will_v pass_v into_o the_o receiver_n diaphanous_a and_o fluid_a though_o beside_o the_o particle_n of_o the_o sublimate_n it_o abound_v with_o antimonial_a particle_n carry_v over_o and_o keep_v invisible_a by_o the_o corrode_a salt_n and_o i_o be_o tell_v that_o tin_n will_v retain_v its_o own_o nature_n in_o the_o form_n of_o fume_n or_o flower_n which_o be_v evident_a since_o that_o white_a sublimate_n which_o be_v gather_v above_o the_o furnace_n where_o the_o ore_n be_v bring_v to_o fusion_n be_v melt_v down_o will_v yield_v store_n of_o tin_n and_o beside_o these_o way_n the_o determinate_a nature_n of_o effluvium_n may_v be_v distinguish_v by_o their_o sensible_a quality_n since_o the_o exhalation_n which_o rise_v from_o several_a body_n produce_v by_o art_n appear_v to_o be_v of_o different_a colour_n though_o no_o external_a heat_n be_v employ_v to_o raise_v they_o for_o the_o fume_n of_o spirit_n of_o nitre_n well_o rectify_v when_o cold_a and_o stop_v up_o appear_v in_o the_o vial_n to_o be_v of_o a_o reddish_a colour_n and_o when_o the_o vessel_n be_v unstopped_a they_o will_v ascend_v in_o the_o form_n of_o a_o reddish_a or_o orange_n tawny_a smoke_n and_o spirit_n of_o salt_n or_o oil_n will_v when_o expose_v to_o the_o open_a air_n ascend_v in_o the_o form_n of_o a_o white_a smoke_n and_o so_o will_v a_o volatile_a tincture_n of_o sulphur_n make_v with_o quicklime_n and_o both_o this_o and_o that_o of_o salt-petre_n do_v by_o their_o smell_n as_o well_o as_o operation_n discover_v of_o what_o nature_n they_o be_v and_o i_o have_v observe_v that_o the_o essential_a oil_n of_o wormwood_n be_v draw_v off_o in_o a_o copper_n alembick_a tin_a be_v not_o only_o green_a but_o retain_v that_o colour_n when_o rectify_v in_o a_o glass-vessel_n and_o though_o these_o essential_a oil_n be_v but_o the_o condense_a effluvia_fw-la of_o vegetable_n yet_o they_o retain_v the_o genuine_a taste_n of_o the_o body_n from_o whence_o they_o be_v draw_v and_o not_o only_a wormwood_n but_o amber_n may_v communicate_v their_o taste_n by_o effluvia_fw-la raise_v without_o the_o help_n of_o heat_n for_o wormwood_n have_v be_v keep_v in_o a_o close_a room_n not_o only_o affect_v the_o nostril_n strong_o but_o the_o tongue_n with_o a_o bitter_a taste_n and_o amber_n keep_v in_o spirit_n of_o wine_n impregnate_v it_o sufficient_o to_o give_v it_o a_o genuine_a taste_n as_o well_o as_o smell_v and_o that_o most_o essential_a oil_n retain_v their_o genuine_a odour_n be_v very_o evident_a and_o that_o the_o effluvia_fw-la of_o body_n may_v affect_v even_o the_o touch_n of_o animal_n may_v not_o only_o be_v argue_v from_o the_o effect_n perceive_v by_o some_o people_n upon_o change_n of_o wether_n but_o by_o that_o memorable_a passage_n relate_v by_o diemerbroeck_n who_o after_o he_o be_v cure_v of_o the_o plague_n it_o leave_v such_o a_o change_n in_o some_o part_n of_o his_o body_n that_o he_o say_v ab_fw-la illo_fw-la periculo_fw-la ad_fw-la contagioso_n mihi_fw-la appropinquanti_fw-la in_o emunctoriis_fw-la successit_fw-la dolour_n vix_fw-la fallax_fw-la pestis_fw-la indicium_fw-la to_o which_o i_o shall_v add_v that_o i_o know_v one_o who_o can_v hear_v very_o soft_a whisper_n when_o ill_o of_o a_o fever_n though_o the_o sound_n and_o healthful_a stander_n by_o can_v not_o and_o i_o be_v tell_v by_o a_o lady_n that_o she_o can_v tell_v by_o her_o smell_n whether_o one_o that_o come_v to_o visit_v she_o have_v be_v in_o any_o place_n where_o the_o ground_n be_v cover_v with_o snow_n and_o i_o know_v a_o gentleman_n who_o eye_n be_v so_o tender_a during_o a_o distemper_n he_o have_v in_o they_o that_o he_o can_v discern_v and_o distinguish_v colour_n in_o the_o dark_a and_o i_o be_o tell_v that_o a_o bloodhound_n find_v out_o a_o man_n bare_o by_o scent_n though_o he_o have_v pass_v through_o a_o market_n town_n and_o several_a crowd_n of_o people_n and_o further_a instance_n may_v be_v bring_v from_o observation_n make_v on_o bloodhound_n some_o of_o which_o will_v scent_v a_o deer_n twenty_o four_o hour_n after_o and_o a_o gentleman_n tell_v i_o that_o he_o know_v when_o his_o dog_n be_v in_o pursuit_n of_o a_o fox_n or_o a_o hare_n because_o they_o run_v with_o their_o nose_n near_o the_o ground_n after_o the_o latter_a the_o scent_n of_o it_o not_o be_v so_o strong_a and_o i_o prepare_v a_o body_n of_o a_o vegetable_a substance_n which_o though_o actual_o cold_a will_v impart_v its_o colour_n to_o a_o metalline_a plate_n though_o separate_v from_o it_o by_o the_o interposition_n of_o a_o piece_n of_o paper_n but_o perhaps_o it_o may_v be_v object_v by_o some_o that_o these_o effluvium_n may_v be_v alter_v by_o unite_n with_o each_o other_o in_o the_o air._n to_o which_o it_o may_v be_v answer_v that_o they_o may_v nevertheless_o reserve_v their_o determinate_a nature_n though_o they_o act_v conjoint_o or_o so_o near_o it_o that_o their_o distinct_a operation_n can_v be_v perceive_v as_o when_o two_o string_n of_o a_o musical_a instrument_n be_v strike_v at_o the_o same_o time_n they_o both_o of_o they_o seem_v to_o make_v only_o one_o impression_n upon_o the_o ear._n and_o if_o spirit_n of_o nitre_n be_v drop_v into_o oil_n of_o tartar_n per_fw-la deliquium_fw-la upon_o a_o evaporation_n of_o the_o superfluous_a moisture_n the_o acid_n and_o alkalious_a particle_n will_v form_v nitrous_a concretion_n who_o taste_n will_v be_v different_a from_o that_o of_o either_o of_o the_o separate_a ingredient_n and_o so_o if_o a_o equal_a proportion_n of_o salarmoniack_a be_v add_v to_o a_o strong_a solution_n of_o pot-ash_n or_o salt_n of_o tartar_n a_o subtle_a urinous_a spirit_n will_v come_v over_o in_o distillation_n and_o also_o a_o caput_fw-la mortuum_n which_o be_v almost_o whole_o a_o compound_a salt_n differ_v enough_o from_o either_o of_o the_o ingredient_n especial_o the_o alkalizate_n in_o taste_n and_o other_o quality_n and_o to_o these_o instance_n i_o shall_v add_v that_o several_a flower_n be_v apt_o mix_v in_o a_o nosegay_n and_o hold_v at_o a_o distance_n they_o make_v a_o confuse_a and_o joint_a impression_n upon_o the_o organ_n of_o smell_v and_o so_o do_v perfume_n make_v up_o of_o several_a ingredient_n and_o spirit_n of_o fermented_a urine_n and_o of_o wine_n be_v well_o dephlegm_v will_v incorporate_v like_o wine_n and_o water_n without_o afford_v the_o least_o dry_a sediment_n but_o if_o in_o a_o convenient_a vessel_n they_o be_v expose_v to_o a_o moderate_a heat_n the_o ascend_a fume_n will_v adhere_v to_o the_o upper_a part_n of_o the_o glass_n in_o the_o form_n of_o a_o white_a but_o tender_a sublimate_n different_a from_o either_o of_o the_o liquor_n not_o only_o in_o consistence_n but_o taste_n and_o smell_v and_o if_o spirit_n of_o salt_n and_o nitre_n be_v elevate_v by_o distillation_n in_o the_o form_n of_o fume_n the_o condense_a liquor_n will_v dissolve_v gold_n though_o neither_o spirit_n of_o nitre_n nor_o of_o salt_n will_v do_v so_o and_o to_o demonstrate_v the_o coalition_n of_o steam_n in_o the_o air_n i_o shall_v add_v that_o have_v fill_v two_o vial_n the_o one_o with_o spirit_n of_o salt_n and_o the_o other_o with_o spirit_n of_o salarmoniack_a well_o rectify_v the_o ascend_a fume_n which_o before_o be_v invisible_a work_v one_o upon_o another_o in_o the_o air_n form_v visible_a steam_n which_o appear_v like_o smoak_n but_o when_o they_o be_v remove_v a_o great_a distance_n from_o each_o other_o the_o separate_z and_o invisible_a steam_n be_v no_o long_o discernible_a and_o one_o thing_n relate_v to_o this_o experiment_n which_o be_v remarkable_a be_v that_o a_o drop_n of_o spirit_n of_o salt_n hang_v at_o the_o end_n of_o a_o glass_n stick_v be_v hold_v over_o the_o orifice_n of_o a_o vial_n with_o a_o long_a neck_n the_o ascend_a vapour_n of_o salarmoniack_a will_v form_v a_o smoke_n which_o will_v be_v visible_a till_o it_o be_v a_o quarter_n of_o a_o yard_n above_o the_o glass_n but_o if_o the_o drop_n be_v hold_v within_o the_o neck_n of_o the_o vial_n the_o aforementioned_a fume_n will_v fall_v into_o the_o ball_n of_o the_o glass_n like_o a_o stream_n of_o liquor_n and_o spread_v itself_o like_o a_o mist_n upon_o the_o surface_n of_o the_o salarmoniack_a which_o experiment_n may_v help_v we_o to_o account_v for_o the_o sudden_a invasion_n of_o meteor_n and_o cloud_n especial_o in_o reference_n to_o the_o come_n in_o or_o cease_v of_o several_a epidemical_a disease_n and_o more_o particular_o the_o plague_n which_o seem_v to_o depend_v on_o the_o occult_a temper_n and_o alteration_n of_o the_o air_n different_o impregnate_v with_o subterraneal_a effluvia_fw-la a_o instance_n of_o which_o be_v relate_v by_o diemerbroeck_n who_o tell_v we_o of_o a_o plague_n occasion_v by_o wash_v of_o foul_a linen_n with_o soap_n the_o fume_n of_o the_o smoak_n unite_n with_o other_o effluvia_fw-la in_o the_o air_n cause_v
sound_n as_o amber_n continue_v warm_v a_o considerable_a time_n after_o the_o sound_n make_v in_o rub_v of_o it_o cease_v texture_n several_a quality_n flow_v from_o a_o alteration_n of_o texture_n we_o observe_v likewise_o that_o the_o fix_a petre_n be_v of_o a_o colour_n betwixt_o blue_n and_o green_n which_o it_o present_o lose_v upon_o the_o mixture_n of_o the_o acid_n spirit_n the_o disposition_n of_o part_n be_v so_o alter_v as_o to_o reflect_v the_o ray_n of_o light_n different_o to_o the_o eye_n a_o change_v not_o unlike_o which_o happen_v upon_o the_o expose_v fix_v nitre_n to_o the_o air_n and_o it_o be_v not_o less_o to_o be_v admire_v that_o soot_n which_o be_v black_a and_o a_o congery_n of_o opacous_a exhalation_n shall_v by_o the_o help_n of_o a_o good_a fire_n fill_v the_o receiver_n with_o fume_n as_o white_a as_o milk_n and_o the_o colour_n to_o be_v observe_v upon_o the_o sublimation_n of_o black_a antimony_n and_o white_a salarmoniack_a be_v no_o less_o pleasant_a but_o to_o return_v to_o the_o experiment_n have_v not_o long_o ago_o attempt_v to_o make_v salt-petre_n of_o salt_n of_o tartar_n and_o aqua_fw-la fortis_fw-la the_o mixture_n unite_v prove_v to_o be_v of_o a_o very_a green_a colour_n which_o reside_v more_o peculiarly_a in_o some_o part_n of_o it_o than_o other_o though_o the_o salt_n of_o tartar_n be_v a_o particular_a preparation_n who_o crystal_n be_v as_o white_a as_o sugar_n candy_n it_o be_v on_o this_o occasion_n likewise_o further_o to_o be_v observe_v that_o though_o fume_n of_o nitre_n raise_v distillation_n be_v of_o a_o red_a colour_n yet_o they_o condense_a into_o a_o liquor_n altogether_o void_a of_o it_o and_o also_o that_o fix_a nitre_n though_o a_o opacous_a body_n yet_o do_v it_o unite_v with_o the_o imbibed_a spirit_n into_o diaphanous_a crystal_n salt-petre_n several_a quality_n destroy_v and_o regain_v by_o the_o redintegration_n of_o salt-petre_n there_o be_v likewise_o to_o be_v observe_v upon_o the_o mixture_n of_o these_o two_o ingredient_n a_o very_a offensive_a smell_n cause_v by_o the_o spirit_n of_o salt-petre_n emit_v stink_a exhalation_n stir_v up_o by_o the_o mutual_a conflict_n betwixt_o it_o and_o its_o fix_a salt_n where_o it_o be_v strange_a that_o this_o mixture_n shall_v have_v a_o smell_n which_o be_v neither_o in_o nitre_n nor_o either_o of_o the_o ingredient_n and_o yet_o that_o it_o shall_v lose_v that_o smell_n again_o when_o turn_v into_o nitre_n beside_o the_o taste_n of_o the_o spirit_n be_v strong_o acid_n and_o the_o taste_n of_o nitre_n like_o that_o of_o salt_n of_o tartar_n it_o be_v surpize_v that_o these_o two_o shall_v unite_v into_o a_o body_n of_o so_o much_o less_o pungency_n in_o taste_n as_o nitre_n bate_v that_o it_o be_v a_o little_o sharp_a by_o reason_n of_o some_o spirituous_a part_n stick_v to_o the_o particle_n of_o the_o nitre_n but_o beside_o these_o there_o be_v several_a other_o reflection_n may_v be_v make_v on_o the_o precede_a experiment_n for_o it_o seem_v a_o question_n whether_o there_o be_v any_o real_a necessity_n of_o a_o distinct_a sulphur_n to_o render_v a_o body_n inflammable_fw-fr or_o whether_o rather_o inflammability_n depend_v on_o a_o disposition_n of_o matter_n to_o be_v put_v into_o motion_n by_o the_o help_n of_o adventitious_a body_n as_o when_o the_o ingredient_n of_o our_o experiment_n be_v mix_v or_o when_o a_o piece_n of_o iron_n be_v cast_v into_o spirit_n of_o nitre_n for_o the_o part_n of_o that_o liquor_n which_o before_o be_v quiet_a and_o cold_a meet_v with_o pore_n which_o disorder_n their_o motion_n they_o present_o begin_v to_o move_v among_o one_o another_o with_o a_o strange_a rapidity_n and_o to_o cause_v such_o a_o heat_n that_o the_o vessel_n will_v burn_v the_o hand_n of_o they_o that_o hold_v it_o and_o here_o it_o may_v not_o be_v amiss_o to_o take_v notice_n of_o one_o thing_n further_o that_o occur_v in_o our_o experiment_n viz._n that_o though_o nitre_n put_v upon_o a_o burn_a coal_n or_o a_o burn_a coal_n be_v cast_v into_o it_o will_v consume_v itself_o in_o a_o blue_a flame_n yet_o when_o it_o be_v contiguous_a to_o the_o side_n of_o the_o crucible_n which_o be_v red_a hot_a it_o melt_v without_o the_o least_o flame_n it_o may_v be_v also_o worth_a enquiry_n why_o nitre_n which_o be_v a_o solid_a body_n shall_v not_o rather_o stick_v in_o the_o form_n of_o sublimate_n to_o the_o receiver_n like_o sal_fw-la ammoniac_a than_o condense_a only_o into_o a_o liquor_n which_o do_v not_o again_o coagulate_v as_o some_o volatile_a spirit_n do_v but_o leave_v these_o phaenomena_n i_o shall_v observe_v further_o that_o though_o spirit_n of_o nitre_n expose_v to_o the_o air_n insensible_o exhale_v yet_o when_o associate_v with_o its_o own_o fix_a salt_n it_o admit_v no_o such_o effluvium_n another_o thing_n to_o be_v observe_v be_v that_o upon_o a_o mixture_n of_o these_o two_o liquor_n several_a saline_n part_n be_v toss_v out_o of_o the_o glass_n into_o the_o air_n which_o fall_v down_o again_o several_a grain_n of_o salt_n will_v remain_v on_o the_o outside_n of_o the_o vial_n which_o will_v be_v visible_a if_o the_o experiment_n be_v try_v in_o the_o sun_n beam_n and_o that_o there_o be_v a_o very_a brisk_a motion_n among_o the_o part_n of_o spirit_n of_o nitre_n be_v evident_a by_o drop_v some_o of_o it_o into_o a_o solution_n of_o salt_n of_o tartar_n for_o immediate_o some_o grain_n be_v shatter_v in_o piece_n and_o throw_v up_o to_o the_o top_n with_o a_o seem_a violence_n till_o the_o strength_n of_o those_o liquor_n be_v mutual_o diminish_v by_o their_o frequent_a occursion_n and_o that_o the_o part_n of_o each_o have_v contrary_a tendency_n in_o their_o motion_n be_v plain_a from_o this_o viz._n if_o when_o the_o ferment_n cease_v more_o of_o one_o of_o these_o liquor_n be_v drop_v in_o there_o follow_v no_o ebullition_n till_o some_o of_o the_o other_o be_v add_v to_o ferment_n with_o it_o form_n the_o same_o particle_n of_o matter_n have_v different_a effect_n when_o in_o a_o fluid_fw-la from_o what_o they_o have_v in_o a_o solid_a form_n and_o here_o it_o be_v seasonable_a to_o observe_v what_o different_a effect_n the_o part_n of_o these_o body_n have_v when_o at_o liberty_n and_o disjoin_v in_o liquids_n from_o what_o they_o produce_v when_o lock_v up_o in_o concretes_n though_o their_o effect_n even_o then_o be_v not_o whole_o to_o be_v attribute_v to_o the_o briskness_n of_o their_o motion_n but_o also_o to_o their_o determinate_a size_n by_o which_o mean_v aqua_fw-la fortis_fw-la which_o leave_v gold_n untouched_a will_v dissolve_v silver_n yet_o by_o a_o addition_n of_o sal_fw-la ammoniac_a it_o have_v acquire_v a_o new_a figure_n and_o a_o peculiar_a motion_n it_o work_v upon_o gold_n and_o for_o the_o like_a reason_n a_o solution_n of_o fix_a nitre_n will_v dissolve_v unctuous_a body_n which_o the_o acid_n spirit_n will_v not_o work_v upon_o again_o we_o may_v observe_v that_o the_o several_a substance_n into_o which_o salt-petre_n be_v reduce_v viz._n the_o fix_a salt_n and_o the_o volatile_a liquor_n be_v both_o different_a from_o the_o concrete_a itself_o which_o be_v a_o argument_n against_o those_o chemist_n that_o pretend_v that_o body_n distil_v retain_v the_o virtue_n of_o those_o body_n they_o be_v distil_v from_o body_n chemistry_n rather_o destroy_v than_o discover_v the_o principle_n of_o body_n for_o the_o acid_n spirit_n of_o nitre_n will_v precipitate_v the_o same_o body_n which_o fix_v nitre_n dissolve_v and_o so_o spirit_n of_o nitre_n will_v turn_v a_o tincture_n of_o brasil_n into_o a_o yellow_a colour_n which_o it_o will_v lose_v and_o in_o some_o measure_n by_o a_o addition_n of_o a_o tincture_n of_o fix_a nitre_n regain_v the_o former_a whereas_o a_o solution_n of_o salt-petre_n change_v neither_o of_o these_o tincture_n eut_fw-fr to_o proceed_v this_o experiment_n give_v we_o reason_n to_o believe_v that_o the_o air_n be_v considerable_o concern_v in_o the_o production_n of_o salt-petre_n and_o in_o give_v a_o figure_n to_o its_o salt_n since_o the_o crystal_n which_o shoot_v in_o the_o solution_n expose_v to_o the_o open_a air_n be_v of_o a_o more_o exact_a size_n and_o figure_n than_o those_o obtain_v after_o a_o quick_a evaporation_n beside_o which_o we_o have_v observe_v that_o a_o mixture_n of_o aqua_fw-la fortis_fw-la and_o salt_n of_o tartar_n yield_v crystal_n much_o more_o like_a nitre_n when_o it_o have_v be_v expose_v to_o the_o the_o air_n for_o some_o time_n than_o what_o it_o afford_v upon_o a_o immediate_a crystallization_n as_o for_o the_o reason_n why_o the_o crystal_n which_o shoot_v in_o the_o air_n be_v more_o natural_o figure_v than_o other_o i_o conceive_v it_o to_o be_v because_o the_o air_n be_v a_o more_o quiet_a and_o undisturbed_a vehicle_n for_o they_o to_o move_v leisurely_o in_o by_o which_o mean_v they_o have_v
black_a but_o also_o one_o saturate_v with_o copper_n a_o succedaneum_n to_o which_o may_v be_v make_v by_o add_v to_o sulphur_n as_o it_o melt_v over_o the_o fire_n and_o equal_a proportion_n of_o salt_n of_o tartar_n fine_o powder_v stir_v they_o till_o they_o incorporate_v and_o become_v red_a which_o mixture_n be_v put_v into_o a_o glass_n retort_n with_o half_a its_o weight_n of_o salarmoniack_a dissolve_v in_o water_n let_v it_o be_v distil_v in_o sand_n shift_v the_o receiver_n as_o the_o liquor_n draw_v off_o be_v tinge_v more_o or_o less_o so_o that_o the_o strong_a may_v be_v preserve_v by_o itself_o and_o such_o trial_n as_o these_o will_v be_v of_o more_o use_n than_o those_o usual_o make_v with_o a_o bare_a tincture_n of_o gall_n since_o there_o be_v several_a mineral_n substance_n and_o other_o body_n which_o mineral_n water_n may_v be_v impregnate_v with_o which_o discover_v not_o themselves_o in_o a_o infusion_n of_o gall_n as_o sulphur_n or_o copper_n may_v be_v so_o lock_v up_o in_o these_o water_n as_o not_o to_o be_v perceive_v till_o the_o body_n of_o the_o liquor_n be_v open_v by_o some_o proper_a additament_n and_o even_o arsenic_n itself_o may_v be_v so_o disguise_v as_o not_o to_o be_v perceive_v when_o mix_v with_o the_o water_n yet_o if_o spirit_n of_o urine_n or_o oil_n of_o tartar_n per_fw-la deliquium_fw-la be_v drop_v into_o a_o solution_n of_o it_o it_o present_o precipitate_v in_o the_o form_n of_o a_o white_a powder_n and_o so_o likewise_o if_o a_o solution_n of_o sublimate_n be_v add_v to_o it_o they_o whether_o mineral_n water_n have_v arsenic_n dissolve_v in_o they_o but_o to_o discover_v whether_o mineral_n water_n be_v impregnate_v with_o arsenic_n or_o not_o i_o put_v dantzick_n or_o english_a vitriol_n into_o a_o solution_n of_o it_o either_o of_o which_o cause_v a_o dark_a precipitate_v gradual_o to_o subside_o 14._o whether_o spirituous_a acid_n volatile_a alkalys_n or_o lixivial_a salt_n will_v precipitate_v such_o water_n 15._o the_o manner_n of_o extract_a salt_n from_o such_o water_n and_o what_o quantity_n may_v be_v extract_v guess_n may_v be_v make_v concern_v the_o saltness_n of_o these_o water_n by_o try_v whether_o they_o will_v lather_n with_o soap_n and_o if_o not_o what_o quantity_n of_o curdle_a matter_n they_o will_v yield_v i_o have_v observe_v that_o even_o the_o light_a water_n will_v yield_v a_o small_a quantity_n of_o common_a salt_n 16._o how_o to_o discover_v what_o acidity_n be_v to_o be_v find_v without_o evaporation_n have_v take_v a_o peculiar_a method_n to_o try_v the_o acidity_n of_o mineral_n water_n by_o mix_v they_o with_o a_o infusion_n of_o lignum_fw-la nephriticum_fw-la in_o simple_a water_n i_o find_v that_o though_o german_a spa_n yield_v a_o small_a quantity_n yet_o in_o that_o of_o action_n there_o be_v none_o discernible_a 17._o what_o may_v be_v observe_v by_o distillation_n in_o balnco_n 18._o what_o and_o whether_o the_o same_o quantity_n of_o caput_n mortuum_n be_v afford_v by_o evaporation_n and_o distillation_n 19_o whether_o mineral_n water_n will_v acquire_v the_o same_o quality_n and_o texture_n by_o a_o reunion_n of_o their_o caput_fw-la mortuum_n when_o distil_v to_o such_o a_o consistence_n in_o glass-vessel_n exact_o lute_v which_o they_o have_v before_o 20._o what_o change_n if_o any_o mineral_n water_n undergo_v by_o be_v boil_v in_o water_n in_o a_o glass_n hermetical_o seal_v from_o whence_o may_v be_v learn_v whether_o a_o change_n of_o quality_n will_v succeed_v a_o alteration_n of_o texture_n without_o a_o manifest_a loss_n of_o part_n and_o whether_o a_o agitation_n of_o part_n without_o the_o influence_n of_o the_o air_n will_v precipitate_v any_o thing_n or_o deprive_v it_o of_o its_o power_n to_o turn_v a_o tincture_n of_o gall_n purple_a 21._o how_o much_o the_o mineral_n water_n exceed_v their_o caput_fw-la mortuum_n in_o proportien_n 22._o what_o part_n be_v contain_v in_o the_o caput_fw-la mortuum_n and_o whether_o dissoluble_a in_o water_n 23._o how_o much_o the_o saline_n and_o terrestrial_a part_n differ_v in_o proportion_n 24._o whether_o in_o strong_a fire_n the_o salt_n be_v volatile_a or_o fix_a and_o to_o what_o degree_n 25._o whether_o the_o salt_n will_v crystallize_v per_fw-la se_fw-la or_o with_o other_o salt_n and_o what_o be_v the_o figure_n of_o the_o genuine_a or_o compound_v crystal_n 26._o whether_o acid_n or_o alkaline_n quality_n be_v most_o predominant_a the_o acidity_n will_v either_o appear_v to_o the_o taste_n or_o smell_v or_o may_v be_v discover_v by_o turn_v syrup_n of_o violet_n red_a as_o also_o by_o make_v use_n of_o a_o infusion_n of_o lignum_fw-la nephriticum_fw-la which_o upon_o a_o mixture_n of_o acid_n lose_v its_o blue_a colour_n their_o acidity_n may_v likewise_o be_v discover_v by_o try_v whether_o they_o will_v be_v precipitate_v by_o alkalys_n or_o ferment_n with_o they_o and_o if_o alkaly_n be_v predominant_a it_o on_o the_o contrary_n discover_v itself_o by_o a_o lixivial_a taste_n and_o smell_v and_o may_v be_v discover_v by_o turn_v syrup_n of_o violet_n green_a or_o precipitate_v a_o solution_n of_o sublimate_n or_o ferment_v with_o aqua_fw-la fortis_fw-la or_o last_o by_o increase_v the_o colour_n of_o a_o tincture_n of_o brasil_n or_o log-wood_n in_o common-water_n and_o though_o we_o have_v no_o such_o spring_n here_o in_o england_n as_o afford_v alkaline_a salt_n yet_o without_o question_n in_o egypt_n such_o may_v be_v find_v since_o their_o latron_n or_o the_o egyptian_a nitre_n abound_v with_o a_o salt_n of_o a_o alkaline_a nature_n and_o i_o have_v obtain_v such_o a_o alkaly_n from_o that_o famous_a water_n of_o bourbon_n in_o france_n which_o will_v turn_v syrup_n of_o violet_n green_a and_o ferment_n with_o volatile_a acid_n if_o such_o water_n abound_v with_o vitriol_n they_o will_v turn_v a_o infusion_n of_o gall_n black_a and_o vomit_v those_o that_o drink_v they_o and_o if_o a_o alkaly_n be_v add_v will_v yield_v a_o yellow_a precipitate_v upon_o drop_v of_o spirit_n of_o urine_n or_o salt_n of_o tartar_n into_o they_o i_o have_v not_o find_v any_o of_o the_o water_n about_o london_n to_o be_v impregnate_v with_o vitriol_n and_o i_o be_o tell_v that_o in_o france_n the_o mineral_n water_n be_v so_o far_o from_o be_v impregnate_v with_o vitriol_n that_o there_o be_v a_o vitriolate_a spring_n in_o that_o kingdom_n as_o for_o the_o nature_n of_o the_o salt_n which_o most_o mineral_n water_n be_v impregnate_v with_o i_o think_v that_o it_o be_v not_o to_o be_v refer_v to_o any_o glass_n but_o be_v either_o svi_fw-la generis_fw-la and_o a_o peculiar_a one_o or_o a_o compound_v salt_n make_v up_o of_o such_o as_o the_o water_n be_v impregnate_v with_o in_o its_o passage_n through_o the_o earth_n and_o that_o purgative_n salt_n may_v by_o a_o change_n of_o texture_n be_v make_v of_o salt_n not_o at_o all_o purgative_n i_o the_o rather_o believe_v because_o i_o have_v be_v tell_v by_o a_o ingenious_a empiric_n that_o a_o salt_n which_o i_o make_v of_o salt_n of_o tartar_n and_o common_a sulphur_n mix_v together_o have_v a_o gentle_a purge_v virtue_n 27._o in_o what_o menstruum_n the_o caput_fw-la mortuum_n may_v be_v dissolve_v and_o in_o what_o it_o may_v not_o whether_o volatile_a or_o fix_v and_o what_o quality_n it_o have_v in_o respect_n of_o colour_n or_o smell_n afford_v what_o proportion_n of_o salt_n mineral_n water_n afford_v it_o be_v to_o be_v admire_v what_o a_o great_a deal_n of_o caput_n mortuum_n some_o mineral_n water_n yield_v in_o comparison_n of_o other_o since_o those_o water_n which_o be_v pure_o diuretic_n have_v very_o little_a if_o compare_v with_o the_o caput_fw-la mortuum_n of_o purge_v water_n for_o though_o a_o pound_n of_o barnet_n water_n yield_v a_o drachm_n yet_o the_o same_o weight_n of_o tunbridge_n afford_v but_o a_o grain_n and_o it_o be_v not_o a_o little_a strange_a that_o so_o small_a a_o quantity_n of_o a_o mineral_n shall_v impregnate_n so_o much_o water_n as_o i_o have_v by_o trial_n find_v a_o grain_n of_o iron_n stone_n do_v enable_v it_o to_o tincture_n a_o infusion_n of_o gall_n deep_a than_o tunbridge_n or_o german_a spa_n water_n will_v and_o i_o have_v try_v that_o half_o a_o grain_n of_o marchasite_n dissolve_v in_o spirit_n of_o nitre_n communicate_v a_o tincture_n to_o 61440_o part_n of_o water_n though_o part_n of_o that_o marchasite_n be_v sulphur_n and_o part_n of_o it_o caput_fw-la mortuum_n and_o here_o it_o may_v be_v seasonable_a to_o take_v notice_n that_o if_o so_o small_a a_o portion_n of_o a_o metalline_a substance_n will_v when_o gross_o dissolve_v impregnate_n so_o large_a a_o quantity_n of_o water_n how_o much_o more_o may_v it_o when_o raise_v in_o the_o form_n of_o a_o subtle_a mineral_n fume_v and_o as_o in_o such_o a_o form_n it_o may_v impregnate_n a_o large_a quantity_n of_o water_n so_o will_v it_o be_v
aliment_n be_v carry_v off_o by_o insensible_a transpiration_n and_o as_o these_o instance_n show_v how_o unfit_a a_o air_n too_o gross_a be_v for_o respiration_n so_o that_o a_o air_n too_o thin_a be_v likewise_o prejudicial_a appear_v from_o the_o experiment_n already_o try_v in_o our_o receiver_n so_o that_o it_o be_v not_o improbable_a that_o if_o a_o man_n be_v remove_v to_o the_o top_n of_o our_o atmosphere_n he_o will_v die_v for_o want_v of_o breath_n in_o favour_n of_o which_o conjecture_n i_o shall_v add_v that_o the_o learned_a josephus_n acosta_n tell_v we_o that_o go_v up_o a_o high_a mountain_n in_o peru_n call_v pariacaca_fw-la which_o be_v so_o high_a above_o the_o alps_o as_o to_o make_v they_o appear_v only_o as_o high_a tower_n he_o and_o his_o companion_n be_v take_v with_o excessive_a vomit_v together_o with_o blood_n which_o last_v till_o he_o come_v to_o a_o region_n more_o convenient_a for_o respiration_n and_o he_o likewise_o say_v to_o our_o present_a purpose_n that_o the_o element_n of_o the_o air_n be_v so_o subtle_a and_o delicate_a there_o that_o it_o be_v too_o fine_a for_o a_o man_n to_o breathe_v in_o the_o action_n of_o respiration_n require_v a_o grosser_n and_o more_o temperate_a air._n but_o though_o from_o hence_o it_o appear_v that_o the_o air_n contribute_v to_o respiration_n in_o carry_v off_o the_o recrement_n of_o the_o blood_n yet_o it_o be_v scarce_o probable_a that_o those_o recrement_n shall_v so_o soon_o kill_v a_o animal_n as_o to_o cause_v bird_n enclose_v in_o our_o receiver_n to_o die_v in_o a_o few_o minute_n for_o want_v of_o be_v carry_v off_o and_o it_o will_v not_o be_v hard_a to_o account_v for_o such_o effect_n shall_v we_o allow_v with_o paracelsus_n that_o air_n contribute_v to_o the_o geneneration_n of_o a_o vital_a spirit_n since_o the_o interruption_n of_o its_o generation_n for_o so_o small_a a_o time_n can_v scarce_o be_v fatal_a yet_o i_o shall_v add_v on_o this_o occasion_n that_o i_o have_v be_v tell_v that_o cornelius_n drebellus_fw-la make_v a_o boat_n for_o the_o learned_a king_n james_n which_o will_v swim_v under_o water_n in_o which_o to_o make_v the_o air_n include_v fit_a for_o respiration_n he_o be_v wont_a to_o open_v a_o vessel_n which_o contain_v a_o liquor_n which_o add_v such_o a_o vital_a spirit_n to_o the_o air_n as_o purge_v it_o of_o the_o grosser_n exhalation_n and_o condense_v they_o wherefore_o i_o be_o the_o more_o favourable_o incline_v to_o think_v that_o the_o air_n may_v conduce_v to_o the_o preserurtion_n of_o vital_a spirit_n and_o that_o it_o contribute_v to_o the_o preservation_n of_o life_n as_o air_n to_o flame_n for_o have_v convey_v rectfy_v spirit_n of_o wine_n into_o our_o receiver_n we_o find_v that_o it_o will_v not_o continue_v long_o no_o more_o than_o the_o vital_a flame_n of_o a_o animal_n if_o the_o air_n be_v exhaust_v but_o not_o to_o insist_v upon_o these_o thing_n we_o shall_v add_v that_o have_v dissect_v a_o bitch_n and_o take_v out_o one_o of_o the_o whelp_n though_o we_o open_v his_o abdomen_fw-la and_o thorax_n and_o divide_v the_o diaphragm_n yet_o have_v once_o begin_v to_o breathe_v his_o heart_n continue_v to_o beat_v above_o six_o hour_n whereas_o three_o more_o which_o be_v involve_v in_o the_o secundine_n in_o the_o mean_a time_n be_v all_o dead_a though_o they_o be_v neither_o wound_v nor_o have_v ever_o breathe_v how_o far_o this_o may_v serve_v to_o illustrate_v the_o problem_n propose_v by_o dr._n harvey_n viz._n why_o a_o foetus_fw-la may_v live_v long_o before_o it_o have_v breathe_v if_o involve_v in_o the_o secundine_n than_o if_o when_o it_o have_v once_o respire_v respiration_n be_v stop_v we_o leave_v other_o to_o judge_v whether_o fish_n breathe_v or_o not_o under_o water_n especial_o those_o that_o want_v lung_n i_o can_v now_o determine_v but_o that_o air_n be_v necessary_a to_o the_o preservation_n of_o their_o life_n seem_v to_o be_v evince_v by_o observe_v that_o if_o fish_n be_v enclose_v in_o a_o bottle_n which_o be_v close_o stop_v from_o the_o air_n or_o if_o they_o be_v keep_v from_o the_o air_n by_o the_o freeze_a of_o water_n they_o present_o die_v and_o indeed_o consider_v how_o many_o particle_n of_o air_n be_v intersperse_v in_o the_o pore_n of_o water_n it_o may_v not_o be_v altogether_o improbable_a that_o part_n of_o it_o be_v separate_v as_o it_o pass_v through_o their_o gills_o or_o some_o other_o way_n and_o i_o be_o the_o rather_o incline_v to_o believe_v it_o because_o have_v put_v a_o large_a eel_n into_o our_o receiver_n upon_o exhaust_v the_o air_n she_o turn_v up_o her_o belly_n and_o lay_v as_o dead_a till_o the_o receiver_n be_v unstop_v and_o the_o fish_n take_v out_o into_o the_o open_a air_n satisfy_v we_o of_o her_o recovery_n by_o very_o brisk_a and_o vivid_v motion_n but_o what_o be_v not_o a_o little_a to_o be_v admire_v have_v put_v a_o grey_a snail_n into_o our_o receiver_n we_o perceive_v not_o the_o least_o alteration_n when_o the_o air_n be_v draw_v out_o but_o whence_o these_o phaenomena_n proceed_v we_o shall_v not_o now_o stay_v to_o determine_v nor_o be_v we_o now_o at_o leisure_n to_o examine_v any_o further_a whether_o the_o paradox_n which_o some_o hold_n be_v true_a viz._n that_o the_o child_n respire_v in_o the_o womb_n only_o we_o shall_v say_v that_o it_o be_v not_o altogether_o fabulous_a that_o the_o foetus_fw-la have_v sometime_o be_v hear_v to_o cry_v in_o the_o womb_n and_o chicken_n have_v be_v observe_v to_o pip_n in_o the_o eggshell_n before_o it_o be_v break_v which_o may_v be_v argument_n of_o a_o obscure_a respiration_n except_o it_o can_v be_v make_v to_o appear_v that_o such_o sound_n may_v arise_v from_o halituous_a vapour_n in_o the_o larynx_n and_o that_o they_o may_v will_v not_o be_v a_o little_a favour_v by_o observe_v what_o audible_a sound_v arise_v from_o the_o halituous_a vapour_n of_o a_o aeolipile_n force_v upon_o the_o blade_n of_o a_o knife_n hold_v in_o various_a posture_n but_o to_o proceed_v the_o necessity_n of_o breathe_v though_o those_o that_o be_v not_o well_o be_v accustom_a to_o want_v it_o may_v appear_v from_o the_o small_a time_n that_o such_o man_n be_v able_a to_o stay_v under_o water_n but_o may_v further_o be_v illustrate_v by_o the_o follow_a experiment_n for_o have_v convey_v a_o humming-bee_n a_o flesh-f_o and_o a_o palmer-worm_n into_o our_o receiver_n upon_o the_o exsuction_n of_o the_o air_n in_o a_o minute_n time_n they_o all_o seem_v dead_a but_o present_o recover_v by_o the_o re-ingress_n of_o air_n yet_o when_o the_o air_n be_v again_o draw_v out_o they_o appear_v dead_a which_o be_v a_o strong_a argument_n to_o induce_v we_o to_o believe_v that_o the_o body_n of_o animal_n be_v but_o so_o many_o curiously-contrived_a engine_n except_o those_o of_o man_n who_o wheel_n be_v set_v on_o go_v by_o the_o influence_n of_o external_n agent_n for_o even_o those_o fly_n which_o present_o die_v in_o our_o receiver_n will_v crawl_v about_o even_o when_o their_o head_n be_v cut_v off_o and_o it_o be_v not_o unworthy_a our_o observation_n that_o infect_v which_o want_n lung_n be_v no_o less_o sensible_o affect_v upon_o the_o exsuction_n of_o air_n than_o some_o that_o have_v they_o which_o may_v be_v ground_n for_o a_o suspicion_n that_o the_o particle_n of_o the_o air_n enter_v in_o at_o their_o pore_n and_o that_o it_o keep_v they_o alive_a by_o a_o universal_a perspiration_n but_o to_o put_v a_o end_n to_o this_o digression_n though_o the_o forementioned_a experiment_n have_v give_v i_o cause_n to_o suspect_v that_o the_o depuration_n of_o the_o blood_n be_v the_o chief_a use_n of_o respiration_n yet_o since_o i_o believe_v it_o have_v some_o other_o use_v which_o be_v not_o yet_o explain_v i_o shall_v conclude_v with_o that_o say_v of_o st._n augustine_n mallem_fw-la quidem_fw-la eorum_fw-la quae_fw-la à _fw-la i_o quaesivisti_fw-la habere_fw-la scientiam_fw-la quam_fw-la ignorantiam_fw-la sed_fw-la quia_fw-la id_fw-la nondum_fw-la potui_fw-la magis_fw-la eligo_fw-la cautam_fw-la ignorantiam_fw-la confiteri_fw-la quam_fw-la falsam_fw-la scientiam_fw-la profiteri_fw-la experiemint_n xlii_o receiver_n the_o different_a operation_n of_o corrosive_n in_o and_o without_o our_o receiver_n have_v fill_v the_o three_o part_n of_o a_o long-neck_n viol._n with_o ten_o sprig_n of_o coral_n and_o as_o much_o spirit_n of_o vinegar_n as_o swim_v about_o a_o inch_n over_o they_o we_o place_v it_o in_o our_o receiver_n and_o though_o at_o the_o first_o there_o appear_v but_o very_o few_o bubble_n yet_o upon_o a_o few_o exsuction_n of_o the_o air_n they_o rise_v so_o plentiful_o as_o to_o make_v the_o menstruum_fw-la appear_v white_a the_o whole_a continue_v to_o boil_v and_o ferment_n as_o in_o a_o seething-pot_n as_o much_o froth_n stand_v upon_o the_o liquor_n as_o answer_v the_o depth_n of_o it_o in_o
be_v firm_a than_o before_o their_o taste_n and_o smell_v discover_v they_o to_o be_v mouldy_a factitious_a air._n septemb_n 10._o 77._o have_v include_v 2_o ounce_n of_o unripe_a grape_n in_o a_o receiver_n which_o be_v large_a enough_o to_o contain_v 8_o ounce_n of_o water_n and_o as_o much_o of_o factitious_a air_n of_o pear_n as_o sustain_v a_o mercurial_a cylinder_n of_o 10_o digit_n sept._n 11._o the_o mercury_n subside_v to_o 8_o digit_n sept._n 12._o it_o ascend_v 3_o inch_n sept._n 13_o it_o rise_v to_o 16_o sept._n 14_o it_o rise_v to_o 20_o sept._n 15_o it_o rise_v to_o 23_o sept._n 16_o it_o rise_v to_o 24_o sept_n 17._o it_o be_v sustain_v at_o 28_o inch_n the_o colour_n of_o the_o grape_n be_v turn_v yellow_a sept._n 18_o it_o be_v 29_o sept._n 19_o it_o be_v 30_o sept._n 20_o it_o be_v 31_o sept._n 21_o it_o be_v 33_o sept._n 23_o it_o be_v 35_o sept._n 24_o it_o be_v 20_o some_o air_n get_v out_o the_o grape_n be_v yellow_a sept._n 24_o it_o be_v 21_o sept._n 25_o it_o be_v 22_o sept._n 26_o little_a variation_n sept._n 27_o it_o be_v 22_o sept._n 29_o it_o be_v 27_o sept._n 30_o it_o be_v 28_o oct._n 1_o &_o 2_o it_o be_v 28_o oct._n 5_o it_o be_v 30_o oct._n 6_o it_o be_v 31_o oct._n 10_o it_o be_v 31_o ½_n oct._n 13_o it_o be_v 31_o nou._n 9_o it_o be_v 13._o some_o air_n make_v its_o way_n out_o nou._n 19_o it_o be_v 29_o inch_n high_a dec._n 20._o the_o grape_n have_v acquire_v a_o great_a degree_n of_o firmness_n the_o taste_n and_o smell_v be_v not_o less_o grateful_a than_o before_o in_o which_o experiment_n the_o firmness_n seem_v to_o be_v effect_v by_o a_o exhalation_n of_o the_o spirit_n and_o it_o hence_o likewise_o appear_v that_o factitious_a air_n may_v preserve_v the_o taste_n though_o it_o cause_v a_o change_n in_o colour_n experiment_n iu._n july_n 18._o have_v enclose_v two_o piece_n of_o orange_n orange_n artificial_a air_n from_o orange_n the_o one_o with_o common_a air_n and_o add_v as_o much_o factitious_a air_n of_o cherry_n as_o be_v sufficient_a to_o bear_v up_o 12_o inch_n of_o quicksilver_n and_o the_o other_o without_o any_o addition_n to_o the_o air_n contain_v in_o the_o receiver_n july_n 20._o the_o latter_a seem_v mouldy_a the_o other_o not_o appear_v to_o have_v undergo_v any_o change_n july_n 23._o the_o orange_n contain_v in_o the_o factitious_a air_n be_v unaltered_a the_o mouldiness_n of_o the_o other_o be_v increase_v july_n 26._o that_o in_o the_o common_a air_n seem_v putrid_a as_o likewise_o the_o other_o do_v but_o without_o mouldiness_n august_n 1_o no_o far_o alteration_n appear_v in_o the_o orange_n i_o open_v the_o receiver_n and_o observe_v that_o in_o the_o artificial_a air_n which_o hold_v the_o mercury_n 26_o inch_n high_a be_v well_o taste_v and_o firm_a only_o the_o top_n of_o the_o rind_n have_v lose_v a_o little_a juice_n that_o in_o the_o other_o reciver_n seem_v rot_a except_o the_o rind_n it_o may_v be_v here_o observe_v that_o factitious_a air_n of_o the_o cherry_n have_v different_a effect_n on_o several_a fruit_n experiment_n v._n factitious_a air._n july_n 20._o 76._o beef_n artificial_a air_n from_o beef_n have_v compress_v air_n make_v of_o cherry_n in_o a_o receiver_n with_o a_o piece_n of_o beef_n so_o that_o it_o bear_v up_o a_o cylinder_n of_o mercury_n 27_o inch_n high_a july_n 21_o there_o be_v no_o considerable_a change_n in_o the_o height_n of_o it_o july_n 22_o there_o be_v no_o considerable_a change_n in_o the_o height_n of_o it_o july_n 23_o there_o be_v no_o considerable_a change_n in_o the_o height_n of_o it_o july_n 25_o there_o be_v no_o considerable_a change_n in_o the_o height_n of_o it_o july_n 26_o the_o receiver_n and_o cover_n be_v separate_v the_o flesh_n stink_v common_a air._n july_n 20._o 76._o beef_n be_v shut_v up_o with_o common_a air_n the_o mercury_n be_v raise_v july_n 21_o 0_o july_n 22_o 1_o inch._n july_n 23_o 5_o ½_n july_n 25_o 9_o ½_n july_n 26_o 14_o ½_n towards_o night_n 18._o july_n 27_o 21_o ½_n towards_o night_n 25._o july_n 28_o the_o air_n get_v out_o hence_o it_o appear_v that_o the_o artificial_a air_n of_o cherry_n hinder_v the_o generation_n of_o it_o from_o flesh_n experiment_n vi._n common_a air._n march_n 14._o 76._o onion_n artificial_a air_n from_o onion_n two_o onion_n be_v enclose_v with_o common_a air_n in_o a_o receiver_n march_n 28._o the_o mercury_n on_o the_o sixteenth_o be_v depress_v ¼_n of_o a_o inch_n but_o after_o be_v buoy_v up_o 2_o ¼_n and_o the_o air_n get_v out_o the_o length_n of_o the_o root_n be_v increase_v april_n 28._o they_o be_v putrify_v and_o corrupt_v may_v 9_o the_o mercury_n neither_o ascend_v nor_o subside_v but_o the_o root_n be_v putrify_v factitious_a air._n march_n 17._o 76._o onion_n be_v include_v with_o air_n obtain_v from_o paste_n march_n 28._o they_o take_v root_n just_a as_o they_o usual_o do_v in_o common_a air._n april_n 28._o the_o extremity_n of_o the_o root_n begin_v to_o putrify_v perhaps_o because_o the_o artificial_a air_n may_v be_v moist_a the_o mercury_n ascend_v 9_o or_o 10_o inch_n may._n 18._o one_o of_o they_o begin_v to_o corrupt_v from_o whence_o it_o appear_v that_o vegetation_n be_v not_o hinder_v by_o artificial_a air_n and_o it_o likewise_o appear_v that_o the_o quantity_n of_o air_n be_v increase_v experiment_n vii_o common_a air._n august_n 25._o grape_n artificial_a air_n from_o grape_n fix_v ounce_n of_o grape_n be_v shut_v up_o in_o a_o receiver_n large_a enough_o to_o contain_v 25_o ounce_n of_o water_n aug._n 26_o it_o be_v ascent_n scarce_o discernible_a aug._n 27_o 1_o inch._n aug._n 28_o it_o be_v height_n be_v 1_o ¼_n aug._n 29_o it_o be_v height_n be_v 1_o ¼_n aug._n 30._o the_o mercury_n subside_v a_o little_a the_o grape_n be_v not_o equal_o alter_v as_o in_o artificial_a air_n of_o pear_n aug._n 31._o the_o grape_n be_v open_a to_o the_o atmosphere_n septemb_n 7._o their_o pungent_a taste_n be_v something_o abate_v though_o they_o retain_v their_o colour_n factitious_a air._n aug._n 25._o two_o ounce_n of_o grape_n be_v shut_v up_o in_o a_o receiver_n large_a enough_o to_o hold_v 8_o ½_n of_o water_n so_o much_o air_n of_o pear_n be_v thrust_v in_o as_o be_v able_a to_o raise_v it_o 15_o inch_n aug._n 26._o some_o air_n get_v out_o a_o supply_n be_v add_v which_o raise_v the_o mercury_n to_o 17_o inch_n high_a aug._n 27._o the_o mercury_n subside_v to_o less_o than_o 16_o inch_n towards_o night_n it_o ascend_v again_o to_o 17_o inch_n aug._n 28_o it_o rise_v to_o 19_o aug._n 29_o it_o rise_v to_o 21_o aug._n 30_o it_o rise_v to_o 22_o aug._n 31_o it_o rise_v to_o 23_o ½_n sept._n 1_o it_o rise_v to_o 24_o sept._n 2_o it_o rise_v to_o 24_o sept._n and_o 4_o they_o acquire_v a_o yellowness_n sept._n 5._o air_n get_v out_o sept._n 7._o the_o grape_n be_v insipid_a and_o of_o a_o ungrateful_a taste_n from_o this_o experiment_n we_o may_v argue_v for_o the_o power_n of_o artificial_a air_n in_o change_a colour_n it_o promote_v the_o generation_n of_o air_n and_o preserve_v taste_n experiment_n viii_o factitious_a air._n aug._n 2.76_o gillyflower_n artificial_a air_n from_o gillyflower_n a_o gillyflower_n be_v enclose_v with_o air_n of_o paste_n in_o a_o receiver_n aug._n 4._o it_o be_v moist_a and_o alter_v its_o colour_n aug._n 9_o it_o be_v in_o some_o measure_n alter_v aug._n 12._o their_o moistness_n increase_v gradual_o without_o mouldiness_n aug._n 31._o it_o be_v not_o so_o fresh_a as_o those_o in_o vacuo_fw-la aug._n 2._o common_a air._n be_v enclose_v with_o common_a air._n aug._n 4._o it_o be_v unaltered_a aug._n 9_o it_o be_v wet_a and_o almost_o colourless_a aug._n 12._o it_o be_v very_o mouldy_a aug._n 4._o vacuum_n two_o gillyflower_n be_v shut_v up_o in_o vacuum_n aug._n 4._o they_o seem_v moist_a but_o in_o a_o year_n after_o undergo_v no_o alteration_n from_o whence_o it_o appear_v that_o factitious_a air_n render_v colour_n more_o subject_a to_o change_v experiment_n ix_o common_a air._n july_n 24._o plum_n artificial_a air_n from_o apricock_n and_o plum_n a_o pricock_n and_o plum_n be_v enclose_v in_o a_o receiver_n july_n 28._o there_o be_v no_o change_n in_o the_o fruit_n but_o that_o one_o plum_n which_o be_v cut_v in_o piece_n be_v a_o little_a mouldy_a aug._n 11._o the_o colour_n taste_n and_o consistence_n of_o the_o fruit_n be_v all_o very_a acceptable_a july_n 24._o artificial_a air._n the_o same_o ingredient_n be_v shut_v up_o with_o so_o much_o artificial_a air_n of_o cherry_n as_o keep_v a_o cylinder_n of_o mercury_n up_o to_o 22_o inch_n july_n 25._o it_o subside_v 3_o inch_n and_o rise_v to_o 22_o again-towards_a night_n july_n 26_o it_o rise_v 28_o july_n 27_o it_o
great_a part_n of_o those_o effluvium_n it_o quality_n in_o the_o air_n which_o arise_v from_o the_o union_n and_o conjunction_n of_o other_o body_n with_o it_o which_o be_v active_a in_o our_o atmosphere_n arise_v from_o subterraneal_a part_n and_o from_o celestial_a body_n yet_o doubtless_o there_o be_v a_o great_a many_o that_o result_n from_o the_o mutual_a action_n of_o the_o different_a part_n of_o it_o act_v on_o those_o body_n that_o be_v expose_v to_o it_o for_o though_o notwithstanding_o any_o manifest_a quality_n we_o can_v discern_v in_o it_o the_o air_n seem_v to_o be_v unfit_a for_o a_o menstruum_fw-la yet_o i_o doubt_v not_o but_o it_o may_v have_v considerable_a effect_n on_o body_n dispose_v to_o be_v act_v on_o by_o it_o for_o not_o to_o urge_v that_o sometime_o the_o quantity_n of_o a_o menstruum_fw-la compensate_v its_o want_n of_o strength_n we_o know_v that_o there_o be_v several_a liquor_n which_o though_o insipid_a and_o make_v no_o sensible_a impression_n on_o the_o organ_n of_o taste_n yet_o by_o their_o various_a attrition_n and_o frequent_a motion_n against_o body_n become_v fit_a for_o solvent_n so_o the_o air_n have_v its_o part_n always_o act_v on_o copper_n expose_v to_o it_o in_o tract_n of_o time_n produce_v that_o efflorescence_n colour_v like_o verdigrease_n a_o factitious_a body_n usual_o produce_v from_o the_o same_o substance_n corrode_v by_o vinegar_n or_o the_o juice_n of_o the_o husk_n of_o grape_n beside_o we_o see_v that_o mercury_n which_o have_v no_o sensible_a taste_n have_v a_o faculty_n of_o dissolve_v gold_n and_o silver_n and_o all_o strong_a menstruum_n which_o dissolve_v body_n with_o the_o utmost_a vigour_n be_v soon_o glut_v and_o can_v dissolve_v no_o more_o so_o that_o though_o the_o air_n be_v a_o weak_a one_o yet_o it_o have_v this_o last_a advantage_n that_o when_o a_o small_a quantity_n of_o it_o be_v glut_v it_o bear_v so_o great_a a_o proportion_n to_o the_o body_n it_o act_v on_o that_o a_o fresh_a part_n of_o it_o be_v still_o to_o supply_v the_o deficiency_n and_o place_n of_o that_o which_o can_v act_v no_o long_o part_n the_o air_n abound_v with_o saline_n and_o sulphureous_a part_n beside_o the_o air_n abound_v with_o so_o many_o saline_a and_o sulphureous_a part_n that_o by_o rub_v upon_o body_n that_o lie_v in_o their_o way_n by_o frequent_a occursion_n they_o cause_v considerable_a effect_n so_o we_o see_v according_a to_o the_o proverb_n gutta_n cavat_fw-la lapidem_fw-la non_fw-la vi_fw-la sed_fw-la saepe_fw-la cadendo_fw-la moreover_o though_o the_o part_n of_o air_n be_v very_a minute_n yet_o we_o know_v that_o the_o body_n which_o be_v expose_v to_o their_o action_n be_v only_o act_v on_o by_o they_o upon_o their_o outward_a superficies_n which_o may_v consist_v of_o as_o many_o part_n and_o as_o minute_n as_o those_o of_o the_o air_n which_o by_o successive_o hit_v against_o they_o carry_v they_o along_o with_o they_o so_o sugar_n or_o sal_fw-la gem._n be_v immerse_v in_o water_n have_v their_o part_n dissolve_v and_o carry_v up_o into_o the_o liquor_n by_o the_o successive_a attrition_n and_o occursion_n of_o so_o insipid_a a_o menstruum_fw-la and_o who_o part_n be_v in_o so_o gentle_a a_o motion_n body_n the_o sunbeam_n sufficient_a to_o raise_v some_o body_n and_o i_o be_o apt_a to_o believe_v that_o some_o body_n have_v may_v such_o a_o disposition_n to_o be_v work_v upon_o by_o the_o sunbeam_n as_o to_o be_v raise_v by_o they_o in_o such_o a_o form_n as_o not_o to_o be_v distinguish_v from_o the_o body_n they_o be_v raise_v in_o but_o whether_o they_o may_v or_o not_o certain_o it_o be_v consonant_a to_o experience_n that_o the_o atmosphere_n be_v fill_v in_o several_a place_n with_o effluvium_n of_o different_a kind_n and_o of_o uncommon_a or_o unobserved_a nature_n which_o conjecture_n may_v be_v favour_v by_o observe_v how_o subject_a camphire_n be_v to_o waste_v and_o that_o when_o the_o superficies_n of_o some_o solid_a body_n have_v be_v take_v off_o they_o emit_v steam_n copious_o by_o which_o in_o a_o minute_n of_o a_o hour_n they_o suffer_v a_o manifest_a decrement_n of_o weight_n air._n argument_n to_o prove_v latent_fw-la quality_n in_o the_o air._n but_o to_o reassume_v the_o discourse_n we_o have_v make_v this_o digression_n from_o i_o shall_v urge_v some_o argument_n à _fw-la posteriori_fw-la which_o favour_n what_o i_o propose_v concern_v these_o latent_fw-la quality_n in_o the_o air._n and_o first_o i_o shall_v urge_v the_o appear_a growth_n of_o some_o salt_n in_o body_n which_o usual_o afford_v they_o not_o at_o all_o or_o not_o in_o such_o plenty_n vitriolate_v efflorescences_n have_v be_v observe_v to_o be_v after_o sometime_o on_o the_o glister_a part_n of_o marchasite_n which_o be_v keep_v in_o a_o dry_a room_n and_o it_o have_v be_v observe_v that_o a_o heavy_a ponderous_a mineral_n expose_v to_o the_o air_n for_o some_o time_n become_v so_o brittle_a that_o it_o will_v crimble_a away_o and_o plentiful_o abound_v with_o copperas_n and_o some_o of_o the_o same_o be_v keep_v in_o a_o close_a and_o dry_a place_n be_v in_o some_o time_n cover_v over_o with_o a_o efflorescence_n which_o be_v mix_v with_o a_o infusion_n of_o gall_n manifest_v itself_o to_o be_v a_o vitriol_n who_o growth_n be_v the_o more_o strange_a in_o the_o air_n because_o it_o be_v not_o a_o mere_a acid_n salt_n but_o abound_v with_o combustible_a and_o sulphureous_a part_n which_o i_o have_v often_o separate_v from_o common_a vitriol_n without_o the_o addition_n of_o any_o combustible_a matter_n and_o sometime_o without_o any_o addition_n at_o all_o and_o it_o be_v not_o a_o little_a strange_a that_o our_o blackish_a mineral_n yield_v vitriol_n efflorescences_n so_o soon_o since_o i_o keep_v shine_v marchasite_n from_o whence_o they_o usual_o prepare_v vitriol_n without_o be_v change_v near_o so_o much_o as_o those_o i_o have_v mention_v and_o it_o be_v usual_a sometime_o to_o let_v they_o lie_v expose_v to_o the_o air_n two_o year_n before_o they_o yield_v their_o vitriolate_a part_n air._n alum_n over_o regain_v its_o salt_n when_o expose_v to_o the_o air._n to_o these_o observation_n we_o may_v add_v that_o alum_n over_o be_v rob_v of_o its_o salt_n recover_v it_o again_o by_o be_v expose_v to_o the_o air_n and_o lime_n in_o old_a wall_n have_v in_o time_n regain_v a_o nitrous_a spirit_n which_o i_o have_v learn_v by_o dissolve_v it_o in_o common_a water_n and_o evaporate_n the_o filtrate_v solution_n nay_o vitriol_n and_o so_o do_v vitriol_n calcine_v vitriol_n expose_v to_o the_o air_n in_o a_o competent_a time_n regain_v fresh_a part_n of_o a_o vitriolate_a salt_n vitriol_n suspicion_n about_o the_o production_n of_o vitriol_n but_o though_o i_o propose_v these_o observation_n as_o favourable_a to_o the_o suspicion_n lay_v down_o yet_o i_o be_o apt_a to_o suspect_v that_o the_o air_n concur_v to_o the_o production_n of_o they_o rather_o as_o a_o ingredient_n than_o as_o a_o agent_n or_o that_o the_o production_n of_o they_o depend_v on_o some_o seminal_a principle_n by_o which_o when_o they_o be_v once_o ripen_v the_o moisture_n of_o the_o air_n help_v they_o to_o disclose_v themselves_o in_o the_o form_n of_o saline_a concretes_n as_o in_o tartarous_a matter_n saline_a part_n be_v generate_v which_o cause_n that_o acid_a taste_n in_o tartar_n of_o rhenish_a wine_n especial_o beside_o it_o may_v be_v suspect_v that_o the_o salt_n find_v in_o marchasite_n etc._n etc._n may_v be_v make_v of_o saline_a particle_n swim_v in_o the_o air_n and_o attract_v by_o congenerous_a particle_n that_o remain_v in_o those_o body_n that_o be_v as_o it_o be_v the_o womb_n of_o such_o mineral_n or_o that_o these_o aerial_a salt_n assist_v by_o the_o moisture_n of_o the_o air_n open_v the_o texture_n of_o these_o womb_n and_o by_o extricate_a the_o latent_fw-la saline_a part_n and_o adjoin_v with_o they_o compose_v those_o emergent_a body_n but_o though_o i_o suspect_v that_o the_o air_n be_v not_o whole_o concern_v in_o produce_v such_o body_n yet_o i_o believe_v it_o be_v in_o a_o great_a measure_n concern_v as_o i_o have_v already_o intimate_v principle_n the_o necessity_n of_o air_n to_o continue_v flame_n a_o argument_n of_o a_o latent_fw-la principle_n but_o to_o proceed_v to_o other_o instance_n of_o these_o aerial_a latent_fw-la quality_n i_o think_v that_o the_o necessity_n of_o the_o air_n be_v presence_n to_o preserve_v and_o continue_v flame_n be_v a_o sufficient_a argument_n of_o some_o latent_fw-la spirit_n or_o quality_n whether_o vital_a substance_n or_o nitrous_a spirit_n diffuse_v through_o the_o air_n on_o which_o likewise_o the_o life_n of_o animal_n depend_v and_o without_o which_o they_o as_o well_o as_o flame_n present_o be_v extinguish_v and_o die_v to_o these_o i_o shall_v add_v that_o animal_n substance_n enclose_v in_o vacuo_fw-la yield_v not_o infect_v as_o when_o expose_v to_o
division_n of_o they_o experiment_n xxv_o ripe_a privet_fw-la berry_n be_v crush_v upon_o white_a paper_n stain_v it_o with_o a_o purple_a yet_o spirit_n of_o salt_n will_v turn_v it_o red_a and_o a_o solution_n of_o pot-ash_n green_a and_o so_o will_v meserion_n and_o the_o juice_n of_o pease_n from_o whence_o and_o the_o like_a experiment_n before_o premised_a it_o appear_v that_o the_o saline_n part_v of_o body_n have_v a_o considerable_a stroke_n in_o produce_v their_o colour_n experiment_n xxvi_o spirit_n of_o salt_n be_v drop_v upon_o several_a substance_n already_o red_a as_o syrup_n of_o clove-july-flower_n berry_n of_o spina_n cervina_fw-la a_o infusion_n of_o red_a rose_n brasil_n and_o several_a other_o it_o either_o make_v no_o alteration_n or_o render_v the_o red_a light_a a_o infusion_n of_o rose_n be_v turn_v into_o a_o dirty_a colour_n by_o a_o affusion_n of_o a_o solution_n of_o pot-ash_n and_o syrup_n of_o clove_n be_v render_v a_o little_a more_o incline_v to_o green_n another_o red_a infusion_n be_v advance_v into_o a_o crimson_a but_o the_o juice_n of_o buckthorn-berry_n acquire_v a_o lovely_a green_n experiment_n xxvii_o spirit_n of_o salt_n have_v a_o very_a small_a effect_n upon_o the_o juice_n of_o jasmin_n but_o spirit_n of_o urine_n turn_v it_o to_o a_o greenish_a yellow_n and_o the_o event_n be_v much_o the_o same_o when_o we_o try_v it_o with_o those_o less_o oily_a leave_n call_v snow_n drop_v which_o appear_v about_o the_o end_n of_o winter_n experiment_n xxviii_o marigold_n leave_v fresh_o mad_a and_o early_a primrose_n etc._n etc._n be_v rub_v upon_o paper_n till_o they_o colour_a it_o they_o will_v be_v turn_v red_a or_o green_n by_o alkalized_a liquor_n though_o so_o acid_n a_o salt_n as_o the_o spirit_n of_o it_o rather_o dilute_v they_o yet_o it_o almost_o destroy_v the_o colour_n of_o the_o early_a primrose_n and_o a_o alkalizate_a solution_n turn_v the_o juice_n of_o mad_a root_n red_a as_o well_o as_o the_o bruise_a root_n itself_o from_o whence_o it_o abundant_o appear_v that_o the_o effect_n of_o a_o peculiar_a salt_n upon_o the_o juice_n of_o vegetable_n depend_v on_o their_o particular_a texture_n experiment_n xxix_o a_o black-berry_n full_a ripe_a and_o another_o only_a red_a be_v rub_v upon_o a_o piece_n of_o paper_n the_o juice_n of_o the_o former_a be_v turn_v into_o a_o green_a by_o a_o lixivium_n and_o one_o much_o faint_a by_o a_o urinous_a salt_n and_o by_o a_o acid_n into_o a_o red._n but_o the_o unripe_a berry_n be_v little_o alter_v by_o the_o acid_n but_o by_o the_o other_o juice_n receive_v impression_n different_a from_o the_o former_a damask_n rose_n will_v be_v colour_v red_a by_o a_o acid_n and_o green_a by_o a_o alkaly_n but_o a_o yellow_a province_n rose_n by_o a_o solution_n of_o salt_n of_o tartar_n be_v turn_v into_o a_o green_a bluish_a tincture_n but_o a_o acid_n only_o dilute_v the_o yellowness_n of_o the_o leave_n and_o be_v i_o in_o the_o island_n of_o banda_n i_o shall_v try_v what_o effect_n these_o salt_n will_v have_v on_o the_o juice_n of_o clove_n which_o i_o be_o tell_v be_v first_o white_n then_o green_a and_o afterward_o reddish_n and_o when_o dry_v grow_v black_a but_o the_o flower_n of_o they_o be_v say_v to_o be_v of_o a_o excellent_a blue_n and_o one_o thing_n which_o deserve_v our_o notice_n be_v that_o though_o damask_n as_o well_o as_o red_a rose_n give_v a_o red_a tincture_n to_o water_n acidulate_v yet_o the_o one_o have_v a_o purgative_a and_o the_o other_o a_o bind_a quality_n and_o to_o what_o have_v be_v say_v under_o this_o experiment_n i_o shall_v add_v that_o mr._n parkinson_n tell_v we_o that_o buckthorn_n berry_n gather_v green_a and_o bruise_v into_o allum-water_n yield_v a_o yellow_a when_o they_o be_v black_a they_o yield_v a_o sap_n green_n and_o if_o they_o grow_v upon_o the_o tree_n till_o the_o middle_n of_o november_n they_o yield_v a_o purple_a colour_n and_o clusius_n of_o alaternus_n tell_v we_o that_o the_o grosser_n part_n of_o some_o plant_n differ_v in_o colour_n from_o each_o other_o for_o the_o portugal_n dye_n their_o net_n blow_v with_o a_o bark_n and_o blackish_a blue_a with_o the_o wood._n experiment_n xxx_o to_o show_v that_o a_o change_n of_o colour_n depend_v on_o a_o alteration_n of_o texture_n i_o shall_v add_v that_o the_o same_o matter_n be_v seal_v up_o in_o a_o philosophical_a egg_n it_o will_v by_o digestion_n pass_v through_o several_a degree_n of_o colour_n before_o it_o come_v to_o that_o of_o the_o noble_a elixir_n and_o that_o several_a substance_n will_v undergo_v change_n of_o colour_n by_o digestion_n be_v evident_a in_o rectify_v spirit_n of_o hartshorn_n precipitation_n of_o amalgamas_n of_o gold_n and_o mercury_n without_o addition_n where_o by_o a_o continue_a heat_n the_o silver-coloured_a amalgama_n will_v be_v turn_v into_o a_o shine_a red_a powder_n which_o effect_n be_v produce_v without_o a_o addition_n or_o substraction_n of_o matter_n by_o the_o bare_a change_n of_o texture_n experiment_n xxxi_o in_o most_o tincture_n which_o the_o chemist_n draw_v redness_n be_v the_o common_a colour_n as_o well_o as_o in_o more_o gross_a solution_n though_o the_o menstruum_n be_v colourless_a as_o with_o spirit_n of_o wine_n from_o jalap_n guajacum_fw-la amber_n and_o benzoin_n flower_n of_o brimstone_n turpentine_n etc._n etc._n and_o most_o acid_n or_o alkalizate_a salt_n will_v with_o sulphureous_a body_n produce_v a_o red_a and_o so_o will_v glass_n of_o antimony_n and_o i_o know_v a_o acid_n which_o will_v turn_v oil_n of_o turpentine_n into_o a_o red._n experiment_n xxxii_o though_o balsam_n of_o sulphur_n seem_v red_a as_o well_o as_o other_o liquor_n in_o a_o broad_a vessel_n yet_o it_o stain_v paper_n yellow_a but_o a_o tincture_n of_o cochenele_n never_o so_o much_o dilute_v will_v still_o remain_v red._n experiment_n xxxiii_o oil_n of_o turpentine_n digest_v upon_o white_a sugar_n of_o lead_n yield_v a_o red_a tincture_n experiment_n xxxiv_o if_o 5_o ounce_n of_o brimstone_n and_o sal_fw-la ammoniac_a be_v distil_v in_o a_o retort_n with_o 6_o ounce_n of_o quicklime_n in_o a_o sand-heat_a gradual_o increase_v a_o volatile_a tincture_n of_o sulphur_n will_v be_v obtain_v which_o be_v red_a though_o none_o of_o the_o ingredient_n be_v so_o yet_o if_o agitate_a when_o the_o vessel_n it_o be_v contain_v in_o be_v unstop_v it_o will_v yield_v a_o white_a fume_v and_o sometime_o it_o may_v be_v so_o draw_v that_o though_o the_o fume_n be_v white_a yet_o the_o liquor_n will_v die_v the_o finger_n black_a experiment_n xxxv_o we_o let_v a_o drop_n or_o two_o of_o oil_n of_o vitriol_n fall_v upon_o oil_n of_o aniseed_n coagulate_v and_o spread_v upon_o white_a paper_n by_o which_o there_o be_v a_o red_a colour_n produce_v with_o heat_n and_o smoke_n experiment_n xxxvi_o one_o thing_n to_o be_v observe_v in_o the_o experiment_n above_o recite_v be_v that_o though_o the_o colour_n mention_v be_v easy_o produce_v yet_o some_o of_o they_o present_o fade_v by_o the_o influence_n of_o the_o air_n or_o the_o intestine_a motion_n of_o their_o own_o part_n and_o parkison_n tell_v we_o that_o berry_n of_o that_o plant_n which_o bear_v turnsol_n a_o pigment_n well_o know_v in_o painter_n shop_n when_o they_o be_v at_o their_o full_a maturity_n yield_v a_o juice_n which_o be_v rub_v upon_o paper_n appear_v green_a but_o present_o degenerate_v into_o a_o bluish_a purple_n upon_o the_o cloth_n or_o paper_n and_o these_o be_v wet_a in_o water_n and_o wring_v forth_o will_v give_v it_o a_o claret_n colour_n and_o i_o have_v observe_v the_o red_a colour_n of_o buckthorn_n berry_n degenerate_a into_o a_o dirty_a grey_a colour_n yet_o by_o the_o mixture_n of_o a_o alkaly_n or_o a_o acid_n it_o will_v put_v on_o a_o green_a or_o red_a colour_n and_o the_o same_o success_n we_o have_v when_o we_o drop_v the_o same_o liquor_n upon_o a_o piece_n of_o glaze_v tile_n and_o i_o have_v observe_v that_o silver_n precipitate_v in_o aq._n fortis_fw-la though_o at_o the_o first_o it_o be_v white_a yet_o when_o upon_o a_o decantation_n of_o the_o liquor_n the_o superficies_n become_v expose_v to_o the_o air_n it_o present_o turn_v blackish_a and_o i_o have_v see_v a_o sort_n of_o pear_n which_o will_v give_v a_o red_a tincture_n to_o wine_n and_o it_o be_v observe_v that_o spirit_n of_o wine_n be_v keep_v upon_o white_a salt_n of_o tartar_n acquire_v a_o red_a tincture_n but_o as_o for_o the_o reason_n of_o these_o thing_n and_o also_o why_o all_o body_n burn_v in_o the_o open_a air_n almost_o be_v black_a i_o shall_v leave_v to_o pyrophilus_n to_o inquire_v experiment_n xxxvii_o spirit_n of_o salt_n pour_v on_o a_o solution_n of_o cochinele_n or_o the_o juice_n of_o black_a cherry_n render_v their_o colour_n clear_a but_o turn_v a_o infusion_n of_o brasil_n yellow_a the_o acid_n liquor_n in_o
both_o weaken_n the_o spirit_n on_o which_o it_o fall_v for_o as_o crimson_a be_v a_o red_a with_o a_o eye_n of_o blue_a so_o yellow_a be_v but_o a_o dilate_a red_a and_o therefore_o alkalizated_a salt_n will_v not_o only_o restore_v the_o infusion_n of_o cochinele_n and_o brasil_n to_o crimson_a but_o will_v turn_v the_o yellow_a juice_n of_o mad_a red_n and_o a_o infusion_n of_o brasil_n to_o a_o crimson_a and_o here_o it_o may_v be_v worth_a while_n to_o consider_v why_o blue_a and_o purple_a seem_v to_o be_v deep_a colour_n than_o red_a and_o therefore_o the_o juice_n of_o plant_n of_o either_o of_o the_o two_o former_a colour_n may_v be_v turn_v red_a by_o spirit_n of_o salt_n or_o aqua_fw-la fortis_fw-la yet_o syrup_n of_o violet_n shall_v be_v on_o the_o contrary_a turn_v green_a by_o oil_n of_o tartar_n and_o spirit_n of_o urine_n which_o be_v a_o more_o dilute_a colour_n than_o blow_v experiment_n xxxviii_o salt_n distil_v at_o a_o certain_a time_n of_o the_o operation_n yield_v red_a fume_n and_o vitriol_n though_o green_a or_o blue_a come_v over_o in_o white_a fume_n and_o the_o like_a i_o have_v observe_v in_o the_o fume_n of_o several_a other_o concretes_n and_o i_o have_v observe_v that_o even_o soot_n have_v fill_v the_o receiver_n with_o white_a fume_n yet_o neither_o spirit_n of_o nitre_n be_v red_a nor_o that_o of_o vitriol_n or_o soot_n white_a and_o to_o these_o observation_n we_o may_v add_v that_o the_o empyreumatical_a oil_n of_o wood_n be_v of_o a_o colour_n betwixt_o black_a and_o red_a and_o though_o there_o be_v so_o great_a a_o difference_n in_o the_o colour_n of_o plant_n yet_o the_o distil_a liquor_n vary_v not_o and_o it_o be_v observe_v in_o sublimation_n that_o the_o flower_n differ_v much_o in_o colour_n from_o the_o fume_n that_o compose_v they_o as_o red_a benzoin_n yield_v white_a flower_n and_o antimony_n afford_v flower_n some_o of_o they_o red_a and_o some_o grace_n and_o some_o of_o they_o pure_o white_a and_o it_o be_v the_o practice_n of_o some_o glass_n man_n to_o make_v a_o blue_a sublimate_n of_o a_o convenient_a proportion_n of_o brimstone_n sal_fw-la ammoniac_a and_o quicksilver_n and_o it_o be_v observe_v that_o orpiment_n which_o be_v a_o yellow_a substance_n yield_v a_o sublimate_n among_o which_o several_a red_a fume_n ascend_v and_o i_o have_v see_v a_o sublimate_n who_o low_a part_n be_v set_v with_o red_a particle_n which_o glitter_v pretty_o experiment_n thirty-nine_o if_o good_a spirit_n of_o urine_n be_v drop_v into_o a_o tincture_n or_o a_o infusion_n of_o the_o flower_n of_o pomegranate_n the_o red_a will_v be_v turn_v into_o a_o green_a colour_n but_o by_o spirit_n of_o sea-slat_n it_o will_v become_v come_v a_o transparent_a liquor_n which_o red_a may_v be_v ture_v into_o a_o dirty_a green_n by_o spirit_n of_o urine_n oil_n of_o tartar_n be_v drop_v into_o water_n wherein_o leave_v of_o senna_n be_v immerse_v it_o present_o appear_v red_a but_o the_o same_o will_v not_o happen_v upon_o a_o affusion_n of_o oil_n of_o vitriol_n yet_o red_a rose_n leave_v be_v put_v in_o warm_a water_n oil_n of_o vitriol_n extract_v a_o red_a tincture_n but_o oil_n of_o tartar_n will_v not_o but_o we_o observe_v that_o the_o oil_n of_o tartar_n only_o hasten_v the_o tincture_n of_o the_o senna_n since_o the_o leave_n in_o a_o night_n time_n will_v yield_v a_o tincture_n in_o cold_a water_n which_o will_v not_o be_v heighten_v by_o salt_n of_o tartar_n and_o it_o may_v be_v say_v of_o the_o red_a rose_n leave_v that_o the_o tincture_n be_v rather_o extract_v than_o produce_v by_o the_o oil_n yet_o this_o be_v observable_a that_o in_o extract_v the_o tincture_n the_o one_o will_v not_o do_v what_o the_o other_o will_v but_o i_o have_v find_v that_o aqua_fw-la fortis_fw-la will_v do_v as_o well_o as_o oil_n of_o vitriol_n if_o upon_o the_o red_a tincture_n of_o rose_n decant_v you_o drop_v spirit_n of_o urine_n and_o shake_v the_o viol_n it_o be_v contain_v in_o it_o will_v acquire_v a_o greenish_a blue_n which_o be_v observable_a since_o the_o turn_n of_o red_a into_o blue_a be_v a_o very_a unfrequent_a observation_n and_o in_o the_o passage_n of_o this_o red_a tincture_n to_o a_o blue_a if_o it_o be_v take_v as_o the_o liquor_n be_v dropp'n_a in_o it_o will_v afford_v a_o pretty_a variety_n of_o colour_n so_o as_o sometime_o to_o represent_v the_o tincture_n of_o lignum_fw-la nephriticum_fw-la and_o if_o the_o tincture_n be_v very_o high_a the_o spirit_n of_o urine_n will_v turn_v it_o to_o a_o deep_a opacous_a blue_a but_o the_o liquor_n be_v leave_v open_a two_o or_o three_o day_n both_o the_o blue_a and_o the_o red_a colour_n vanish_v the_o liquor_n be_v of_o a_o amber_n colour_n and_o have_v a_o feculent_a sediment_n of_o the_o same_o colour_n which_o seem_v to_o be_v form_v of_o the_o rose_n draw_v together_o by_o the_o acid_n and_o precipitate_v by_o the_o volatile_a salt_n of_o the_o spirit_n of_o urine_n in_o who_o room_n other_o sulphureous_a salt_n may_v be_v substitute_v and_o on_o this_o occasion_n i_o shall_v add_v that_o have_v drop_v spirit_n of_o urine_n into_o a_o infusion_n of_o gall_n it_o present_o turn_v the_o red_a liquor_n into_o a_o purple_a one_o but_o if_o the_o infusion_n of_o logwood_n be_v impregnate_v with_o acid_a spirit_n of_o salt_n it_o will_v yield_v neither_o a_o red_a nor_o a_o purple_a but_o a_o yellow_a liquor_n experiment_n xl._n to_o show_v that_o colour_n may_v be_v generate_v de_fw-la novo_fw-la and_o again_o destroy_v we_o drop_v oil_n of_o tartar_n into_o a_o solution_n of_o sublimate_n in_o water_n and_o the_o liquor_n be_v agitate_a it_o be_v turn_v into_o a_o deep_a orange_n colour_n but_o upon_o drop_v in_o some_o drop_n of_o oil_n of_o vitriol_n and_o continue_v to_o shake_v the_o glass_n strong_o the_o whole_a will_n present_o become_v transparent_a again_o in_o which_o the_o colour_n result_v from_o a_o coalition_n of_o the_o mercurial_a particle_n with_o the_o saline_a one_o and_o with_o the_o alkalizate_a particle_n of_o the_o salt_n of_o tartar_n which_o swim_v up_o and_o down_o in_o the_o oil_n but_o how_o these_o unite_n come_v to_o form_v such_o a_o substance_n as_o reflect_v such_o a_o colour_n i_o confess_v myself_o at_o a_o loss_n to_o explain_v but_o in_o confirmation_n of_o the_o reason_n i_o have_v give_v for_o the_o colour_n of_o this_o precipitate_v i_o shall_v add_v that_o have_v sublime_v together_o equal_a part_n of_o sal_fw-la ammoniac_a and_o sublimate_n and_o dissolve_v the_o ascend_a flower_n in_o water_n and_o siltre_v it_o the_o limpid_a liquor_n turn_v white_a upon_o the_o affusion_n of_o a_o alkaly_n and_o not_o yellow_a and_o not_o only_o by_o alter_v the_o texture_n of_o the_o mercury_n but_o by_o vary_v the_o precipitate_v liquor_n the_o success_n of_o the_o experiment_n will_v be_v different_a for_o if_o spirit_n of_o urine_n be_v make_v use_n of_o instead_o of_o salt_n of_o tartar_n the_o precipitate_v will_v be_v of_o a_o different_a colour_n from_o the_o former_a and_o from_o quicksilver_n itself_o without_o sublimate_n we_o may_v prepare_v a_o pricipitate_a dissoluble_a in_o water_n without_o discolour_v it_o and_o the_o colour_n of_o such_o substance_n so_o much_o depend_v on_o the_o texture_n of_o the_o part_n concur_v to_o the_o composition_n that_o though_o in_o our_o experiment_n oil_n of_o vitriol_n destroy_v the_o yellow_a colour_n yet_o by_o the_o assistance_n of_o oil_n of_o vitriol_n we_o may_v make_v a_o yellow_a precipitate_v with_o quicksilver_n and_o water_n alone_o and_o i_o the_o rather_o employ_v oil_n of_o vitriol_n in_o such_o experiment_n because_o it_o be_v not_o only_o void_a of_o colour_n but_o strong_a and_o incisive_a for_o notwithstanding_o common_a and_o undephlegm_v aqua_fw-la fortis_fw-la will_v not_o effect_v the_o same_o thing_n yet_o be_v careful_o dephlegm_v it_o will_v in_o some_o measure_n answer_v expectation_n but_o one_o thing_n to_o be_v note_v in_o this_o experiment_n be_v that_o though_o by_o drop_v in_o oil_n of_o tartar_n and_o oil_n of_o vitriol_n successive_o the_o liquor_n will_v regain_v and_o lose_v its_o yellow_a colour_n yet_o the_o proportion_n of_o the_o liquor_n grow_v less_o in_o respect_n of_o the_o successive_a additional_a drop_n the_o yellow_a colour_n will_v gradual_o appear_v more_o faint_a a_o improvement_n of_o the_o forty_o experiment_n if_o crude_a antimony_n be_v boil_v in_o a_o strong_a lixivium_n it_o will_v yield_v a_o sulphureous_a sediment_n which_o will_v settle_v in_o yellow_a flake_n in_o the_o bottom_n and_o will_v be_v more_o apt_a to_o take_v fire_n than_o the_o powder_n of_o antimony_n therefore_o consider_v that_o sulphur_n boil_v in_o a_o lixivium_n may_v be_v precipitate_v by_o rhenish_n or_o white_a wine_n and_o likewise_o that_o by_o acid_v i_o can_v precipitate_v other_o sulphureous_a
whilst_o it_o be_v stir_v about_o the_o spirit_n of_o wine_n in_o the_o weatherglass_n gradual_o subside_v experiment_n iu._n etc._n another_o immerse_v in_o spirit_n of_o roch_n allom_n etc._n etc._n have_v pour_v as_o much_o rectify_v spirit_n of_o roch_n allom_n into_o a_o wide_a mouth_a glass_n as_o be_v sufficient_a to_o cover_v the_o globulous_a part_n of_o a_o thermoscope_n when_o the_o spirit_n of_o wine_n be_v equal_o cool_v with_o the_o air_n about_o it_o we_o pour_v into_o it_o a_o volatile_a salt_n obtain_v by_o sublimation_n from_o salarmoniack_a and_o a_o fix_a alcali_n and_o though_o upon_o the_o joint_a action_n of_o these_o two_o body_n a_o considerable_a noise_n be_v raise_v with_o bubble_n and_o froth_n yet_o the_o spirit_n of_o wine_n begin_v to_o subside_n and_o continue_v to_o do_v so_o till_o the_o spirit_n of_o allom_n be_v whole_o glut_v with_o the_o volatile_a salt_n the_o whole_a descent_n be_v the_o length_n of_o a_o inch._n from_o this_o experiment_n and_o the_o forego_n it_o appear_v that_o when_o alcaly_n and_o acid_n produce_v heat_n upon_o a_o mutual_a conflict_n which_o ensue_v their_o mixture_n they_o have_v not_o that_o effect_n precise_o consider_v as_o such_o since_o it_o be_v evident_a that_o a_o urinous_a salt_n mix_v with_o a_o acid_a spirit_n viz._n of_o roch_n allom_n produce_v coldness_n and_o not_o a_o true_a effervescence_n experiment_n v._n armon_n a_o thermoscope_n in_o a_o mixture_n of_o oil_n of_o vitriol_n and_o sal_fw-la armon_n one_o part_n of_o oil_n of_o vitriol_n be_v shake_v together_o with_o twelve_o part_n of_o water_n the_o mixture_n acquire_v a_o little_a warmth_n but_o when_o it_o be_v cool_v be_v pour_v into_o a_o wide-mouthed_a glass_n and_o a_o thermometer_n immerse_v in_o it_o when_o the_o liquor_n in_o the_o thermoscope_n be_v equal_o cool_v with_o the_o external_a we_o pour_v in_o a_o sufficient_a quantity_n of_o salarmoniack_a to_o glut_v the_o acid_n the_o effect_n of_o which_o mixture_n be_v that_o upon_o a_o cold_a ebullition_n the_o spirit_n of_o wine_n descend_v a_o inch._n experiment_n vi._n vitriol_n heat_v produce_v by_o a_o mixture_n of_o saltpetre_n and_o oil_n of_o vitriol_n though_o salt-peter_n usual_o produce_v a_o coldness_n in_o liquor_n yet_o eight_o ounce_n of_o it_o be_v mix_v with_o six_o of_o oil_n of_o vitriol_n the_o mixture_n acquire_v a_o considerable_a degree_n of_o heat_n emit_v fume_n copious_o experiment_n vii_o water_n the_o effect_n of_o gunpowder_n mix_v with_o water_n though_o gunpowder_n be_v a_o body_n so_o inflammable_a yet_o it_o evident_o impart_v a_o coldness_n if_o mix_v with_o water_n if_o a_o small_a quantity_n of_o oil_n of_o vitriol_n be_v mix_v with_o the_o salt_n former_o make_v use_v of_o before_o the_o oil_n have_v be_v mix_v with_o water_n it_o acquire_v a_o considerable_a degree_n of_o coldness_n a_o digression_n about_o potential_a coldness_n explain_v potential_a coldness_n mechanical_o explain_v potential_a coldness_n be_v usual_o look_v upon_o to_o be_v a_o quality_n so_o absolute_a as_o not_o to_o be_v explicable_a without_o the_o doctrine_n of_o substantial_a form_n but_o it_o will_v easy_o appear_v that_o it_o may_v without_o any_o great_a difficulty_n be_v clear_o explain_v by_o mechanic_n principle_n if_o we_o consider_v that_o the_o figure_n shape_n and_o texture_n of_o body_n may_v be_v so_o contrive_v as_o to_o lessen_v the_o usual_a and_o natural_a agitation_n of_o humour_n about_o our_o sensory_a and_o consequent_o the_o perception_n of_o this_o imminution_n may_v cause_v such_o a_o sensation_n as_o be_v usual_o term_v potential_a coldness_n which_o account_n be_v allow_v it_o will_v follow_v that_o potential_a coldness_n be_v only_o a_o relative_a quality_n depend_v on_o the_o dispersion_n of_o the_o agent_n through_o the_o body_n to_o be_v cool_v by_o they_o according_a to_o which_o notion_n the_o cold_a fit_n in_o ague_n may_v easy_o be_v conceive_v to_o arise_v from_o a_o intermixture_n of_o the_o part_n of_o some_o clammy_a matter_n which_o before_o a_o dissolution_n be_v unable_a to_o cause_v any_o considerable_a effect_n in_o the_o mass_n of_o blood_n but_o present_o after_o be_v mix_v with_o the_o blood_n produce_v such_o a_o change_n in_o the_o motion_n of_o its_o part_n as_o affect_v the_o sensory_a with_o such_o a_o sensation_n as_o be_v usual_o esteem_v potential_a coldness_n which_o sensation_n may_v not_o only_o be_v so_o produce_v in_o ague_n but_o by_o a_o like_a cause_n in_o other_o distemper_n and_o in_o several_a part_n of_o the_o body_n as_o in_o hypochondriack_n and_o hysterical_a case_n to_o render_v which_o account_v more_o probable_a i_o shall_v subjoin_v that_o i_o have_v learn_v by_o the_o effect_n of_o poison_n that_o the_o small_a part_n of_o they_o be_v interperse_v through_o the_o part_n of_o humour_n previous_o dispose_v may_v cause_v a_o notable_a refrigeration_n and_o i_o myself_o have_v prepare_v a_o penetrate_a chemical_a liquor_n a_o drop_n of_o which_o be_v give_v to_o a_o animal_n will_v cast_v he_o into_o a_o seem_a sleep_n and_o a_o little_o large_a quantity_n be_v by_o mischance_n apply_v to_o a_o akeing_n tooth_n give_v the_o person_n a_o sort_n of_o tremble_a and_o almost_o a_o universal_a refrigeration_n and_o that_o coldness_n may_v be_v produce_v by_o the_o mixture_n of_o some_o subtle_a part_n of_o matter_n with_o the_o mass_n of_o blood_n appear_v from_o the_o follow_a history_n famulum_fw-la habui_fw-la say_v benivenius_n cap._n 56._o abditorum_fw-la apud_fw-la schenk_n lib._n 7._o de_fw-la venen_fw-la obs_n 24._o qui_fw-fr a_fw-fr scorpione_n ictus_fw-la tam_fw-la subito_fw-la ac_fw-la tam_fw-la frigido_fw-la sudore_fw-la toto_fw-la corpore_fw-la perfusus_fw-la est_fw-la ut_fw-la algentissima_fw-la nive_n atque_fw-la glacie_n seize_v opprimi_fw-la quereretur_fw-la verum_fw-la cum_fw-la algenti_fw-la illi_fw-la solam_fw-la theriacam_n ex_fw-la vino_fw-la potentiore_fw-la exhibuissem_fw-la illico_fw-la curatus_fw-la est_fw-la and_o to_o this_o i_o shall_v add_v another_o relate_v by_o amatus_fw-la lusitanus_n cent._n 6._o obs_n vir_fw-la qui_fw-la a_o scorpione_n in_o manus_fw-la digito_fw-la punctus_fw-la fuit_fw-la multum_fw-la dolebat_fw-la &_o refrigeratus_fw-la totus_fw-la contremebat_fw-la &_o per_fw-la corpus_fw-la dolores_fw-la cute_fw-la tota_fw-la quasi_fw-la aut_fw-la puncta_fw-la formicantes_fw-la patiebatur_fw-la etc._n etc._n on_o what_o refrigeration_n depend_v on_o whether_o such_o refrigeration_n depend_v on_o a_o sort_n of_o coagulation_n of_o the_o minute_n part_v of_o the_o blood_n or_o whether_o it_o may_v be_v produce_v by_o a_o different_a determination_n of_o the_o motion_n of_o the_o part_n of_o those_o liquor_n as_o to_o the_o line_n they_o move_v in_o i_o shall_v not_o now_o examine_v but_o shall_v rather_o offer_v it_o to_o be_v consider_v since_o the_o internal_a constitution_n of_o several_a part_n of_o the_o body_n be_v different_a from_o each_o other_o and_o since_o the_o size_n and_o texture_n of_o several_a agent_n be_v also_o various_a whether_o they_o may_v not_o upon_o that_o account_n have_v different_a effect_n upon_o distinct_a part_n of_o the_o body_n for_o all_o the_o quality_n of_o such_o agent_n do_v not_o whole_o depend_v on_o the_o action_n of_o the_o corpuscle_n of_o the_o medicine_n only_o but_o depend_v on_o some_o adventitious_a quality_n which_o they_o acquire_v by_o be_v mix_v with_o particular_a humour_n and_o which_o they_o may_v dispose_v to_o be_v more_o or_o less_o work_v upon_o by_o the_o other_o efficient_n of_o heat_n or_o cold._n and_o these_o conjecture_n may_v not_o be_v render_v a_o little_a probable_a by_o observe_v that_o though_o spirit_n of_o wine_n inward_o take_v cause_n heat_v yet_o external_o it_o abate_v the_o heat_n of_o inflame_a part_n but_o have_v different_a effect_n on_o a_o tender_a eye_n and_o though_o internal_o five_o grain_n of_o camphire_n may_v diffuse_v heat_n through_o the_o whole_a body_n yet_o external_o it_o be_v use_v in_o refrigerate_a medicine_n how_o far_o these_o observation_n may_v be_v of_o service_n in_o determine_v whether_o camphire_n etc._n etc._n be_v hot_a or_o cold_a i_o shall_v leave_v to_o physician_n to_o consider_v and_o shall_v here_o only_o offer_v in_o proof_n that_o potential_a coldness_n be_v only_o a_o relative_a quality_n the_o follow_a particular_n viz._n that_o from_o the_o vi_o and_o vii_o experiment_n it_o appear_v that_o according_a to_o the_o disposition_n of_o body_n to_o be_v work_v on_o the_o agent_n may_v have_v different_a quality_n as_o fume_n of_o lead_n may_v coagulate_v mercury_n though_o it_o have_v not_o a_o like_a effect_n on_o other_o liquor_n and_o further_o although_o salarmoniack_a and_o nitre_n be_v when_o separate_a cool_a and_o though_o the_o latter_a melt_v in_o a_o crucible_n take_v not_o fire_n of_o itself_o yet_o upon_o a_o addition_n of_o salarmoniack_a it_o flash_v vehement_o but_o i_o shall_v leave_v this_o digression_n and_o proceed_v to_o experiment_n about_o cold._n experiment_n viii_o sal-armon_a oil_n of_o
again_o when_o the_o internal_a air_n be_v rarify_v within_o half_a a_o inch_n of_o the_o top_n and_o then_o the_o apex_n be_v seal_v up_o it_o be_v place_v in_o snow_n and_o salt_n yet_o the_o air_n in_o the_o top_n have_v its_o spring_n so_o weaken_v by_o refrigeration_n that_o it_o be_v not_o able_a to_o depress_v the_o water_n though_o as_o soon_o as_o the_o apex_n be_v break_v off_o it_o subsided_a several_a inch_n the_o external_a air_n press_v upon_o it_o the_o experiment_n be_v a_o three_o time_n reiterated_a with_o 3_o ½_n of_o air_n in_o the_o pipe_n when_o the_o water_n in_o the_o vial_n be_v in_o some_o measure_n freeze_v it_o be_v able_a to_o expand_v itself_o a_o little_a but_o when_o the_o apex_n be_v break_v off_o the_o external_n air_n depress_v the_o surface_n of_o the_o water_n two_o inch_n but_o be_v remove_v into_o a_o warm_a room_n it_o ascend_v above_o a_o inch_n high_o than_o the_o uppermost_a level_n have_v put_v so_o much_o water_n into_o a_o vessel_n 6._o see_v plate_n 1_o fig._n 6._o such_o as_o plate_n 1_o fig._n 6._o delineates_n as_o be_v able_a to_o fill_v almost_o the_o whole_a tube_n we_o cause_v a_o mixture_n of_o snow_n and_o salt_n to_o be_v place_v about_o the_o ball_n of_o it_o yet_o we_o perceive_v not_o the_o water_n in_o the_o least_o to_o rise_v but_o if_o at_o all_o it_o may_v well_o be_v ascribe_v to_o the_o the_o intumescence_n of_o some_o airy_a part_n lodge_v in_o the_o pore_n of_o the_o water_n but_o the_o apex_n of_o the_o tube_n be_v break_v off_o under_o water_n the_o external_n air_n force_v the_o water_n several_a inch_n up_o into_o the_o cavity_n of_o the_o pipe_n another_o experiment_n we_o make_v with_o the_o follow_a vessel_n see_v plate_n 1_o fig._n 7_o the_o stem_n of_o this_o be_v no_o thick_a than_o a_o raven_n quill_n though_o several_a inch_n long_o 7._o see_v plate_n 1_o fig._n 7._o and_o the_o ball_n be_v about_o as_o big_a as_o a_o nutmeg_n we_o drop_v a_o few_o drop_n of_o water_n into_o the_o stem_n which_o be_v suspend_v there_o betray_v very_o slight_a change_n in_o the_o rarefaction_n or_o condensation_n of_o the_o internal_a air._n watch_v therefore_o when_o the_o air_n within_o have_v raise_v the_o bubble_n up_o to_o the_o top_n of_o the_o stem_n we_o immediate_o seal_v it_o up_o and_o observe_v that_o though_o the_o seal_a glass_n be_v place_v in_o a_o mixture_n of_o snow_n and_o salt_n the_o bubble_n do_v not_o in_o the_o least_o subside_n but_o if_o the_o apex_n of_o the_o stem_n be_v break_v off_o the_o bubble_n of_o water_n will_v be_v sometime_o depress_v so_o low_o as_o to_o fall_v into_o the_o ball_n of_o the_o weatherglass_n and_o what_o be_v further_o remarkable_a be_v that_o when_o the_o liquor_n be_v descend_v if_o the_o end_n of_o the_o tube_n be_v seal_v up_o the_o water_n will_v immediate_o stop_v at_o the_o place_n it_o rest_v at_o when_o the_o pressure_n of_o the_o atmosphere_n be_v take_v off_o where_o it_o will_v continue_v till_o the_o stem_n be_v break_v open_a again_o and_o then_o the_o water_n will_v be_v further_o depress_v as_o the_o weight_n of_o the_o atmosphere_n be_v able_a to_o overpower_v the_o resistance_n make_v by_o the_o internal_a air._n have_v make_v use_n of_o such_o a_o vessel_n as_o fig._n 7._o plate_n 1._o represent_v and_o convey_v a_o pretty_a quantity_n of_o water_n into_o both_o the_o leg_n 7._o see_v plate_n 1_o fig._n 7._o we_o seal_v up_o the_o end_n of_o the_o bend_a stem_n leave_v so_o much_o air_n above_o it_o as_o we_o think_v convenient_a which_o be_v do_v we_o place_v the_o ball_n of_o it_o in_o a_o frame_n in_o which_o the_o tube_n hang_v down_o we_o can_v cover_v the_o round_a ball_n with_o snow_n and_o salt_n upon_o which_o the_o air_n in_o the_o stem_n be_v able_a to_o expand_v itself_o so_o far_o that_o the_o water_n in_o the_o long_a leg_n be_v raise_v the_o length_n of_o a_o barleycorn_n high_o than_o before_o and_o depress_v as_o much_o in_o the_o other_o but_o when_o the_o end_n of_o the_o stem_n be_v break_v open_a the_o water_n be_v raise_v 2_o ¼_n inch_n in_o the_o long_a leg_n and_o depress_v so_o low_o in_o the_o short_a that_o several_a bubble_n rise_v into_o the_o cavity_n of_o the_o ball._n in_o which_o experiment_n it_o can_v be_v suppose_v that_o the_o weight_n of_o the_o water_n in_o the_o short_a leg_n can_v be_v able_a to_o raise_v the_o water_n in_o the_o other_o except_o by_o virtue_n of_o its_o spring_n which_o be_v but_o small_a answerable_a to_o the_o quantity_n of_o of_o it_o it_o can_v be_v expect_v that_o it_o shall_v have_v any_o considerable_a effect_n upon_o the_o air_n in_o the_o other_o leg_n though_o its_o spring_n be_v in_o some_o measure_n weaken_v by_o cold._n a_o explication_n of_o the_o figure_n in_o the_o first_o plate_n fig._n 1._o p._n 12._o a._n the_o ball_n or_o egg._n b_o c._n the_o stem_n d._n the_o little_a aqueous_a cylinder_n fig._n 2._o the_o open_a weatherglass_n mention_v p._n 16_o 22._o fig._n 3._o the_o seal_a weatherglass_n or_o thermoscope_n mention_v p._n 16._o fig._n 4._o the_o barometer_n or_o mercurial_a standard_n place_v in_o a_o frame_n b_o b._n mention_v p._n 17._o fig._n 5._o a_o instrument_n mention_v p._n 34._o a._n the_o vial._n b_o c._n the_o pipe_n cement_v into_o the_o neck_n of_o the_o vial_n open_a at_o c_o and_o seal_v at_o b._n fig._n 6._o p._n 35._o a._n the_o bolt-head_n b._n the_o small_a stem_n b_o c._n the_o cylinder_n of_o water_n enclose_v fig._n 7._o p._n 36._o chap._n v._o the_o experimental_a history_n of_o cold_a begin_v title_n i._o experiment_n concern_v body_n capable_a of_o freeze_v other_o before_o we_o proceed_v to_o the_o natural_a history_n of_o cold_a it_o perhaps_o may_v be_v necessary_a to_o consider_v what_o body_n be_v capable_a of_o retain_v such_o quality_n and_o what_o be_v not_o but_o that_o be_v a_o consideration_n not_o so_o necessary_a to_o our_o present_a purpose_n which_o be_v only_o to_o set_v down_o what_o observation_n we_o have_v make_v in_o body_n subject_a to_o be_v freeze_v i_o shall_v only_o in_o short_a take_v notice_n that_o most_o body_n except_o fire_n be_v susceptible_a of_o actual_a cold_a and_o it_o be_v a_o question_n whether_o even_o that_o be_v not_o rather_o a_o state_n of_o matter_n in_o such_o a_o peculiar_a motion_n than_o a_o distinct_a and_o particular_a species_n of_o natural_a body_n since_o even_o gunpowder_n and_o spirit_n of_o wine_n before_o they_o be_v set_v on_o fire_n by_o some_o other_o body_n be_v actual_o cold._a but_o to_o proceed_v to_o what_o observation_n relate_v to_o our_o title_n other_o experiment_n of_o body_n capable_a of_o freeze_v other_o 1._o body_n cold_a enough_o to_o freeze_v other_o be_v very_o few_o here_o in_o england_n snow_n and_o salt_n mix_v be_v most_o remarkable_a which_o cool_a the_o liquor_n contain_v in_o those_o vessel_n which_o be_v close_v up_o in_o such_o mixture_n 2._o snow_n alone_o will_v not_o freeze_v water_n as_o a_o mixture_n of_o it_o and_o salt_n do_v and_o though_o water_v pour_v betwixt_o the_o interstice_n of_o snow_n or_o ice_n freeze_v yet_o there_o be_v a_o great_a disparity_n betwixt_o expose_v it_o to_o the_o air_n and_o keep_v it_o up_o in_o vessel_n and_o though_o it_o be_v freeze_v when_o cover_v with_o snow_n in_o a_o bottle_n all_o night_n yet_o that_o may_v proceed_v from_o the_o coldness_n of_o the_o air_n as_o well_o as_o the_o influence_n of_o the_o snow_n 3._o if_o nitre_n alum_n vitriol_n salarmoniack_a or_o sugar_n be_v mix_v in_o due_a proportion_n with_o snow_n they_o will_v enable_v it_o to_o freeze_v though_o not_o so_o intense_o as_o common_a salt_n 4._o spirit_n of_o salt_n be_v shake_v together_o with_o snow_n in_o the_o vial_n they_o cause_v a_o dew_n which_o be_v gather_v on_o the_o outside_n the_o glass_n to_o be_v freeze_v though_o the_o mixture_n within_o be_v not_o and_o oil_n of_o vitriol_n mix_v with_o snow_n in_o a_o thin_a vial_n have_v the_o same_o effect_v only_o more_o intense_o 5._o but_o not_o only_o these_o acid_n spirit_n have_v these_o effect_n on_o the_o moisture_n of_o the_o air_n condense_v on_o the_o outside_n the_o glass_n but_o likewise_o spirit_n of_o nitre_n spirit_n of_o vinegar_n and_o spirit_n of_o sugar_n the_o former_a of_o these_o three_o be_v very_o powerful_a though_o the_o latter_a be_v not_o so_o strong_o frigorifick_a 6._o spirit_n of_o urine_n mix_v with_o snow_n in_o a_o vial_n freeze_v the_o external_n moisture_n weak_o but_o spirit_n of_o salarmoniack_a draw_v from_o quicklime_n do_v it_o powerful_o 7._o spirit_n of_o urine_n and_o oil_n of_o vitriol_n pour_v upon_o snow_n freeze_v moderate_o 8._o sal_fw-la gem_n with_o a_o
may_v in_o part_n make_v amends_o for_o those_o corpuscle_n which_o have_v fly_v away_o upon_o which_o account_n it_o may_v be_v uncertain_a in_o other_o body_n which_o we_o have_v make_v trial_n with_o how_o much_o weight_n they_o have_v true_o receive_v from_o the_o fire_n since_o it_o be_v uncerain_v how_o much_o of_o their_o first_o weight_n may_v be_v lose_v in_o exhalation_n chap._n xvi_o a_o discovery_n of_o the_o perviousness_n of_o glass_n to_o ponderable_a part_n of_o flame_n experiment_n i._n to_o show_v that_o glass_n be_v pervious_a to_o the_o ponderable_a part_n of_o flame_n i_o shall_v to_o the_o experiment_n already_o lay_v down_o subjoin_v that_o have_v fix_v a_o small_a pan_n which_o contain_v sulphur_n upon_o another_o which_o contain_v coal_n to_o continue_v its_o flame_n i_o contrive_v it_o so_o that_o nothing_o but_o the_o flame_n of_o the_o sulphur_n shall_v come_v at_o the_o retort_n and_o that_o the_o fire_n and_o smoke_n of_o the_o coal_n shall_v be_v carry_v off_o another_o way_n which_o be_v do_v two_o ounce_n of_o file_n of_o tin_n be_v hermetical_o seall_v up_o in_o a_o retort_n and_o the_o glass_n be_v gradual_o expose_v three_o hour_n and_o a_o half_a to_o the_o flame_n of_o the_o sulphur_n there_o be_v a_o good_a quantity_n of_o gray_a calx_fw-la at_o the_o bottom_n and_o upon_o some_o part_n of_o the_o metal_n in_o which_o operation_n it_o gain_v four_o grain_n and_o a_o half_a and_o the_o experiment_n be_v again_o repeat_v the_o metal_n acquire_v eleven_o grain_n and_o a_o half_a and_o that_o it_o may_v not_o be_v think_v that_o the_o increase_n of_o weight_n depend_v upon_o particle_n of_o glass_n dissolve_v and_o fix_v upon_o the_o calces_fw-la i_o shall_v add_v that_o i_o several_a time_n expose_v glass_n to_o the_o fire_n without_o perceive_v any_o considerable_a alteration_n in_o the_o weight_n of_o the_o glass_n experiment_n ii_o though_o common_a sulphur_n be_v a_o body_n homogeneous_a enough_o consist_v of_o inflammable_a part_n and_o a_o acid_n near_o akin_a to_o spirit_n of_o vitriol_n yet_o to_o vary_v the_o trial_n i_o make_v use_v of_o inflammable_a spirit_n of_o wine_n over_o the_o flame_n of_o which_o a_o glass_n retort_n with_o a_o ounce_n of_o tin_n be_v hold_v for_o two_o hour_n the_o calx_fw-la be_v considerable_a in_o quantity_n be_v weigh_v together_o with_o the_o remain_a part_n of_o the_o tin_n which_o be_v harden_v into_o a_o lump_n and_o it_o appear_v that_o it_o have_v increase_v its_o weight_n four_o grain_n and_o a_o half_a experiment_n iii_o a_o ounce_n of_o lead_n be_v seal_v up_o in_o a_o retort_n and_o expose_v to_o the_o flame_n of_o spirit_n of_o wine_n seven_o scruple_n be_v turn_v into_o a_o grayish_a calx_fw-la which_o be_v weigh_v again_o with_o the_o rest_n of_o the_o metal_n it_o appear_v the_o increase_n of_o weight_n be_v six_o grain_n nb._n but_o lest_o it_o shall_v be_v think_v that_o the_o particle_n of_o the_o flame_n which_o increase_v the_o weight_n of_o the_o metal_n be_v turn_v into_o metal_n i_o weigh_v the_o calces_fw-la in_o air_n and_o water_n and_o find_v that_o whereas_o lead_n be_v to_o its_o bulk_n of_o water_n as_o 11_o ½_n to_o 1_o this_o calx_fw-la be_v but_o as_o 9_o to_o 1._o from_o which_o experiment_n it_o appear_v that_o metal_n receive_v a_o increase_n of_o weight_n from_o flame_n and_o that_o too_o through_o the_o pore_n of_o glass_n but_o though_o i_o believe_v that_o glass_n be_v penetrable_a to_o the_o part_n of_o flame_n yet_o i_o be_o far_o from_o think_v that_o it_o be_v pervious_a either_o to_o chemical_a liquor_n quicksilver_n or_o air._n and_o this_o i_o shall_v add_v that_o it_o may_v be_v worth_a while_n to_o consider_v whether_o all_o the_o part_n of_o fire_n be_v fine_a enough_o to_o penetrate_v glass_n since_o metal_n acquire_v not_o so_o much_o weight_n when_o shut_v up_o in_o glass_n as_o when_o expose_v to_o the_o open_a fire_n and_o it_o may_v be_v likewise_o consider_v whether_o the_o pore_n of_o glass_n be_v natural_o large_a enough_o to_o give_v way_n to_o the_o fire_n be_v igneous_a particle_n or_o whether_o their_o heat_n and_o rapid_a motion_n do_v not_o enlarge_v the_o pore_n of_o the_o glass_n and_o contribute_v to_o their_o penetration_n of_o it_o for_o i_o know_v a_o menstruum_fw-la which_o will_v not_o work_v upon_o a_o metal_n whilst_o cold_a but_o when_o hot_a it_o will_v reduce_v it_o to_o a_o powder_n and_o on_o this_o occasion_n i_o shall_v add_v that_o till_o i_o be_o further_a satisfy_v i_o shall_v forbear_v to_o determine_v whether_o the_o rectitude_n of_o the_o pore_n of_o glass_n contribute_v to_o the_o perviousness_n of_o it_o and_o whether_o metalline_a vessel_n be_v pervious_a to_o the_o ponderable_a part_n of_o flame_n or_o not_o have_v lay_v down_o these_o doubt_n i_o shall_v thence_o deduce_v the_o follow_a corollary_n corollary_n i._o confirm_v the_o parodox_n that_o flame_n may_v act_v as_o a_o menstruum_fw-la and_o make_v coalition_n with_o the_o body_n it_o work_v upon_o from_o the_o experiment_n lay_v down_o it_o appear_v that_o flame_n be_v capable_a of_o act_v as_o a_o menstruum_fw-la not_o only_o in_o dissolve_v but_o by_o associate_a with_o the_o part_n of_o the_o body_n it_o work_v upon_o and_o thereby_o to_o add_v substance_n and_o weight_n to_o they_o and_o though_o it_o render_v not_o lead_n and_o tin_n liquid_a yet_o it_o may_v still_o be_v account_v a_o menstruum_fw-la it_o not_o be_v a_o constant_a property_n of_o a_o menstruum_fw-la to_o dissolve_v the_o body_n into_o a_o liquid_a since_o tin_n dissolve_v in_o aqua_fw-la fortis_fw-la remain_v in_o the_o bottom_n in_o the_o form_n of_o a_o white_a calx_fw-la and_o when_o oil_n of_o vitriol_n be_v draw_v from_o quicksilver_n it_o leave_v the_o mercury_n in_o the_o form_n of_o a_o white_a powder_n but_o a_o small_a part_n of_o which_o will_v be_v dissoluble_a in_o water_n and_o one_o thing_n observable_a in_o this_o menstruum_fw-la be_v that_o whereas_o other_o menstruum_n be_v several_a time_n the_o proportion_n of_o the_o body_n dissolve_v in_o this_o the_o corrosive_n make_v but_o a_o twenty_o part_n of_o the_o body_n corrode_v corollary_n ii_o propose_v a_o paradox_n about_o calcination_n and_o calces_fw-la from_o our_o experiment_n it_o appear_v that_o body_n may_v be_v calcine_v without_o have_v the_o great_a part_n of_o their_o substance_n drive_v away_o and_o only_o the_o caput_fw-la mortuum_n and_o some_o fix_a salt_n remain_v behind_o as_o the_o generality_n of_o chemist_n and_o philosopher_n teach_v since_o it_o be_v evident_a that_o in_o our_o trial_n no_o considerable_a particle_n fly_v away_o but_o that_o the_o metal_n gain_v more_o than_o it_o lose_v and_o hence_o we_o may_v have_v reason_n to_o judge_v of_o the_o erroneous_a opinion_n of_o those_o who_o suppose_v saccharum_n saturni_n to_o be_v the_o sweet_a salt_n extract_v by_o the_o spirit_n whereas_o it_o appear_v that_o it_o plentiful_o concur_v in_o the_o composition_n of_o it_o so_o that_o from_o hence_o it_o appear_v that_o the_o calx_fw-la of_o a_o metal_n may_v be_v in_o some_o case_n not_o the_o caput_fw-la mortuum_n or_o terra_fw-la damnata_fw-la but_o the_o magistery_n of_o it_o since_o the_o bulk_n of_o the_o body_n be_v preserve_v and_o it_o only_o with_o a_o solvent_a acquire_v a_o new_a form_n and_o i_o have_v elsewhere_o make_v it_o appear_v that_o the_o dry_a calx_fw-la of_o lead_n may_v be_v turn_v into_o a_o malleable_a metal_n again_o without_o flux-powder_n or_o any_o other_o additament_n corollary_n iii_o from_o the_o forego_n trial_n it_o likewise_o appear_v what_o will_v become_v of_o the_o epicurean_a and_o cartesian_a doctrine_n of_o fire_n the_o one_o teach_v that_o though_o fire_n may_v penetrate_v glass_n yet_o it_o pass_v through_o metal_n without_o be_v arrest_v by_o they_o and_o the_o other_o that_o igneous_a particle_n can_v penetrate_v glass_n whether_o fire_n be_v arrest_v in_o meat_n as_o it_o roast_v or_o not_o i_o shall_v not_o undertake_v to_o determine_v but_o if_o it_o do_v it_o may_v be_v considerable_a in_o reference_n to_o man_n health_n to_o employ_v fire_n which_o may_v be_v least_o noxious_a corollary_n iu._n from_o hence_o it_o likewise_o appear_v that_o so_o subtle_a spirituous_a and_o fugitive_n a_o body_n as_o fire_n may_v by_o unite_n with_o congruous_a part_n of_o matter_n form_n a_o ponderous_a and_o stable_a body_n and_o whether_o the_o sunbeam_n may_v have_v the_o like_a effect_n on_o several_a body_n it_o work_v upon_o i_o shall_v leave_v to_o be_v consider_v and_o i_o shall_v also_o leave_v other_o to_o consider_v whether_o all_o the_o particle_n of_o fire_n and_o flame_n that_o be_v subtle_a and_o agitate_a enough_o to_o penetrate_v glass_n and_o fasten_v themselves_o to_o include_v body_n be_v reduce_v by_o ignition_n to_o the_o same_o form_n or_o else_o
soon_o as_o it_o be_v expose_v to_o the_o air_n and_o the_o vial_n be_v unstop_v and_o that_o the_o accension_n and_o propagation_n of_o this_o flame_n depend_v on_o the_o contact_n of_o the_o air_n appear_v since_o agitation_n will_v not_o kindle_v it_o but_o when_o the_o bottle_n be_v unstop_v the_o kindle_a flame_n will_v gradual_o be_v propagate_v downward_o and_o if_o a_o few_o bubble_n of_o air_n be_v only_o let_v in_o by_o remove_v the_o cork_n aside_o and_o put_v it_o close_o in_o again_o the_o flame_n will_v appear_v upon_o the_o top_n of_o the_o fume_n without_o be_v able_a to_o propagate_v itself_o much_o downward_o to_o which_o observation_n i_o shall_v add_v that_o when_o the_o flame_n appear_v it_o be_v most_o vivid_v the_o near_o the_o air_n and_o when_o it_o be_v extinguish_v it_o first_o disappear_v in_o the_o bottom_n and_o then_o expire_v at_o the_o top_n but_o when_o the_o vial_n have_v be_v unstop_v for_o some_o time_n when_o it_o be_v stop_v again_o the_o air_n that_o have_v leisurely_o insinuate_v itself_o will_v cherish_v the_o flame_n for_o a_o hour_n or_o two_o 3._o it_o be_v observable_a that_o when_o the_o air_n have_v be_v long_o pen_v up_o with_o this_o shine_a liquor_n the_o spring_n of_o it_o will_v be_v so_o far_o weaken_v that_o when_o the_o vial_n be_v unstop_v the_o external_a air_n will_v present_o rush_v in_o again_o from_z whence_o appear_v the_o interest_n of_o the_o air_n in_o promote_a the_o shine_a of_o this_o acry_n noctiluca_n noctiluca_n of_o the_o reason_n of_o noctiluca_n as_o for_o the_o reason_n why_o the_o air_n shall_v contribute_v to_o such_o phaenomena_n i_o shall_v offer_v the_o follow_a conjecture_n viz._n that_o the_o saline_n part_v of_o the_o air_n cause_v a_o fermentation_n in_o the_o fume_n of_o the_o liquor_n by_o which_o mean_n they_o be_v brisk_o agitate_a be_v either_o convey_v to_o or_o unite_v with_o the_o common_a aether_n and_o affect_v the_o eye_n joint_o and_o though_o mr._n craft_n consistent_a noctiluca_n shine_v when_o close_v up_o from_o the_o air_n yet_o that_o may_v be_v attribute_v partly_o to_o the_o viscousness_n of_o the_o luciferous_a matter_n which_o be_v less_o apt_a to_o be_v dissipate_v which_o i_o be_o the_o apt_a to_o believe_v since_o it_o be_v once_o expose_v to_o the_o open_a air_n it_o be_v considerable_o waste_v and_o be_v render_v much_o more_o violent_a so_o that_o it_o produce_v considerable_a effect_n of_o actual_a heat_n but_o though_o i_o be_o incline_v to_o believe_v that_o the_o air_n contribute_v thus_o to_o the_o shine_a of_o these_o noctiluca_n by_o put_v the_o particle_n of_o the_o fume_n into_o a_o brisk_a agitation_n yet_o whether_o it_o act_v immediate_o on_o the_o fumid_a matter_n it_o invade_v or_o whether_o it_o dissipate_v it_o or_o act_n after_o the_o manner_n of_o a_o vital_a spirit_n or_o further_o whether_o the_o air_n unite_n with_o these_o fume_n form_n a_o body_n fit_a to_o be_v agitate_a about_o by_o the_o aether_n i_o shall_v leave_v to_o be_v further_o inquire_v into_o but_o to_o return_v to_o our_o observation_n 4._o though_o agitation_n before_o the_o vial_n be_v unstop_v will_v not_o kindle_v the_o light_n yet_o when_o it_o be_v open_v it_o will_v be_v increase_v by_o it_o and_o even_o when_o it_o be_v in_o its_o dark_a state_n if_o i_o pour_v a_o little_a of_o it_o upon_o my_o hand_n and_o rub_v it_o with_o my_o finger_n it_o will_v present_o become_v vivid_v and_o emit_v store_n of_o luminous_a ray_n as_o well_o as_o fume_n very_o offensive_a to_o the_o nostril_n and_o when_o i_o cease_v to_o rub_v and_o the_o luminous_a quality_n be_v lose_v it_o will_v be_v renew_v again_o by_o a_o repeat_v attrition_n but_o in_o a_o little_a time_n its_o lucid_a virtue_n will_v decay_v 5._o as_o for_o the_o degree_n of_o the_o light_n of_o this_o luminous_a matter_n it_o be_v equal_a with_o that_o of_o some_o rot_a wood_n and_o it_o be_v observable_a that_o the_o ray_n of_o it_o be_v reflect_v but_o weak_o by_o black_a body_n but_o appear_v very_o lucid_a when_o enclose_v in_o white_a one_o though_o i_o can_v not_o perceive_v the_o ray_n of_o it_o reflect_v from_o a_o reddish_a diamond_n or_o a_o emerald_n this_o light_n in_o respect_n of_o itself_o be_v opacous_a but_o transparent_a when_o hold_v near_o external_a light_n and_o interpose_v betwixt_o it_o and_o the_o eye_n 6._o i_o try_v whether_o the_o sunbeam_n will_v excite_v those_o fume_n which_o be_v concomitant_n of_o its_o luminousness_n but_o can_v not_o perceive_v they_o raise_v in_o the_o least_o as_o for_o the_o nature_n of_o this_o liquor_n i_o can_v not_o perceive_v it_o upon_o my_o tongue_n either_o acid_n or_o alkalizate_n but_o empyreumatical_a almost_o like_o that_o of_o spirit_n of_o crude_a tartar_n its_o smell_n be_v like_o that_o of_o a_o empyreumatical_a oil_n compound_v with_o a_o stink_n like_o that_o of_o stale_a urine_n it_o turn_v not_o syrup_n of_o violet_n green_a as_o volatile_a alkaly_n or_o urinous_a salt_n do_v nor_o do_v it_o by_o other_o trial_n appear_v to_o be_v a_o acid_n 7._o this_o liquor_n in_o its_o lucid_a state_n be_v agitate_a several_a consistent_a particle_n be_v by_o that_o agitation_n raise_v and_o stick_v to_o the_o side_n of_o the_o glass_n appear_v to_o be_v more_o lucid_a than_o the_o fume_n have_v wet_a my_o finger_n with_o this_o liquor_n and_o rub_v it_o upon_o my_o hand_n till_o it_o become_v luminous_a i_o immerse_v my_o finger_n in_o water_n upon_o which_o the_o light_n be_v extinguish_v but_o when_o i_o take_v it_o out_o of_o the_o water_n and_o rub_v it_o again_o it_o become_v lucid_a as_o before_o 8._o but_o twice_o i_o observe_v that_o there_o be_v such_o a_o peculiar_a temper_n in_o the_o air_n that_o it_o continue_v to_o flame_v twelve_o or_o fifteen_o hour_n after_o it_o have_v be_v stop_v up_o and_o at_o last_o this_o liquor_n become_v so_o effaete_fw-la that_o it_o will_v not_o yield_v light_n till_o its_o part_n be_v agitate_a by_o attrition_n or_o put_v into_o motion_n by_o the_o heat_n of_o the_o fire_n 9_o to_o what_o observation_n have_v be_v already_o make_v i_o shall_v add_v the_o follow_a make_v on_o the_o liquor_n contain_v in_o the_o first_o vial._n observation_n on_o the_o liquor_n contain_v in_o the_o first_o vial._n 1._o the_o liquor_n be_v muddy_a shine_v ten_o hour_n after_o it_o be_v first_o pour_v into_o the_o vial_n and_o when_o the_o vial_n be_v unstop_v the_o fume_n be_v put_v into_o a_o circular_a motion_n round_o the_o side_n of_o the_o glass_n like_o a_o whirlwind_n which_o perhaps_o may_v depend_v in_o some_o measure_n on_o the_o violent_a ingress_n of_o air_n upon_o open_v the_o vial_n though_o i_o have_v sometime_o observe_v lucid_a rotation_n of_o matter_n in_o the_o cavity_n of_o the_o vial_n a_o considerable_a time_n after_o such_o eruption_n 2._o the_o flame_n which_o be_v afford_v by_o rub_v these_o liquor_n yield_v white_a fume_n of_o a_o rank_n offensive_a smell_n the_o colour_n of_o the_o flame_n be_v yellow_a and_o tremulous_a in_o their_o motion_n and_o inconstant_a sometime_o flash_v out_o more_o than_o at_o other_o time_n but_o it_o neither_o burn_v the_o skin_n nor_o singe_v fine_a linen_n so_o that_o if_o any_o it_o must_v resemble_v that_o flamma_n vitalis_n which_o be_v suppose_v to_o reside_v in_o animal_n 3._o a_o pencil_n be_v dip_v in_o this_o liquor_n and_o draw_v upon_o white_a paper_n depose_v only_o its_o watery_a part_n but_o the_o more_o gummy_a matter_n in_o the_o pencil_n be_v squeeze_v out_o it_o seem_v to_o burn_v like_o a_o candle_n and_o sometime_o shoot_v downward_o as_o if_o it_o be_v play_v about_o the_o hair_n that_o make_v up_o that_o part_n of_o the_o pencil_n which_o bring_v into_o my_o mind_n those_o verse_n of_o virgil_n ecce_fw-la levis_fw-la summo_fw-la de_fw-la virtice_fw-la visus_fw-la juli_n fundere_fw-la lumen_fw-la apex_n tactuque_fw-la innoxia_fw-la molli_fw-la lambere_fw-la flamma_fw-la comas_fw-la etc._n etc._n aeneid_n and_o it_o be_v observable_a that_o this_o flame_n will_v successive_o appear_v and_o disappear_v for_o a_o considerable_a time_n and_o sometime_o when_o the_o wreathe_a of_o the_o hair_n be_v violent_a the_o flame_n will_v be_v accompany_v with_o a_o momentary_a though_o sensible_a heat_n yet_o it_o will_v not_o fire_v gunpowder_n though_o some_o of_o the_o consistent_a matter_n whilst_o it_o be_v prepare_v be_v take_v out_o with_o a_o knife_n and_o the_o knife_n rub_v betwixt_o the_o thumb_n and_o finger_n with_o a_o blue_a calico_n apron_n the_o matter_n receive_v such_o a_o impression_n from_o that_o attrition_n as_o put_v its_o part_n into_o so_o violent_a a_o motion_n that_o two_o holes_n be_v burn_v in_o the_o apron_n some_o of_o the_o liquor_n contain_v in_o the_o receiver_n and_o dilute_v with_o
that_o so_o small_a a_o parcel_n of_o our_o noctiluca_n continue_v to_o shine_v above_o a_o hundred_o and_o fifty_o hour_n in_o which_o time_n the_o follow_a circumstance_n be_v observable_a first_o that_o the_o luciferous_a fume_n be_v visible_a both_o night_n and_o day_n and_o rise_v from_o the_o particle_n of_o the_o noctiluca_n like_o smoke_n from_o so_o many_o chimney_n second_o this_o smoke_n be_v so_o copious_a and_o tenacious_a that_o it_o lose_v not_o that_o form_n till_o it_o rise_v a_o foot_n above_o the_o matter_n that_o afford_v it_o the_o motion_n of_o it_o be_v swift_a and_o sometime_o tend_v direct_o upward_o sometime_o horizontal_o and_o sometime_o downward_o as_o if_o their_o motion_n have_v be_v determine_v by_o the_o situation_n of_o the_o noctilucal_n fragment_n by_o which_o they_o be_v emit_v and_o one_o thing_n further_o observable_a be_v that_o when_o it_o have_v be_v a_o long_a time_n expose_v to_o the_o air_n it_o emit_v strong_a and_o odorous_a exhalation_n distinct_a from_o the_o visible_a fume_n as_o for_o the_o liquor_n which_o drop_v from_o this_o noctiluca_fw-la and_o which_o remain_v in_o the_o glass_n vessel_n i_o put_v it_o into_o a_o concave_a silver_n vessel_n and_o hold_v it_o over_o small-coal_n and_o ash_n where_o it_o evaporate_v not_o so_o easy_o as_o i_o expect_v but_o turn_v into_o a_o unctuous_a substance_n of_o a_o dark_a red_a colour_n and_o be_v thence_o remove_v and_o hold_v over_o quick_a coal_n it_o boil_v and_o crackled_a like_o bay-salt_n cast_v into_o the_o fire_n and_o emit_v several_a successive_a flash_n another_o piece_n of_o this_o noctiluca_n which_o weigh_v three_o grain_n be_v put_v into_o a_o small_a glass_n funnel_n who_o stem_n be_v so_o fine_a that_o it_o be_v less_o than_o a_o small_a pin_n head_n and_o the_o pipe_n of_o the_o funnel_n be_v purposely_o place_v in_o a_o vial_n to_o catch_v the_o colliquated_a liquor_n and_o this_o be_v set_v in_o a_o south-window_n all_o day_n and_o place_v in_o my_o chamber_n at_o night_n i_o observe_v that_o it_o continue_v luminous_a no_o less_o than_o 360_o hour_n from_o whence_o appear_v the_o extraordinary_a minuteness_n of_o the_o part_n of_o our_o noctiluca_n and_o what_o be_v more_o strange_a the_o weight_n of_o â—â—r_a noctilucous_a matter_n colliquate_v exceed_v the_o weight_n of_o the_o noctiluca_n itself_o two_o three_o this_o noctiluca_n be_v spread_v upon_o paper_n and_o hold_v to_o the_o flame_n of_o a_o candle_n when_o the_o flame_n come_v to_o the_o noctiluca_n it_o burn_v away_o in_o a_o flash_a and_o splutter_v manner_n and_o crack_v like_o salt_n and_o some_o of_o this_o paper_n be_v put_v upon_o embers_o cover_v with_o ash_n the_o noctiluca_n will_v take_v fire_n and_o communicate_v its_o flame_n to_o the_o paper_n and_o to_o show_v its_o inflamability_n further_o i_o put_v a_o grain_n of_o it_o into_o spirit_n of_o wine_n and_o though_o it_o discolour_a not_o the_o flame_n of_o the_o spirit_n which_o be_v partly_o red_a and_o partly_o blue_a yet_o when_o the_o spirit_n be_v consume_v and_o the_o flame_n be_v contiguous_a to_o the_o immersed_a phosphorus_n it_o take_v fire_n and_o emit_v a_o yellow_a flame_n copious_o and_o a_o piece_n of_o this_o be_v set_v on_o fire_n by_o the_o sunbeam_n concentrate_v it_o burn_v very_o vivid_o and_o clear_a and_o the_o expire_a flame_n leave_v behind_o it_o a_o caput_n mortuum_n which_o form_v several_a circle_n like_o those_o of_o a_o sardonix_n whereof_o the_o large_a be_v white_a another_o yellow_a and_o the_o three_o red_a all_o the_o three_o colour_n be_v vivid_v and_o pleasant_a some_o part_n of_o the_o caput_fw-la mortuum_n be_v leave_v in_o the_o spoon_n be_v present_o resolve_v per_fw-la deliquium_fw-la into_o a_o liquor_n as_o sharp_a as_o spirit_n of_o salt_n and_o other_o part_n have_v free_a access_n to_o the_o air_n appear_v combustible_a another_o instance_n of_o the_o inflammability_n of_o it_o be_v by_o rub_v it_o in_o a_o mortar_n for_o by_o that_o mean_v it_o take_v fire_n and_o burn_v vivid_o but_o be_v soon_o extinguish_v by_o the_o fire_n noctiluca_n of_o the_o burn_a of_o body_n with_o the_o noctiluca_n if_o our_o noctiluca_n be_v press_v hard_o betwixt_o one_o finger_n or_o against_o a_o board_n it_o will_v feel_v sensible_o hot_a and_o will_v sometime_o be_v violent_a enough_o to_o scorch_v the_o skin_n and_o one_o thing_n observable_a be_v that_o blister_v raise_v by_o its_o heat_n be_v not_o only_o more_o painful_a but_o hard_a to_o be_v cure_v than_o ordinary_a one_o but_o though_o some_o part_n of_o this_o noctiluca_n be_v dispose_v to_o take_v flame_n yet_o they_o be_v not_o all_o equal_o prone_a to_o a_o incalescence_n to_o these_o observation_n of_o our_o noctiluca_n i_o shall_v add_v that_o some_o of_o it_o be_v rub_v betwixt_o fold_n of_o paper_n for_o some_o time_n they_o take_v fire_n and_o so_o do_v it_o when_o rub_v with_o gunpowder_n by_o which_o mean_v the_o gunpowder_n be_v explode_v and_o once_o when_o my_o servant_n carry_v some_o of_o it_o in_o his_o pocket_n the_o glass_n be_v break_v the_o attrition_n and_o heat_n of_o his_o body_n set_v it_o on_o fire_n by_o which_o mean_v several_a holes_n be_v burn_v in_o his_o breeches_n to_o which_o i_o shall_v subjoin_v that_o six_o part_n of_o sulphur_n and_o one_o of_o this_o be_v mix_v and_o beat_v with_o the_o haft_n of_o a_o knife_n the_o noctiluca_n shine_v through_o the_o paper_n and_o as_o soon_o as_o these_o ingredient_n be_v expose_v to_o the_o flame_n they_o immediate_o take_v fire_n and_o once_o the_o experiment_n be_v repeat_v the_o brimstone_n do_v not_o burn_v with_o a_o slow_a flame_n but_o flash_v away_o like_a gunpowder_n and_o once_o my_o laborant_fw-la have_v prepare_v some_o of_o it_o and_o try_v to_o write_v upon_o a_o dry_a board_n the_o force_n of_o attrition_n kindle_v the_o wood_n and_o afford_v not_o only_o vivid_o shine_v but_o burn_a letter_n to_o try_v what_o be_v the_o nature_n of_o this_o saline_a noctilucal_n matter_n i_o drop_v some_o of_o it_o upon_o syrup_n of_o violet_n and_o find_v that_o it_o do_v not_o turn_v it_o green_a but_o of_o a_o fine_a carnation_n colour_n as_o acid_n spirit_n usual_o do_v and_o i_o likewise_o find_v that_o it_o present_o destroy_v the_o blue_a colour_n though_o not_o the_o other_o of_o the_o lignum_fw-la nephriticum_fw-la i_o likewise_o pour_v some_o of_o this_o noctilucous_a liquor_n upon_o file_n of_o copper_n and_o expose_v they_o to_o the_o air_n for_o two_o or_o three_o day_n i_o find_v that_o though_o the_o file_n be_v dissolve_v yet_o the_o colour_n of_o the_o tincture_n be_v not_o a_o deep_a azure_a as_o if_o make_v with_o a_o volatile_a urinous_a salt_n but_o seem_v to_o partake_v of_o green_a and_o blue_a it_o likewise_o ferment_v with_o powder_n of_o red_a coral_n and_o also_o with_o salt_n of_o tartar_n from_o whence_o it_o appear_v that_o the_o nature_n of_o our_o salt_n be_v not_o urinous_a but_o of_o the_o family_n of_o acid_n but_o to_o proceed_v i_o enclose_v a_o parcel_n of_o this_o icy_a noctiluca_n in_o a_o small_a vial_n and_o another_o together_o with_o the_o water_n it_o come_v over_o with_o in_o distillation_n and_o i_o observe_v that_o the_o former_a lose_v its_o light_n in_o four_o day_n and_o the_o other_o in_o about_o a_o week_n but_o to_o try_v whether_o a_o sufficient_a degree_n of_o heat_n will_v not_o cause_v our_o noctiluca_n to_o take_v fire_n i_o enclose_v some_o of_o it_o in_o a_o glass-egg_n with_o hermes_n his_o seal_n and_o find_v that_o the_o ball_n of_o the_o egg_n be_v hold_v near_o the_o fire_n the_o noctiluca_n present_o take_v flame_n and_o burn_v much_o long_o than_o we_o expect_v and_o when_o the_o flame_n be_v over_o we_o sometime_o observe_v a_o little_a liquor_n in_o the_o glass_n the_o rest_n of_o the_o matter_n by_o the_o operation_n of_o the_o fire_n acquire_v a_o red_a colour_n some_o of_o this_o noctiluca_n be_v put_v into_o a_o glass_n egg_n and_o water_n pour_v upon_o it_o when_o the_o water_n be_v heat_v very_o hot_a and_o the_o noctiluca_n be_v melt_v we_o pour_v the_o water_n off_o upon_o which_o the_o noctiluca_n remain_v in_o the_o glass_n immediate_o be_v expose_v to_o the_o air_n take_v flame_n and_o part_n of_o it_o run_v out_o with_o the_o water_n burn_v fierce_o upon_o the_o surface_n of_o it_o and_o with_o a_o crackle_n noise_n the_o remain_a caput_fw-la mortuum_n appear_v red_a to_o which_o relation_n i_o shall_v add_v that_o the_o beam_n of_o this_o noctiluca_n pass_v through_o a_o orange_n colour_v glass_n appear_v of_o a_o very_a pleasant_a colour_n and_o on_o this_o occasion_n i_o shall_v subjoin_v that_o though_o once_o i_o can_v not_o obtain_v any_o light_n from_o some_o of_o this_o noctiluca_n include_v in_o a_o vial_n with_o oil_n of_o
100_o to_o 1._o c_o  _fw-fr  _fw-fr  _fw-fr coral_n red_a 129_o ¼_n 80_o ¼_n 2_o 63_o 100_o to_o 1._o crystal_n 256_o 140_o 2_o 21_o 100_o to_o 1._o  _fw-fr weight_n in_o air_n in_o gr._n in_o water_n in_o grain_n proportion_n cornelian_a 148_o 103_o 3_o 29_o 100_o to_o 1._o calculus_fw-la humanus_fw-la 2570_o 1080_o 1_o 72_o 100_o to_o 1._o coco-shell_n 331_o 85_o 1_o 34_o 100_o to_o 1._o native_a crab_n eye_n 77_o ½_n 36_o ½_n 1_o 89_o 100_o to_o 1._o crab_n eye_n artificial_a 90_o ½_n 54_o 2_o 48_o 100_o to_o 1._o calx_fw-la of_o lead_v 138_o ½_n 123_o 8_o 94_o 100_o to_o 1._o copper_n stone_n 65_o ½_n 49_o ½_n 4_o 09_o â—â—0_o to_o 1._o common_a cinnabar_fw-la 802_o 702_o 8_o 1_o 50_o to_o 1._o cinnabar_fw-la of_o antimony_n 197_o 169_o 7_o 3_o 100_o to_o 1._o cinnabar_fw-la native_a 197_o 171_o 7_o 57_o 100_o to_o 1._o coral_n white_a 336_o 204_o 〈◊〉_d 54_o 1002_o to_o 1._o another_o piece_n fine_a 139_o 85_o 2_o 17_o 100_o to_o 1._o calculus_fw-la humanus_fw-la 302_o 97_o 1_o 47_o 100_o to_o 1._o copper_n over_o 1436_o 1090_o 4_o 15_o 100_o to_o 1._o copper_n over_o rich_a 413_o 314_o 4_o 17_o 100_o to_o 1._o cinnabar_fw-la native_a very_o sparkle_v 226_o 194_o 7_o 6_o 100_o to_o 1._o g_z  _fw-fr  _fw-fr  _fw-fr gold_n ore_n not_o rich_a bring_v from_o the_o east_n indies_n 1100_o 682_o 2_o 63_o 109_o to_o 1._o another_o lump_n of_o the_o same_o 1151_o 717_o 2_o 65_o 100_o to_o 1._o granati_fw-la minera_n 217_o 147_o 3_o 1_o 10_o to_o 1._o granate_n bohemian_n  _fw-fr  _fw-fr 4_o 36_o 100_o to_o 1._o h_o weight_n in_o air_n in_o gr._n in_o water_n in_o grain_n proportion_n haematites_n english_a 1574_o 1156_o 3_o 76_o 100_o to_o 1._o i_o  _fw-fr  _fw-fr  _fw-fr ivory_n 173_o 2_o 83_o 1_o 91_o 100_o to_o 1._o l_o  _fw-fr  _fw-fr  _fw-fr lapis_fw-la manati_fw-la 450_o 293_o 2_o 26_o 100_o to_o 1._o a_o fragment_n of_o the_o same_o 218_o ½_n 123_o 2_o 29_o 100_o to_o 1._o another_o 345_o 197_o 2_o 33_o 100_o to_o 1._o another_o from_o jamaica_n 2011_o 1127_o 2_o 27_o 100_o to_o 1._o lapis_fw-la lazuli_fw-la one_o piece_n 385_o 256_o 2_o 98_o 100_o to_o 1._o lead_v over_o 686_o 590_o 7_o 14_o 100_o to_o 1._o another_o  _fw-fr  _fw-fr  _fw-fr lapis_fw-la calaminaris_n 477_o 380_o 4_o 92_o 100_o to_o 1._o lapis_fw-la judaicus_n 261_o ½_n 164_o 2_o 69_o 100_o to_o 1._o m_o  _fw-fr  _fw-fr  _fw-fr marcasite_n 814_o 631_o 4_o 45_o 100_o to_o 1._o another_o from_o stalbridge_n 243_o 189_o 4_o ½_n to_o 1._o  _fw-fr weight_n in_o air_n in_o gr._n in_o water_n in_o grain_n proportion_n another_o more_o shine_a than_o ordinary_a 287_o 227_o 4_o 18_o 100_o to_o 1._o mercury_n revive_v from_o ore_n  _fw-fr  _fw-fr  _fw-fr manganese_n a_o piece_n 321_o 230_o 3_o 13_o 100_o to_o 1._o mineral_n cornish_n like_o a_o shine_a marcasite_n 145_o 129_o 9_o 6_o 100_o to_o 1._o o_fw-fr  _fw-fr  _fw-fr  _fw-fr osteocolla_n 195_o 108_o 2_o 24_o 100_o to_o 1._o over_o silver_n choice_n from_o saxony_n 458_o 366_o 4_o 9â—_n 100_o to_o 1._o another_o piece_n 1120_o 960_o 7_o to_o 1._o over_o lead_v from_o cumberland_n rich_a 1872_o 1586_o 1_o â—_o 54_o 100_o to_o 1._o r_z  _fw-fr  _fw-fr  _fw-fr rhinoceros_n horn_n 8563_o 4260_o 1_o 99_o 100_o to_o 1._o rock-chrystal_n another_o piece_n 256_o 140_o 2_o 20_o 100_o to_o 1._o s_o  _fw-fr  _fw-fr  _fw-fr saphir_n  _fw-fr  _fw-fr  _fw-fr  _fw-fr weight_n in_o air_n in_o gr._n in_o water_n in_o grain_n proportion_n seed-pearl_n  _fw-fr  _fw-fr  _fw-fr sulphur_n vive_fw-fr 371_o 185_o 2_o to_o 1._o german_n very_a fine_a 306_o 152_o 1_o 98_o 100_o to_o 1._o slate_n irish_a 779_o 467_o 2_o 49_o 100_o to_o 1._o t_o  _fw-fr  _fw-fr  _fw-fr a_o piece_n of_o talc_n like_o lapis_n amianthus_n 596_o 334_o 2_o 28_o 100_o to_o 1._o talc_n venetian_n 802_o 508_o 2_o 73_o 100_o to_o 1._o talc_n jamaican_n 1857_o 1238_o 3_o to_o 1._o new_a english_a tin_n ore_n mr._n hubert_n 812_o 613_o 4_o 8_o 100_o to_o 1._o tin_n over_o black_a rich._n 1293_o 984_o 4_o 18_o 100_o to_o 1._o another_o piece_n choice_n 2893_o 2314_o 5_o to_o 1._o tutty_n a_o piece_n 104_o 83_o 5_o to_o 1._o tin-glass_n 468_o 419_o 9_o 56_o 100_o to_o 1._o five_o  _fw-fr  _fw-fr  _fw-fr vitrum_fw-la antimonii_n per_fw-la se_fw-la 357_o ½_n 282_o ½_n 4_o 76_o 100_o to_o 1._o vitriol_n engl._n a_o very_a fine_a piece_n 1093_o 512_o 1_o â—8_o 100_o to_o 1._o vnicorn_n horn_n a_o piece_n 407_o 195_o 1_o 91_o 100_o to_o 1._o the_o work_n of_o the_o honourable_a robert_n boil_v esq_n epitomise_v book_n v._o part_n ii_o chap._n i._n a_o account_n of_o a_o strange_o self-moving_a liquor_n communicate_v in_o the_o transaction_n of_o november_n 26._o 1685._o liquor_n of_o a_o self-moving_a liquor_n a_o ingenious_a mathematician_n have_v mix_v several_a ingredient_n in_o a_o earthen_a pot_n over_o coal_n the_o matter_n take_v fire_n and_o begin_v to_o blaze_v furious_o which_o oblige_v he_o to_o stifle_v the_o flame_n and_o remove_v it_o from_o the_o fire_n and_o when_o it_o be_v cold_a he_o several_a time_n successive_o and_o at_o some_o distance_n of_o time_n observe_v that_o the_o liquor_n move_v various_o and_o brisk_o and_o some_o seed_n be_v throw_v upon_o it_o they_o form_v a_o sort_n of_o scum_n part_n of_o which_o be_v remove_v and_o the_o liquor_n place_v in_o a_o warm_a laboratory_n i_o observe_v the_o follow_a phaenomena_n 1._o the_o scum_n which_o remain_v on_o it_o be_v break_v part_n will_v be_v carry_v to_o the_o left_a hand_n and_o part_n to_o the_o right_n by_o the_o motion_n of_o the_o liquor_n 2._o when_o it_o come_v from_o under_o the_o scum_n it_o move_v very_o brisk_o as_o if_o its_o motion_n upward_o have_v be_v check_v by_o it_o 3._o the_o liquor_n consist_v partly_o of_o oil_n and_o partly_o of_o bituminous_a ingredient_n their_o motion_n may_v not_o only_o be_v the_o better_o discern_v but_o some_o of_o those_o oily_a part_n rise_v up_o to_o the_o top_n of_o the_o liquor_n will_v diffuse_v themselves_o orbicular_o and_o form_v a_o great_a halo_n adorn_v with_o the_o vivid_n colour_n of_o a_o rainbow_n and_o these_o will_v continue_v till_o they_o lose_v themselves_o successive_o under_o the_o scum_n 4._o the_o motion_n of_o this_o liquor_n be_v frequent_o vortical_a which_o appear_v by_o the_o motion_n of_o some_o part_n of_o the_o scum_n and_o the_o liquor_n all_o this_o while_n be_v actual_o cold._a 5._o some_o of_o this_o liquor_n be_v pour_v into_o a_o cylindrical_a glass_n it_o move_v not_o as_o before_o but_o be_v pour_v into_o a_o shallow_a wide-mouthed_a glass_n it_o move_v more_o brisk_o and_o various_o than_o before_o in_o the_o earthen_a vessel_n 6._o it_o move_v more_o brisk_o or_o slow_o as_o the_o wether_n vary_v in_o temper_n and_o in_o all_o have_v continue_v its_o motion_n ten_o day_n and_o it_o continue_v this_o motion_n when_o pour_v out_o of_o a_o vial_n into_o a_o convenient_a glass_n seven_o or_o eight_o week_n after_o but_o very_o languid_o and_o soon_o begin_v to_o slacken_v its_o motion_n in_o point_n of_o swiftness_n and_o from_o the_o first_o to_o the_o last_o time_n this_o liquor_n be_v observe_v to_o move_v it_o be_v about_o five_o month_n chap._n ii_o of_o the_o preserve_n of_o bird_n and_o other_o small_a faetus_n etc._n of_o preserve_v bird_n etc._n etc._n in_o order_n to_o make_v observation_n about_o young_a faetus_n i_o preserve_v chicken_n take_v out_o of_o the_o shell_n at_o several_a time_n and_o on_o several_a day_n after_o incubation_n by_o keep_v they_o in_o spirit_n of_o wine_n to_o which_o i_o sometime_o add_v spirit_n of_o salarmoniack_a prepare_v with_o quicklime_n and_o that_o the_o liquor_n may_v not_o be_v discolour_v i_o usual_o remove_v they_o twice_o into_o fresh_a spirit_n before_o i_o design_v to_o preserve_v they_o in_o it_o chap._n iii_o a_o conjecture_n concern_v the_o the_o bladder_n of_o air_n find_v in_o fish_n communicate_v in_o the_o transaction_n of_o may_n 25._o 1675._o fish_n of_o the_o bladder_n of_o fish_n to_o show_v whether_o a_o fish_n move_v in_o the_o water_n by_o expand_v or_o by_o a_o constriction_n of_o himself_o and_o whether_o the_o bladder_n within_o he_o be_v contract_v and_o expanded_a according_a to_o the_o several_a depth_n he_o swim_v at_o we_o contrive_v the_o follow_a experiment_n viz._n to_o put_v several_a fish_n into_o a_o bolt-head_n fill_v with_o water_n and_o who_o stem_n be_v draw_v out_o very_o fine_a and_o seal_v up_o when_o fill_v with_o water_n for_o if_o when_o the_o fish_n sink_v the_o water_n in_o the_o small_a tube_n subside_v we_o may_v conclude_v he_o contract_v himself_o and_o if_o when_o he_o rise_v the_o water_n rise_v also_o we_o may_v conclude_v that_o
spirit_n xiii_o of_o the_o relation_n betwixt_o spirit_n of_o human_a blood_n and_o the_o air._n fourteen_o of_o the_o hostility_n of_o human_a blood_n with_o acid_n whether_o in_o the_o form_n of_o liquor_n or_o fume_n xv._o of_o the_o medicinal_a virtue_n of_o spirit_n of_o human_a blood_n external_o apply_v xvi_o of_o the_o medicinal_a virtue_n of_o spirit_n of_o human_a blood_n internal_o give_v in_o pleurisy_n headache_n cough_n fever_n scurvy_n cachexy_n dropsy_n fit_v of_o the_o mother_n xvii_o paralipomena_fw-la and_o promiscuous_a experiment_n and_o observation_n concern_v the_o spirit_n of_o human_n blood_n title_n i._o whether_o human_a blood_n may_v be_v so_o order_v by_o fermentation_n or_o putrefaction_n as_o that_o in_o distillation_n a_o spirit_n either_o vrinous_a or_o vinous_a may_v ascend_v before_o the_o phlegm_n consider_v that_o fever_n have_v be_v look_v upon_o to_o proceed_v from_o a_o fermentation_n in_o the_o blood_n and_o likewise_o that_o human_a urine_n which_o have_v a_o great_a cognation_n with_o human_a blood_n will_v not_o whilst_o fresh_a afford_v a_o spirit_n till_o the_o phlegm_n be_v first_o draw_v off_o this_o subject_a of_o this_o title_n may_v not_o appear_v groundless_a but_o i_o be_o not_o much_o encourage_v to_o expect_v a_o vinous_a or_o ardent_a spirit_n from_o human_a blood_n nor_o be_o i_o sure_a there_o be_v any_o such_o thing_n as_o fermentation_n in_o human_n blood_n and_o on_o this_o occasion_n i_o shall_v add_v that_o have_v once_o keep_v blood_n hermetical_o seal_v up_o in_o a_o glass_n for_o twelve_o month_n when_o it_o come_v to_o be_v open_v it_o smell_v so_o offensive_o that_o we_o can_v not_o make_v any_o trial_n upon_o it_o and_o another_o time_n have_v digest_v in_o a_o pretty_a large_a vial_n hermetical_o seal_v some_o sheep_n blood_n when_o it_o have_v be_v a_o good_a while_n in_o the_o digestive_a furnace_n it_o sudden_o break_v with_o a_o considerable_a noise_n and_o blow_v off_o the_o long_a neck_n of_o the_o vial._n and_o here_o to_o what_o have_v be_v lay_v down_o i_o shall_v add_v that_o some_o ounce_n of_o serum_n of_o blood_n be_v add_v to_o a_o four_o part_n of_o raisin_n of_o the_o sun_n stone_v and_o keep_v in_o a_o glass_n in_o a_o warm_a room_n for_o several_a day_n the_o event_n of_o this_o trial_n be_v that_o within_o in_o a_o few_o day_n the_o raisin_n begin_v to_o emerge_n and_o whilst_o they_o float_v yield_v a_o considerable_a quantity_n of_o springy_a and_o permanent_a air_n from_o whence_o it_o appear_v that_o there_o have_v be_v some_o degree_n of_o fermentation_n but_o when_o this_o serum_n come_v to_o be_v distil_v though_o it_o do_v not_o stink_v as_o if_o it_o have_v be_v putrify_v yet_o the_o spirit_n which_o first_o ascend_v taste_v not_o like_o a-viscous_a spirit_n nor_o like_o a_o mere_a phlegm_n whether_o the_o fermentation_n observe_v in_o this_o liquor_n depend_v on_o the_o whole_a serum_n or_o only_o on_o the_o aqueous_a part_n distinct_a from_o it_o i_o shall_v leave_v to_o experience_n to_o determine_v to_o try_v whether_o digestion_n or_o putrefaction_n will_v so_o open_v the_o texture_n of_o blood_n as_o to_o make_v it_o part_n with_o its_o spirit_n more_o easy_o and_o before_o the_o phlegm_n i_o keep_v a_o quantity_n of_o serum_n for_o that_o purpose_n four_o time_n as_o long_o as_o be_v sufficient_a to_o make_v urine_n part_n with_o its_o spirit_n before_o its_o phlegm_n but_o the_o liquor_n which_o come_v over_o by_o a_o gentle_a heat_n have_v but_o little_a strength_n either_o in_o smell_n or_o taste_n nor_o will_v it_o ready_o turn_v syrup_n of_o violet_n green_a yet_o like_o a_o volatile_a alkaly_n it_o will_v soon_o turn_v a_o solution_n of_o sublimate_n in_o fair_a water_n into_o a_o white_a opacous_a and_o almost_o milky_a liquor_n title_n ii_o whether_o spirit_n of_o human_a blood_n be_v real_o any_o thing_n but_o the_o volatile_a salt_n and_o phlegm_n well_o commix_v for_o several_a reason_n i_o be_o incline_v to_o believe_v that_o the_o spirit_n of_o human_a blood_n be_v total_o compose_v of_o a_o volatile_a salt_n and_o a_o phlegm_n which_o be_v not_o so_o pure_a and_o elementary_a but_o that_o some_o particle_n of_o oil_n and_o other_o of_o salt_n may_v be_v mix_v with_o it_o and_o whether_o by_o frequent_a rectification_n this_o phlegm_n may_v be_v render_v homogeneous_a i_o much_o question_n since_o i_o be_o not_o sure_a but_o that_o in_o frequent_a distillation_n some_o particle_n of_o the_o fire_n mny_n be_v from_o time_n to_o time_n associate_v with_o the_o liquor_n and_o even_o in_o the_o first_o distillation_n the_o fire_n unite_n with_o the_o liquor_n may_v form_v one_o different_a from_o the_o ingredient_n or_o principle_n of_o the_o body_n and_o i_o have_v find_v that_o wood_n afford_v by_o distillation_n a_o liquor_n which_o be_v not_o a_o oil_n nor_o a_o acid_n or_o a_o alkaly_n and_o yet_o no_o true_a phlegm_n but_o a_o adiaphorous_a liquor_n and_o on_o this_o occasion_n to_o show_v that_o the_o composition_n of_o a_o body_n may_v as_o well_o be_v make_v know_v by_o investigate_a the_o way_n of_o generate_a or_o produce_v it_o as_o by_o that_o of_o analyse_a or_o resolve_v it_o i_o shall_v add_v that_o have_v dissolve_v as_o much_o volatile_a salt_n of_o human_a blood_n in_o distil_a water_n as_o the_o liquor_n will_v take_v up_o and_o then_o have_v distil_v it_o in_o a_o convenient_o shape_v vessel_n with_o a_o regulate_v degree_n of_o heat_n the_o distillation_n afford_v we_o such_o a_o liquor_n as_o be_v desire_v since_o by_o smell_n and_o taste_v it_o appear_v to_o be_v a_o good_a brisk_a spirit_n of_o human_n blood_n and_o this_o experiment_n be_v again_o repeat_v with_o the_o like_a success_n title_n iii_o of_o the_o species_n of_o saline_n body_n to_o which_o the_o spirit_n of_o human_a blood_n be_v to_o be_v refer_v though_o it_o be_v general_o allow_v that_o saline_n spirit_n be_v of_o two_o sort_n yet_o it_o may_v not_o be_v amiss_o to_o add_v that_o some_o of_o they_o be_v acid_n in_o taste_n as_o spirit_n of_o nitre_n vitriol_n etc._n etc._n other_o be_v rather_o like_o common_a or_o lixiviate_v salt_n and_o their_o different_a effect_n and_o operation_n be_v much_o less_o alike_o than_o their_o taste_n for_o upon_o their_o mixture_n there_o ensue_v a_o manifest_a conflict_n and_o usual_o one_o will_v precipitate_v the_o body_n the_o other_o will_v dissolve_v and_o among_o salt_n call_v alkaly_n some_o be_v fix_v in_o considerable_a degree_n of_o fire_n and_o other_o who_o take_v acid_n and_o alkaly_n for_o the_o true_a principle_n of_o mix_a body_n call_v the_o one_o fix_v and_o the_o other_o volatile_a alkaly_n and_o though_o i_o who_o question_n this_o doctrine_n often_o call_v the_o salt_n make_v by_o combustion_n simple_o alkaly_n or_o lixiviate_v salt_n and_o those_o that_o ascend_v sometime_o vrinous_a and_o sometime_o volatile_a salt_n yet_o since_o the_o name_n of_o fix_a alkaly_n and_o volatile_a one_o be_v in_o request_n now_o i_o shall_v now_o make_v use_n of_o they_o in_o that_o sense_n these_o thing_n be_v premise_v i_o shall_v proceed_v to_o observe_v that_o notwithstanding_o that_o some_o physician_n and_o chemist_n ascribe_v digestion_n to_o a_o acid_n ferment_n in_o the_o stomach_n yet_o the_o spirit_n of_o human_a blood_n be_v referrable_a to_o that_o classis_fw-la which_o many_o call_v volatile_a alkaly_n since_o it_o general_o perform_v what_o volatile_a alkaly_n be_v say_v to_o do_v for_o it_o will_v ferment_n with_o acid_n turn_v syrup_n of_o violet_n green_a and_o precipitate_v a_o solution_n of_o sublimate_n in_o common_a water_n be_v i_o sure_o that_o the_o ferment_n of_o the_o stomach_n be_v acid_n i_o shall_v be_v apt_a to_o believe_v that_o the_o blood_n retain_v something_o of_o acidity_n in_o it_o but_o yet_o that_o will_v not_o be_v a_o argument_n why_o i_o shall_v not_o refer_v the_o spirit_n of_o human_a blood_n to_o the_o class_n of_o alkaly_n because_o so_o few_o acid_n particle_n will_v either_o be_v destroy_v by_o the_o alkalizate_a one_o that_o be_v so_o abundant_a in_o the_o spirit_n or_o at_o least_o they_o will_v be_v so_o very_a much_o predominant_a as_o to_o give_v we_o reason_n on_o their_o account_n to_o denominate_v the_o mixture_n alkalious_a as_o if_o some_o drop_n of_o spirit_n of_o vinegar_n be_v mix_v with_o stale_a urine_n they_o will_v be_v either_o deprive_v of_o their_o acidity_n by_o some_o particle_n of_o a_o contrary_a nature_n or_o be_v so_o overpower_v by_o the_o fugitive_n salt_n they_o abound_v with_o that_o the_o mixture_n may_v well_o be_v refer_v to_o the_o classis_fw-la of_o volatile_a urinous_a salt_n title_n iu._n whether_o the_o spirit_n of_o human_a blood_n be_v differ_v from_o spirit_n of_o urine_n and_o other_o salt_n call_v volatile_a alkaly_n upon_o this_o occasion_n i_o shall_v offer_v
that_o not_o to_o intimate_v that_o a_o body_n may_v have_v many_o similar_v quality_n in_o respect_n of_o another_o body_n and_o yet_o distinct_a operation_n on_o a_o three_o substance_n i_o say_v not_o to_o intimate_v that_o there_o may_v be_v a_o considerable_a difference_n betwixt_o volatile_a salt_n or_o spirit_n as_o they_o be_v common_o prepare_v and_o when_o prepare_v as_o they_o may_v by_o reiterated_a rectification_n and_o other_o way_n of_o depuration_n by_o a_o dextrous_a chemist_n to_o bring_v they_o to_o a_o great_a degree_n of_o purity_n and_o simplicity_n a_o great_a degree_n i_o say_v because_o it_o may_v be_v difficult_a to_o bring_v they_o to_o a_o absolute_a purity_n since_o unheeded_a commixture_n may_v be_v make_v upon_o the_o account_n of_o some_o corpuscle_n of_o fire_n with_o the_o body_n they_o work_v upon_o and_o that_o there_o be_v a_o manifest_a difference_n betwixt_o spirit_n of_o human_a blood_n and_o other_o alkaly_n as_o spirit_n of_o urine_n and_o hartshorn_n be_v evident_a to_o several_a people_n who_o though_o they_o abhor_v the_o odour_n of_o spirit_n of_o blood_n yet_o they_o will_v with_o pleasure_n hold_v their_o nose_n a_o great_a while_n over_o spirit_n of_o urine_n and_o salarmoniack_a and_o though_o from_o a_o due_a proportion_n of_o spirit_n of_o urine_n or_o salarmoniack_a with_o spirit_n of_o salt_n i_o have_v get_v a_o salt_n which_o shoot_v into_o the_o shape_n of_o that_o of_o urine_n or_o salarmoniack_a yet_o i_o have_v seldom_o if_o ever_o obtain_v a_o salt_n of_o the_o like_a shape_n from_o a_o mixture_n of_o the_o spirit_n of_o humane_a blood_n with_o that_o of_o common_a salt_n for_o though_o upon_o a_o evaporation_n of_o the_o superfluous_a moisture_n the_o salt_n will_v coagulate_v together_o yet_o the_o concretion_n seem_v confuse_v and_o not_o of_o the_o regular_a shape_n of_o those_o salt_n result_v from_o a_o mixture_n of_o the_o spirit_n of_o sea-salt_n with_o urinous_a spirit_n and_o helmont_n tell_v we_o that_o the_o spirit_n of_o human_a blood_n will_v cure_v epilepsy_n which_o spirit_n of_o urine_n will_v not_o do_v title_n v._o of_o the_o quantity_n of_o spirit_n contain_v in_o human_a blood_n whether_o accompany_v with_o its_o serum_n or_o dry_v this_o be_v not_o easy_a to_o determine_v since_o some_o man_n blood_n be_v much_o more_o phlegmatic_a than_o other_o or_o more_o serous_a which_o may_v of_o itself_o be_v more_o spirituous_a according_a to_o the_o complexion_n age_n sex_n etc._n etc._n of_o the_o person_n that_o bleed_v twelve_o ounce_n of_o healthy_a human_a blood_n afford_v we_o seven_o ounce_n and_o a_o half_a of_o phlegm_n and_o consequent_o about_o four_o ounce_n and_o a_o half_a of_o dry_a stuff_n and_o have_v distil_v in_o a_o retort_n in_o a_o sand_n furnace_n seven_o ounce_n of_o well_o dry_a blood_n we_o obtain_v about_o a_o eight_o part_n of_o spirit_n which_o though_o not_o rectify_v leave_v in_o the_o receiver_n and_o viol_n i_o keep_v it_o in_o a_o good_a deal_n of_o volatile_a salt_n undissolved_a which_o a_o phlegmatic_a liquor_n will_v not_o have_v do_v and_o if_o spirit_n of_o blood_n be_v but_o a_o salt_n and_o phlegm_n unite_v we_o may_v well_o suppose_v that_o human_a blood_n yield_v a_o far_o great_a proportion_n of_o spirit_n than_o this_o since_o from_o the_o seven_o ounce_n of_o dry_a blood_n we_o obtain_v about_o five_o drachm_n of_o volatile_a salt_n which_o have_v it_o be_v unite_a with_o a_o due_a quantity_n of_o phlegm_n it_o will_v probable_o have_v afford_v we_o near_o two_o ounce_n more_o of_o a_o liquor_n deserve_v the_o name_n of_o spirit_n title_n vi_o of_o the_o consistence_n and_o specific_a gravity_n of_o human_n blood_n a_o compact_a body_n which_o in_o the_o air_n weigh_v fifty_o eight_o grain_n and_o in_o water_n weigh_v six_o grain_n and_o ¾_n in_o rectify_v spirit_n of_o human_a blood_n weigh_v but_o five_o grain_n and_o ¼_n and_o what_o be_v considerable_a be_v that_o a_o piece_n of_o amber_n will_v not_o subside_o to_o the_o bottom_n but_o keep_v float_v upon_o the_o top_n and_o if_o plunge_v into_o it_o will_v emerge_n again_o as_o for_o the_o degree_n of_o the_o fluidity_n of_o the_o blood_n or_o its_o immunity_n from_o tenaciousness_n though_o divers_a other_o alkalizated_a liquor_n as_o oil_n of_o tartar_n per_fw-la deliquium_fw-la fix_v nitre_n resolve_v per_fw-la deliquium_fw-la a_o solution_n of_o pot-ash_n be_v sensible_o unctuous_a and_o but_o languid_o fluid_a yet_o i_o observe_v that_o spirit_n of_o human_a blood_n do_v not_o appear_v more_o unctuous_a than_o common_a water_n and_o whereas_o it_o be_v common_o find_v that_o as_o liquor_n be_v more_o spirituous_a so_o the_o bubble_n raise_v by_o agitation_n soon_a disappear_v i_o have_v observe_v that_o the_o spirit_n of_o blood_n be_v almost_o as_o soon_o clear_a of_o they_o as_o spirit_n of_o wine_n and_o when_o some_o drop_n of_o it_o be_v let_v fall_v they_o manifest_o appear_v less_o than_o drop_v of_o water_n to_o discover_v the_o subtlety_n of_o the_o part_n of_o human_a blood_n we_o so_o prepare_v common_a water_n by_o infusion_n make_v in_o it_o without_o heat_n that_o by_o put_v one_o single_a drop_n of_o our_o rectify_a spirit_n of_o human_a blood_n into_o ten_o ounce_n and_o four_o scruple_n of_o the_o prepare_a water_n and_o light_o shake_v the_o viol_n there_o appear_v throughout_o the_o liquor_n a_o manifest_a colour_n whereof_o no_o degree_n be_v discernible_a before_o so_o that_o it_o disperse_v itself_o through_o a_o thousand_o time_n as_o much_o water_n and_o produce_v a_o manifest_a change_n in_o the_o colour_n of_o it_o and_o though_o this_o computation_n be_v make_v upon_o the_o common_a supposition_n that_o a_o drop_v of_o water_n weigh_v a_o grain_n yet_o though_o it_o weigh_v more_o a_o little_a the_o difference_n be_v recompense_v since_o have_v drop_v ten_o drop_n of_o common_a water_n into_o a_o common_a balance_n well_o adjust_v and_o have_v likewise_o drop_v ten_o drop_n of_o this_o spirit_n we_o find_v that_o the_o last_o be_v not_o only_o less_o in_o bulk_n but_o light_a since_o they_o weigh_v not_o above_o four_o grain_n so_o that_o the_o proportion_n to_o which_o it_o extend_v itself_o may_v be_v say_v to_o be_v as_o one_o to_o betwixt_o 4000_o and_o 5000_o and_o this_o subtlety_n of_o the_o part_n of_o the_o spirit_n of_o human_a blood_n will_v appear_v to_o be_v yet_o much_o great_a if_o we_o consider_v that_o some_o part_n even_o of_o this_o drop_n must_v needs_o be_v phlegm_n title_n vii_o of_o the_o odour_n taste_n colour_n and_o transparency_n of_o the_o spirit_n of_o human_n blood_n that_o the_o spirit_n of_o human_a blood_n be_v in_o respect_n of_o some_o liquor_n potential_o cold_a since_o it_o refrigerate_v they_o and_o with_o reference_n to_o other_o potential_o hot_a since_o be_v mix_v with_o they_o it_o render_v they_o hot_a may_v appear_v from_o the_o follow_a instance_n for_o have_v put_v the_o low_a end_n of_o a_o hermetical_o seal_v weatherglass_n into_o a_o slender_a cylindrical_a glass_n we_o pour_v as_o much_o moderate_o strong_a spirit_n of_o blood_n into_o it_o as_o cover_v the_o ball_n and_o then_o drop_v on_o that_o liquor_n some_o good_a spirit_n of_o salt_n upon_o which_o ensue_v a_o conflict_n accompany_v with_o a_o noise_n bubble_n and_o heat_v which_o make_v the_o spirit_n of_o wine_n present_o ascend_v above_o two_o inch_n and_o a_o half_a which_o experiment_n seem_v to_o be_v the_o more_o remarkable_a because_o several_a other_o volatile_a alkaly_n be_v mix_v with_o acid_n produce_v a_o notable_a degree_n of_o coldness_n and_o whereas_o i_o have_v several_a time_n find_v by_o trial_n that_o the_o spirit_n of_o verdigrease_n will_v with_o volatile_a salt_n of_o salarmoniack_a or_o urine_n produce_v a_o real_a coldness_n this_o spirit_n of_o verdigrease_n be_v mix_v in_o the_o small_a cylindrical_a glass_n with_o spirit_n of_o blood_n moderate_o strong_a not_o only_o produce_v a_o hiss_a noise_n and_o store_n of_o bubble_n but_o a_o actual_a heat_n upon_o which_o the_o liquor_n in_o the_o thermoscope_n ascend_v above_o a_o inch_n and_o a_o half_a though_o both_o the_o liquor_n employ_v amount_v not_o to_o above_o two_o spoonful_n title_n viii_o of_o the_o dissolutive_a power_n of_o spirit_n of_o human_n blood_n that_o this_o spirit_n be_v not_o only_o a_o good_a medicine_n for_o several_a disease_n but_o be_v also_o a_o good_a menstruum_fw-la will_v appear_v from_o the_o follow_a instance_n and_o first_o have_v pour_v spirit_n of_o human_a blood_n upon_o crude_a copper_n in_o about_o a_o quarter_n of_o a_o hour_n the_o liquor_n be_v tinge_v blueish_a which_o colour_n grow_v high_a and_o high_o till_o in_o some_o hour_n it_o be_v deep_o ceruleous_a and_o to_o this_o i_o shall_v add_v that_o have_v drop_v a_o drop_n or_o two_o of_o spirit_n of_o blood_n upon_o a_o piece_n of_o
we_o can_v ready_o precipitate_v with_o the_o spirit_n of_o blood_n a_o substance_n which_o look_v like_o a_o white_a earth_n and_o such_o a_o substance_n i_o obtain_v in_o a_o far_o great_a quantity_n from_o that_o which_o the_o saltmaker_n call_v bittern_n which_o usual_o remain_v in_o their_o salt_n pan_n when_o they_o have_v take_v out_o about_o as_o much_o salt_n as_o will_v coagulate_v in_o figure_a grain_n this_o spirit_n of_o human_a blood_n do_v likewise_o precipitate_a a_o solution_n of_o dantzik_n vitriol_n in_o water_n but_o that_o solution_n be_v not_o a_o total_a one_o title_n xii_o of_o the_o affinity_n between_o spirit_n of_o human_a blood_n and_o some_o chemical_a oil_n and_o vinous_a spirit_n that_o there_o be_v a_o affinity_n betwixt_o spirit_n of_o human_a blood_n and_o spirit_n of_o wine_n appear_v since_o we_o have_v former_o observe_v that_o be_v put_v together_o they_o will_v concoagulate_v and_o continue_v unite_v a_o long_a time_n and_o though_o a_o rectify_a spirit_n of_o wine_n will_v not_o draw_v a_o tincture_n from_o blood_n yet_o spirit_n of_o blood_n will_n but_o as_o for_o lixiviate_v liquor_n such_o as_o be_v make_v of_o salt_n of_o tartar_n fix_v nitre_n etc._n etc._n we_o find_v not_o that_o they_o will_v strict_o associate_v with_o it_o spirit_n of_o blood_n ready_o mix_v with_o that_o adiaphorous_a spirit_n former_o mention_v but_o dephlegm_v spirit_n of_o blood_n mix_v by_o agitation_n with_o its_o oil_n will_v present_o separate_v again_o though_o with_o spirit_n of_o wine_n it_o will_v permanent_o unite_v though_o these_o two_o liquor_n belong_v to_o a_o different_a viz._n the_o one_o to_o the_o animal_n and_o the_o other_o to_o the_o vegetable_a kingdom_n with_o the_o essential_a oil_n of_o aromatic_a vegetable_n the_o spirit_n seem_v to_o have_v a_o great_a affinity_n for_o a_o equal_a proportion_n of_o this_o liquor_n and_o of_o oil_n of_o aniseed_n draw_v in_o a_o alembick_a per_fw-la vesicam_fw-la be_v shake_v together_o they_o make_v a_o soft_a or_o semifluid_a coagulation_n which_o continue_v in_o that_o form_n for_o a_o day_n or_o two_o and_o will_v probable_o have_v long_o do_v so_o if_o i_o have_v not_o have_v occasion_n to_o proceed_v further_o with_o it_o to_o show_v that_o spirit_n of_o human_a blood_n may_v either_o communicate_v some_o of_o its_o saline_a part_n to_o essential_a oil_n or_o work_v a_o change_n in_o they_o i_o digest_v a_o while_n in_o a_o glass_n with_o a_o long_a neck_n some_o recstify_v spirit_n of_o human_a blood_n with_o a_o convenient_a quantity_n of_o oil_n of_o aniseed_n draw_v in_o a_o alembick_a and_o find_v that_o the_o oil_n grow_v colour_v of_o a_o high_a yellow_a and_o afterward_o attain_v a_o high_a redness_n which_o may_v afford_v we_o a_o hint_n of_o the_o cause_n of_o some_o change_n of_o colour_n that_o be_v produce_v in_o the_o liquor_n of_o the_o body_n to_o take_v off_o the_o stink_a quality_n of_o human_a blood_n and_o to_o render_v it_o more_o grateful_a we_o mix_v with_o it_o in_o a_o glass_n about_o a_o equal_a quantity_n or_o half_a as_o much_o oil_n of_o aniseed_n and_o have_v shake_v they_o together_o in_o the_o glass_n we_o place_v it_o in_o a_o furnace_n with_o a_o gentle_a heat_n by_o which_o mean_v the_o slight_a texture_n of_o the_o coagulum_fw-la be_v dissolve_v part_n of_o the_o oil_n appear_v float_v upon_o the_o top_n whence_o be_v separate_v by_o a_o tunnel_n the_o liquor_n be_v whitish_a and_o without_o a_o stink_a smell_n it_o smell_v and_o taste_v strong_a of_o aniseed_n though_o the_o saline_a particle_n retain_v a_o considerable_a degree_n of_o their_o brisk_a and_o penetrate_a taste_n another_o way_n i_o take_v to_o deprive_v spirit_n of_o human_a blood_n of_o its_o offensive_a smell_n be_v by_o employ_v a_o medium_fw-la to_o unite_v it_o with_o essential_a oil_n for_o have_v dissolve_v a_o eight_o part_n of_o oil_n of_o aniseed_n in_o high_o rectify_v spirit_n of_o wine_n and_o add_v a_o equal_a quantity_n of_o spirit_n of_o human_a blood_n and_o upon_o a_o convenient_a agitation_n we_o suffer_v the_o mixture_n to_o settle_v a_o considerable_a time_n after_o that_o it_o appear_v that_o some_o of_o the_o oil_n swim_v in_o drop_n distinct_a from_o the_o other_o liquor_n which_o consist_v of_o a_o mixture_n of_o the_o two_o spirit_n impregnate_v with_o a_o few_o particle_n of_o oil_n which_o they_o have_v detain_v this_o liquor_n abound_v with_o little_a concretion_n make_v by_o the_o coagulation_n of_o the_o sanguineous_a and_o vinous_a spirit_n which_o by_o a_o gentle_a heat_n be_v sublime_v in_o the_o form_n of_o a_o volatile_a salt_n to_o the_o upper_a part_n of_o the_o glass_n and_o this_o salt_n have_v not_o only_o a_o much_o less_o penetrate_a odour_n than_o the_o mere_a volatile_a salt_n of_o human_a blood_n but_o have_v quite_o lose_v its_o stink_n and_o yet_o retain_v a_o considerable_a quickness_n and_o something_o of_o the_o scent_n of_o aniseed_n and_o the_o remain_a liquor_n be_v likewise_o deprive_v of_o its_o ill_a smell_n and_o moderate_o imbue_v with_o that_o of_o the_o oil_n to_o try_v whether_o there_o will_v be_v any_o affinity_n between_o our_o spirit_n and_o the_o high_o rectify_a oil_n of_o petroleum_n i_o shake_v a_o convenient_a quantity_n of_o they_o together_o in_o a_o new_a vial_n upon_o which_o they_o present_o turn_v into_o a_o white_a mixture_n and_o though_o after_o a_o few_o hour_n the_o great_a part_n of_o the_o oil_n swim_v above_o the_o spirit_n yet_o there_o appear_v betwixt_o the_o two_o liquor_n a_o good_a quantity_n of_o whiteish_a matter_n which_o seem_v to_o be_v produce_v by_o the_o union_n of_o many_o particle_n of_o the_o spirit_n and_o oil_n which_o be_v most_o dispose_v to_o combine_v title_n xiii_o of_o the_o relation_n betwixt_o spirit_n of_o human_a blood_n and_o the_o air._n to_o try_v whether_o the_o air_n will_v have_v any_o considerable_a effect_n on_o the_o spirit_n of_o human_a blood_n after_o distillation_n as_o it_o evident_o have_v on_o the_o blood_n before_o i_o spread_v thin_o upon_o a_o piece_n of_o white_a paper_n some_o small_a file_n of_o copper_n and_o wet_v they_o well_o without_o cover_v they_o quite_o over_o with_o a_o few_o drop_n of_o blood_n by_o that_o mean_v they_o be_v well_o expose_v to_o the_o free_a air_n the_o action_n of_o the_o liquor_n be_v so_o much_o promote_v that_o within_o a_o minute_n or_o two_o it_o do_v even_o in_o the_o cold_a acquire_v a_o blueish_a colour_n and_o in_o few_o minute_n than_o one_o will_v have_v expect_v that_o colour_n be_v so_o heighten_v as_o to_o become_v ceruleous_a but_o another_o parcel_n of_o the_o same_o file_n be_v put_v into_o a_o vial_n the_o intercourse_n of_o the_o air_n be_v exclude_v the_o liquor_n will_v not_o in_o some_o hour_n acquire_v so_o deep_a a_o colour_n have_v in_o a_o clear_a cylindrical_a vial_n of_o about_o a_o inch_n diameter_n put_v more_o file_n of_o copper_n than_o be_v requisite_a to_o cover_v the_o bottom_n and_o pour_v so_o much_o spirit_n of_o blood_n upon_o they_o as_o wrought_v about_o a_o finger_n breadth_n above_o they_o it_o in_o a_o few_o hour_n acquire_v a_o rich_a colour_n which_o after_o a_o day_n or_o two_o begin_v to_o grow_v more_o faint_a and_o afterward_o gradual_o decline_v till_o it_o be_v almost_o lose_v yet_o the_o liquor_n be_v not_o altogether_o limpid_a or_o colourless_a as_o i_o have_v often_o have_v it_o with_o spirit_n of_o urine_n or_o salarmoniack_a and_o these_o remain_v of_o blueishness_n i_o attribute_v to_o the_o effect_n of_o the_o air_n include_v in_o the_o bottle_n with_o so_o small_a a_o quantity_n of_o liquor_n and_o though_o i_o think_v it_o not_o impossible_a but_o that_o length_n of_o time_n may_v destroy_v its_o blueishness_n yet_o unstop_v the_o vessel_n i_o observe_v that_o in_o two_o minute_n of_o a_o hour_n the_o surface_n of_o the_o liquor_n where_o it_o touch_v the_o fresh_a air_n become_v ceruleous_a and_o in_o a_o quarter_n of_o a_o hour_n the_o whole_a body_n of_o the_o liquor_n have_v attain_v a_o deep_a colour_n than_o that_o of_o the_o sky_n which_o colour_n grow_v sensible_o pale_a again_o when_o the_o vial_n be_v stop_v but_o one_o thing_n i_o must_v add_v be_v that_o i_o have_v find_v the_o experiment_n to_o succeed_v with_o some_o analogy_n when_o another_o volatile_a spirit_n have_v be_v make_v use_n of_o in_o which_o there_o be_v no_o volatile_a salt_n of_o human_a blood_n but_o the_o experiment_n be_v repeat_v the_o air_n produce_v a_o green_a and_o not_o a_o ceruleous_a colour_n which_o make_v i_o suspend_v my_o judgement_n till_o satisfy_v by_o further_a experience_n whether_o the_o event_n of_o the_o former_a trial_n depend_v on_o any_o affinity_n of_o the_o spirit_n with_o blood_n or_o not_o and_o here_o i_o shall_v add_v that_o a_o parcel_n of_o
spirit_n of_o human_a blood_n be_v keep_v in_o vacuo_fw-la byliano_fw-it when_o the_o air_n be_v pump_v out_o it_o afford_v few_o and_o less_o bubble_n than_o a_o equal_a quantity_n of_o common_a water_n title_n fourteen_o of_o the_o hostility_n of_o the_o spirit_n of_o human_a blood_n with_o acid_n whether_o they_o be_v in_o the_o form_n of_o liquor_n or_o fume_n it_o exercise_v its_o hostility_n against_o more_o than_o one_o sort_n of_o acid_n spirit_n as_o spirit_z of_o salt_n of_o nitre_n spirit_n and_o oil_n of_o vitriol_n aqua_fw-la fortis_fw-la aqua_fw-la regis_fw-la etc._n etc._n and_o not_o only_o against_o facitious_a but_o natural_a one_o as_o the_o juice_n of_o lemon_n upon_o its_o mixture_n with_o which_o there_o present_o ensue_v a_o great_a commotion_n with_o noise_n but_o there_o be_v not_o only_o a_o hostility_n evident_a betwixt_o the_o part_n of_o these_o liquor_n but_o also_o their_o effluvia_fw-la for_o if_o spirit_n of_o salt_n of_o nitre_n be_v put_v into_o a_o vial_n somewhat_o wide_o mouth_v and_o spirit_n of_o blood_n rectify_v into_o another_o when_o these_o liquor_n be_v hold_v near_o one_o another_o their_o invisible_a emanation_n join_v together_o will_v form_v a_o manifest_a smoke_n some_o pure_a volatile_a salt_n of_o human_a blood_n be_v just_o satiate_v with_o spirit_n of_o nitre_n we_o slow_o evaporate_v the_o superfluous_a moisture_n which_o be_v do_v we_o take_v the_o compound_a crystal_n which_o the_o mixture_n afford_v and_o put_v it_o into_o a_o bolt-head_n with_o a_o slender_a and_o a_o long_a neck_n and_o then_o add_v to_o it_o a_o convenient_a quantity_n of_o salt_n of_o tartar_n and_o as_o much_o distil_a water_n as_o make_v the_o mixture_n liquid_a enough_o the_o salt_n of_o tartar_n detain_v the_o spirit_n of_o nitre_n and_o a_o good_a proportion_n of_o the_o volatile_a salt_n ascend_v in_o a_o dry_a form_n to_o the_o neck_n of_o the_o vessel_n spirit_n of_o blood_n and_o nitre_n be_v mix_v together_o there_o ensue_v a_o conflict_n in_o which_o thick_a white_a fume_n rise_v plentiful_o and_o circulate_v in_o the_o vessel_n run_v down_o the_o side_n of_o it_o in_o a_o white_a stream_n until_o the_o fume_n cease_v to_o rise_v again_o the_o mixture_n in_o the_o mean_a time_n appear_v red_a be_v settle_v and_o seem_v to_o have_v be_v so_o discolour_v by_o a_o fattish_a substance_n we_o put_v to_o it_o a_o little_a rain_n water_n and_o have_v by_o filtration_n separate_v the_o faeces_fw-la and_o slow_o evaporate_v the_o thus_o clarify_a liquor_n the_o saline_a part_n shoot_v into_o crystal_n like_o those_o of_o salt-petre_n but_o after_o a_o while_n seem_v yellow_a as_o if_o tinged_a with_o the_o oil_n n._n though_o on_o several_a occasion_n the_o spirit_n of_o blood_n appear_v oily_a yet_o i_o not_o long_o since_o dissolve_v another_o parcel_n of_o blood_n who_o liquor_n be_v clear_a and_o limpid_a a_o year_n after_o some_o of_o the_o before_o mention_v crystal_n be_v put_v upon_o well_o kindle_v charcoal_n present_o melt_v and_o burn_v away_o like_o salt-petre_n but_o the_o flame_n seem_v not_o so_o halituous_a and_o differ_v in_o colour_n be_v not_o at_o all_o blue_a but_o yellow_a and_o after_o the_o deflagration_n cease_v there_o remain_v upon_o the_o coal_n a_o lump_n of_o dirty_a colour_a matter_n which_o have_v scarce_o any_o taste_n nor_o be_v that_o little_a it_o have_v alkalious_a this_o brittle_a substance_n be_v hold_v in_o the_o flame_n become_v red_a hot_a without_o any_o sensible_a imminution_n and_o so_o it_o do_v upon_o a_o live_a coal_n title_n xv._o of_o the_o medicinal_a virtue_n of_o spirit_n of_o human_a blood_n outward_o apply_v since_o we_o meet_v not_o with_o any_o acid_n substance_n except_o in_o the_o pancreatic_a juice_n of_o a_o sound_a person_n and_o since_o the_o fix_a salt_n of_o blood_n do_v much_o resemble_v sea-salt_n whether_o its_o spirit_n be_v acid_n or_o no_o and_o since_o several_a part_n of_o the_o body_n whether_o solid_a or_o liquid_a afford_v a_o liquor_n impregnate_v with_o store_n of_o volatile_a salt_n it_o be_v not_o amiss_o to_o think_v that_o the_o spirit_n of_o human_a blood_n may_v have_v considerable_a effect_n in_o several_a disease_n even_o when_o external_o apply_v and_o that_o spirit_n of_o salarmoniack_a have_v be_v find_v successful_a in_o assist_v several_a people_n in_o apoplexy_n epilepsy_n etc._n etc._n when_o apply_v to_o or_o put_v up_o the_o nostril_n it_o be_v confirm_v by_o the_o experience_n of_o several_a learned_a and_o able_a physician_n and_o upon_o the_o like_a reason_n i_o prepare_v a_o volatile_a salt_n sublime_v from_o a_o compound_n salt_n obtain_v from_o spirit_n of_o blood_n satiate_v with_o nitre_n and_o for_o a_o like_a purpose_n to_o bring_v over_o the_o saline_n part_n of_o blood_n in_o a_o liquid_a form_n we_o mix_v two_o part_n of_o dry_a blood_n with_o three_o of_o spirit_n of_o blood_n and_o distil_v they_o with_o a_o pretty_a strong_a fire_n we_o obtain_v a_o pretty_a deal_n of_o spirit_n unaccompany_v with_o any_o volatile_a salt_n in_o a_o dry_a form_n and_o this_o spirit_n seem_v to_o have_v a_o strong_a taste_n and_o smell_v before_o rectification_n than_o spirit_n of_o human_a blood_n prepare_v another_o way_n have_v after_o rectification_n and_o have_v we_o make_v use_v of_o more_o lime_n i_o question_v not_o but_o that_o we_o shall_v have_v obtain_v a_o more_o pierce_a spirit_n since_o it_o will_v have_v retain_v more_o of_o the_o oil_n and_o the_o superfluous_a moisture_n and_o on_o this_o occasion_n i_o shall_v add_v that_o i_o have_v often_o find_v headache_n cure_v by_o the_o separate_a application_n of_o spirit_n of_o human_a blood_n which_o be_v likewise_o good_a in_o hysterick_n and_o hypochondriacal_a case_n and_o in_o faint_a fit_n and_o if_o the_o smell_n of_o it_o make_v it_o too_o nauseous_a that_o may_v be_v correct_v according_a to_o the_o method_n already_o lay_v down_o in_o this_o chapter_n to_o which_o i_o shall_v add_v that_o a_o few_o drop_n of_o oil_n of_o rhodium_n be_v dissolve_v in_o alcohol_n of_o wine_n if_o that_o be_v mix_v with_o spirit_n of_o human_a blood_n it_o will_v give_v it_o a_o very_a grateful_a and_o odoriferous_a smell_n and_o here_o i_o shall_v add_v that_o medicine_n make_v of_o amber_n have_v be_v find_v successful_a not_o only_o in_o convulsion_n and_o other_o distemper_n of_o the_o genus_fw-la nervosum_fw-la but_o the_o tincture_n of_o it_o in_o spirit_n of_o wine_n have_v prove_v successful_a enough_o in_o disease_n both_o of_o man_n and_o woman_n and_o this_o tincture_n may_v not_o inconvenient_o or_o unsuccessful_o be_v add_v to_o correct_v the_o odour_n and_o increase_v the_o virtue_n of_o spirit_n of_o human_a blood_n and_o though_o oil_n of_o amber_n will_v not_o mix_v ready_o with_o spirit_n of_o wine_n yet_o if_o they_o be_v shake_v together_o and_o left_a to_o settle_v at_o leisure_n though_o they_o settle_v in_o distinct_a mass_n yet_o the_o spirit_n will_v even_o in_o the_o cold_a extract_n a_o high_a and_o a_o yellow_a tincture_n little_a different_a from_o the_o oil_n itself_o which_o may_v be_v mix_v with_o the_o spirit_n of_o blood_n till_o the_o smell_n of_o the_o amber_n be_v predominant_a to_o what_o have_v be_v say_v of_o the_o external_a use_n of_o spirit_n of_o human_a blood_n i_o shall_v add_v that_o if_o the_o oil_n in_o these_o mixture_n shall_v be_v too_o much_o predominant_a it_o may_v be_v easy_o separate_v by_o run_v it_o through_o a_o tunnel_n who_o orifice_n at_o the_o bottom_n be_v form_v so_o small_a and_o sharp_a as_o to_o give_v way_n for_o the_o spirit_n to_o run_v off_o first_o which_o may_v when_o thus_o separate_v be_v keep_v in_o a_o distinct_a vessel_n and_o since_o if_o the_o vinous_a spirit_n be_v sufficient_o rectify_v there_o will_v by_o the_o coagulation_n of_o the_o saline_n and_o urinous_a part_n be_v produce_v a_o kind_n of_o salt_n you_o may_v either_o pour_v the_o liquid_a part_n into_o another_o vessel_n and_o then_o use_v they_o separate_v or_o else_o separate_v the_o salt_n by_o sublimation_n in_o a_o dry_a form_n and_o spirit_n of_o human_a blood_n thus_o separate_v will_v have_v a_o fragrant_a brisk_a and_o pierce_a odour_n but_o to_o conclude_v this_o spirit_n be_v not_o only_o good_a in_o respect_n of_o the_o virtue_n ascribe_v to_o its_o scent_n but_o it_o may_v be_v good_a likewise_o when_o use_v as_o a_o fomentation_n as_o spirit_n of_o salarmoniack_a have_v be_v effectual_a in_o remove_v the_o pain_n of_o the_o gout_n and_o in_o the_o erisipelas_n and_o since_o upon_o the_o account_n of_o its_o alkalizate_a nature_n it_o may_v be_v good_a to_o correct_v acidity_n it_o may_v be_v for_o that_o purpose_n make_v use_v of_o both_o by_o physician_n and_o surgeon_n title_n xvi_o of_o the_o medicinal_a virtue_n of_o spirit_n of_o human_a blood_n inward_o use_v i_o have_v be_v
with_o a_o high_o rectify_v ardent_a spirit_n upon_o their_o be_v keep_v all_o night_n in_o the_o cold_a no_o coagulation_n ensue_v nor_o can_v we_o perceive_v any_o when_o it_o have_v be_v keep_v several_a hour_n in_o a_o moderate_a heat_n but_o the_o mixture_n acquire_v a_o yellow_a colour_n and_o let_v fall_v a_o pretty_a deal_n of_o darkish_a powder_n some_o of_o this_o spirit_n be_v mix_v with_o good_a spirit_n of_o salt_n they_o smoke_v at_o their_o first_o meeting_n but_o produce_v neither_o bubble_n or_o noise_n another_o portion_n be_v mix_v with_o oil_n of_o vitriol_n there_o be_v produce_v a_o great_a smoke_n and_o a_o intense_a degree_n of_o heat_n without_o any_o visible_a ebullition_n or_o any_o bubble_n or_o noise_n but_o the_o colour_n of_o the_o oil_n be_v heighten_v and_o grow_v almost_o red_a from_o whence_o it_o appear_v that_o this_o alkalizated_a spirit_n of_o blood_n be_v very_o different_a from_o simple_a spirit_n of_o blood_n but_o whether_o upon_o this_o account_n it_o become_v a_o more_o violent_a or_o a_o less_o safe_a medicine_n further_a experience_n must_v discover_v experiment_n ii_o two_o ounce_n of_o tartar_n calcine_v to_o whiteness_n by_o a_o equal_a weight_n of_o nitre_n be_v distil_v in_o a_o retort_n in_o a_o sand_n furnace_n with_o a_o equal_a weight_n of_o dry_a and_o powder_a blood_n it_o appear_v that_o quicklime_n act_v on_o this_o occasion_n otherwise_o on_o blood_n than_o other_o alkaly_n do_v for_o whereas_o the_o blood_n distil_v with_o that_o yield_v a_o strong_a spirit_n before_o rectification_n and_o unaccompany_v with_o dry_a salt_n this_o mixture_n afford_v we_o at_o the_o first_o distillation_n a_o weak_a spirit_n but_o so_o much_o volatile_a salt_n with_o it_o as_o cover_v the_o whole_a internal_a surface_n of_o the_o receiver_n beside_o there_o be_v a_o manifest_a difference_n in_o their_o caput_fw-la mortuum_n and_o though_o the_o spirit_n draw_v from_o quicklime_n do_v not_o ferment_n with_o acid_n yet_o this_o salt_n upon_o a_o affusion_n of_o spirit_n of_o salt_n will_v experiment_n iii_o a_o equal_a quantity_n of_o the_o powder_n of_o human_a blood_n and_o oil_n of_o vitriol_n be_v mix_v together_o in_o a_o little_a time_n they_o grow_v warm_a and_o then_o place_v the_o retort_n in_o a_o sand_n furnace_n by_o degree_n of_o fire_n we_o obtain_v a_o spirit_n which_o be_v precede_v by_o a_o good_a deal_n of_o phlegmatic_a liquor_n of_o a_o odd_a sulphureous_a smell_n and_o very_o strong_a and_o last_a the_o caput_fw-la mortuum_n seem_v to_o be_v of_o a_o very_a compound_a nature_n but_o one_o thing_n observable_a in_o our_o experiment_n be_v that_o though_o oil_n of_o vitriol_n usual_o exercise_v a_o fixative_a power_n on_o many_o body_n wherewith_o it_o be_v mix_v in_o distillation_n yet_o this_o experiment_n afford_v we_o a_o pretty_a quantity_n of_o volatile_a matter_n in_o the_o form_n of_o a_o white_a salt_n but_o of_o a_o uncommon_a smell_n and_o taste_v experiment_n iu._n we_o prepare_v a_o aurum_fw-la fulminans_fw-la by_o precipitate_v a_o solution_n of_o gold_n make_v in_o aqua_fw-la regius_fw-la with_o spirit_n of_o human_a blood_n and_o by_o dulcify_v the_o precipitate_a with_o common_a water_n and_o then_o dry_v it_o leisurely_o experiment_n v._n have_v immerse_v the_o ball_n of_o a_o weatherglass_n in_o spirit_n of_o blood_n contain_v in_o a_o wide_a mouth_a glass_n we_o pour_v on_o some_o spirit_n of_o verdigrease_n which_o make_v a_o conflict_n with_o it_o and_o excite_a bubble_n there_o be_v likewise_o produce_v a_o degree_n of_o warmth_n not_o insensible_a on_o the_o outside_n of_o the_o glass_n and_o the_o liquor_n be_v raise_v in_o the_o thermoscope_n a_o considerable_a height_n though_o when_o the_o conflict_n be_v over_o it_o begin_v moderate_o to_o subside_o again_o experiment_n vi._n have_v gradual_o mix_v spirit_n of_o blood_n with_o as_o much_o spirit_n of_o nitre_n as_o it_o will_v work_v on_o it_o they_o produce_v bubble_n with_o a_o considerable_a noise_n and_o when_o the_o liquor_n have_v settle_v in_o a_o cool_a place_n it_o appear_v that_o a_o oil_n have_v be_v separate_v from_o it_o in_o this_o operation_n since_o a_o red_a colour_n be_v not_o only_o produce_v by_o it_o but_o the_o surface_n of_o the_o liquor_n be_v cover_v with_o such_o a_o film_n as_o liquor_n copious_o impregnate_v with_o antimony_n or_o other_o sulphureous_a body_n usual_o be_v and_o when_o it_o be_v look_v upon_o with_o eye_n convenient_o place_v in_o reference_n to_o it_o and_o the_o light_n it_o appear_v to_o be_v adorn_v with_o vivid_v colour_n of_o a_o rainbow_n as_o red_a yellow_a blue_a and_o green_a and_o that_o too_o in_o their_o natural_a order_n experiment_n vii_o spirit_n of_o human_a blood_n which_o have_v be_v keep_v twelve_o year_n be_v when_o it_o be_v look_v upon_o not_o well_o stop_v it_o appear_v to_o be_v a_o spiritless_a phlegm_n but_o not_o of_o a_o red_a florid_n colour_n and_o but_o little_o waste_v experimene_n viii_o spirit_n of_o human_a blood_n be_v expose_v to_o the_o air_n in_o a_o frosty_a night_n in_o which_o oil_n of_o vitriol_n be_v freeze_v it_o be_v not_o in_o the_o least_o alter_v or_o coagulate_v by_o it_o but_o be_v put_v into_o a_o frigorifick_a mixture_n it_o be_v present_o freeze_v experiment_n ix_o a_o piece_n of_o black_a clot_a blood_n be_v put_v into_o spirit_n of_o human_a blood_n it_o become_v of_o a_o florid_n colour_n and_o retain_v that_o all_o night_n experiment_n x._o spirit_n of_o blood_n be_v pour_v upon_o powder_a blood_n present_o dissolve_v part_n of_o it_o and_o acquire_v a_o deep_a pleasant_a colour_n but_o spirit_n of_o wine_n be_v pour_v upon_o another_o parcel_n acquire_v not_o a_o tincture_n till_o urge_v with_o heat_n and_o then_o only_o a_o yellow_a one_o but_o common_a water_n present_o dissolve_v a_o pretty_a deal_n of_o another_o parcel_n experiment_n xi_o spirit_n of_o human_a blood_n pour_v on_o lump_n of_o vitriol_n dissolve_v they_o slow_o without_o a_o froth_n but_o upon_o the_o powder_n the_o solution_n be_v quick_a and_o with_o a_o froth_n and_o both_o the_o solution_n be_v of_o a_o more_o lovely_a blue_a than_o the_o mineral_n itself_o nor_o be_v there_o a_o dark_a precipitate_v as_o in_o a_o mixture_n of_o ordinary_a vitriol_n and_o spirit_n of_o urine_n experiment_n xii_o spirit_n of_o human_a blood_n employ_v for_o a_o invisible_a ink_n be_v much_o better_a than_o serum_n of_o blood_n experiment_n xiii_o have_v immerse_v the_o ball_n of_o a_o weatherglass_n in_o distil_a water_n contain_v in_o a_o wide_a mouth_a glass_n upon_o a_o affusion_n of_o two_o or_o three_o spoonful_n of_o spirit_n of_o human_a blood_n the_o tinged_a spirit_n of_o wine_n do_v present_o subside_o in_o the_o stem_n within_o a_o little_a as_o i_o have_v observe_v it_o with_o spirit_n of_o urine_n and_o here_o it_o may_v not_o be_v amiss_o to_o take_v notice_n that_o the_o reason_n why_o i_o employ_v distil_v water_n instead_o of_o common_a water_n or_o pump_n water_n be_v because_o it_o be_v not_o impregnate_v with_o salt_n which_o may_v vary_v the_o success_n of_o the_o experiment_n experiment_n fourteen_o spirit_n of_o blood_n be_v pour_v upon_o file_n of_o copper_n and_o stop_v up_o in_o a_o glass_n extract_v a_o ceruleous_a tincture_n which_o in_o a_o few_o day_n gradual_o grow_v faint_a i_o open_v the_o glass_n upon_o which_o its_o ceruleous_a colour_n be_v renew_v and_o extend_v itself_o downward_o towards_o the_o bottom_n of_o the_o vial_n and_o so_o strong_a as_o to_o render_v the_o liquor_n almost_o opacous_a and_o though_o the_o liquor_n be_v stop_v up_o several_a day_n after_o yet_o it_o lose_v not_o its_o colour_n experiment_n xv._o some_o of_o the_o same_o spirit_n be_v pour_v upon_o lapis_n armenus_n extract_v from_o it_o a_o lovely_a and_o a_o deep_a blue_a almost_o like_o a_o solution_n of_o file_n of_o crude_a copper_n in_o the_o same_o menstruum_fw-la postscript_n to_o conclude_v this_o chapter_n i_o shall_v add_v that_o though_o i_o have_v lay_v down_o these_o note_n with_o what_o exactness_n be_v possible_a yet_o i_o question_v not_o but_o that_o the_o blood_n of_o several_a and_o even_o of_o the_o same_o animal_n be_v so_o different_a at_o different_a time_n that_o be_v they_o to_o be_v try_v over_o again_o they_o will_v scarce_o have_v the_o same_o effect_n yet_o it_o will_v not_o be_v a_o just_a reason_n to_o discourage_v other_o in_o further_a trial_n since_o the_o advantage_n natural_a knowledge_n may_v attain_v by_o it_o will_v be_v a_o sufficient_a reward_n chap._n xi_o of_o the_o reconcileableness_n of_o specific_a medicine_n to_o the_o corpuscular_a philosophy_n medicine_n of_o specific_a medicine_n before_o i_o descend_v to_o show_v that_o the_o notion_n of_o specific_a medicine_n be_v agreeable_a to_o specific_a medicine_n i_o shall_v first_o represent_v that_o i_o be_o induce_v to_o
fusible_a salt_n different_a from_o either_o of_o the_o ingredient_n and_o oil_n of_o vitriol_n or_o oil_n of_o tartar_n per_fw-la deliquium_fw-la will_v produce_v tartarum_fw-la vitriolatum_fw-la in_o which_o both_o the_o acidity_n and_o alkaliousness_n of_o the_o ingredient_n be_v much_o infringe_v the_o body_n result_v from_o the_o composition_n be_v different_a from_o both_o the_o ingredidient_n and_o if_o beside_o these_o instance_n we_o consider_v how_o many_o different_a substance_n may_v be_v produce_v by_o nature_n i_o be_o apt_a to_o believe_v that_o specific_a quality_n be_v requisite_a to_o alter_v or_o destroy_v they_o in_o the_o medicine_n make_v use_v of_o for_o that_o purpose_n and_o to_o what_o have_v be_v say_v i_o shall_v further_o add_v that_o i_o have_v mix_v two_o liquor_n together_o neither_o of_o which_o be_v acid_n or_o alkalious_a and_o yet_o the_o result_a body_n be_v a_o consistent_a coagulum_fw-la and_o i_o have_v prepare_v a_o certain_a liquor_n which_o upon_o the_o affusion_n of_o spirit_n of_o urine_n will_v be_v turn_v into_o a_o jelly_n and_o the_o like_a i_o have_v produce_v without_o the_o help_n of_o either_o a_o acid_n or_o a_o alkaly_n and_o i_o have_v have_v a_o substance_n prepare_v without_o the_o help_n of_o a_o volatile_a alkaly_n which_o will_v in_o a_o trice_n coagulate_v high_o rectify_v spirit_n of_o wine_n and_o as_o spirit_n of_o salt_n will_v coagulate_v the_o white_a of_o a_o egg_n so_o will_v dephlegm_v spirit_n of_o wine_n so_o that_o a_o animal_n substance_n may_v be_v coagulate_v without_o a_o acid._n prop._n iii_o sometime_o a_o specific_a medicine_n may_v help_v the_o patient_n iii_o prop._n iii_o by_o precipitate_v the_o peccant_a matter_n out_o of_o his_o blood_n or_o the_o other_o liquor_n of_o the_o body_n in_o which_o it_o harbour_v though_o precipitation_n be_v general_o a_o consequent_a of_o the_o mortification_n of_o acid_n or_o alkaly_n by_o corpuscle_n of_o a_o contrary_a quality_n yet_o some_o acid_n and_o alkaly_n may_v be_v mix_v without_o a_o precipitation_n of_o any_o thing_n and_o several_a precipitation_n may_v be_v cause_v without_o any_o such_o manifest_a hostility_n as_o in_o certain_a mixture_n of_o spirit_n of_o sal-armoniac_a make_v with_o salt_n of_o tartar_n or_o pot-ash_n and_o spirit_n of_o nitre_n or_o aqua_fw-la fortis_fw-la and_o also_o when_o spirit_n of_o urine_n and_o salt_n be_v mix_v in_o a_o certain_a proportion_n make_v sal_fw-la ammoniac_a which_o the_o phlegm_n of_o those_o liquor_n will_v keep_v swim_v and_o that_o there_o may_v be_v precipitation_n without_o any_o appearance_n of_o contrariety_n be_v evident_a when_o silver_n be_v dissolve_v in_o aquafortis_n the_o menstruum_fw-la be_v dilute_v with_o thirty_o or_o forty_o part_n of_o distil_v water_n for_o if_o clean_a plate_n of_o copper_n be_v immerse_v in_o the_o solution_n the_o metal_n will_v be_v slow_o precipitate_v out_o of_o it_o in_o the_o form_n not_o of_o a_o calx_fw-la but_o pure_a shine_a scale_n of_o silver_n and_o if_o you_o rub_v dantzick_n vitriol_n upon_o the_o blade_n of_o a_o knife_n well_o wet_v with_o water_n the_o steel_n in_o a_o trice_n will_v be_v overlay_v with_o a_o red_a substance_n which_o by_o its_o colour_n and_o sign_n appear_v manifest_o cupreous_a and_o here_o i_o shall_v add_v that_o there_o be_v in_o nature_n precipitant_n which_o silent_o precipitate_v some_o body_n dissolve_v in_o urinous_a menstruum_n and_o though_o against_o the_o use_n of_o precipitate_v medicine_n it_o may_v be_v urge_v that_o the_o heterogenous_a particle_n precipitate_v may_v be_v of_o dangerous_a consequence_n yet_o they_o may_v be_v less_o pernicious_a than_o those_o hostile_a particle_n that_o produce_v the_o disease_n and_o further_o they_o may_v not_o be_v so_o big_a but_o that_o it_o be_v possible_a for_o they_o to_o be_v carry_v out_o of_o the_o mass_n of_o blood_n since_o those_o mineral_n substance_n dissolve_v in_o tunbridge_n water_n and_o the_o sulphureous_a one_o in_o the_o bath_n chief_o perform_v their_o effect_n by_o be_v disperse_v through_o and_o act_v on_o the_o several_a part_n of_o the_o body_n but_o moreover_o it_o be_v possible_a precipitation_n may_v be_v make_v in_o the_o mass_n of_o blood_n without_o the_o medicine_n get_v into_o it_o which_o be_v observe_v in_o the_o use_n of_o chalybeat_a medicine_n where_o be_v it_o urge_v that_o they_o pass_v through_o the_o pore_n of_o the_o gut_n than_o there_o be_v no_o reason_n why_o there_o be_v not_o pore_n in_o the_o body_n large_a enough_o to_o carry_v off_o the_o precipitate_v part_n of_o the_o mass_n of_o blood_n and_o not_o only_a sennertus_n make_v use_v of_o medicine_n in_o fever_n to_o precipitate_v the_o febrile_a matter_n but_o kergerus_n very_o solemn_o declare_v that_o he_o cure_v thousand_o only_a by_o a_o precipitate_v medicine_n and_o that_o precipitate_v may_v be_v of_o use_n in_o physic_n i_o be_o the_o more_o incline_v to_o believe_v if_o a_o putrefaction_n of_o humour_n be_v right_o assign_v as_o the_o cause_n of_o some_o distemper_n because_o i_o know_v a_o liquor_n which_o be_v drop_v into_o stink_a water_n precipitate_v a_o light_a feculency_n out_o of_o it_o upon_o which_o the_o liquor_n be_v whole_o free_v from_o its_o stink_n nor_o can_v i_o perceive_v that_o the_o feculency_n itself_o have_v any_o and_o what_o be_v more_o remarkable_a be_v that_o the_o taste_n of_o this_o precipitant_n be_v neither_o bitter_a acid_n urinous_n or_o lixiviate_v prop._n iu._n sometime_o the_o specific_a remedy_n may_v work_v by_o peculiarly_a strengthen_n and_o cherish_v the_o heart_n the_o part_n affect_v or_o both_o that_o a_o medicine_n may_v have_v peculiar_a effect_n on_o this_o or_o that_o part_n i_o be_o incline_v to_o believe_v for_o the_o follow_a reason_n first_o because_o the_o several_a part_n of_o the_o body_n be_v of_o different_o frame_v and_o have_v different_a humour_n lodge_v in_o they_o and_o consequent_o the_o part_n of_o a_o medicine_n disperse_v through_o the_o body_n may_v be_v more_o apt_o appropriate_v to_o be_v receive_v or_o detain_v in_o those_o part_n and_o the_o part_n be_v thus_o strengthen_v may_v be_v more_o able_a to_o resist_v the_o influence_n of_o morbific_a humour_n by_o which_o mean_n they_o be_v throw_v upon_o more_o ignoble_a part_n for_o which_o reason_n some_o person_n be_v seize_v with_o the_o gout_n and_o i_o know_v a_o gentleman_n who_o though_o he_o can_v drink_v wine_n without_o much_o hurt_n yet_o brandy_n will_v cause_v he_o to_o have_v a_o severe_a toothache_n but_o to_o illustrate_v what_o i_o be_v say_v of_o the_o disposition_n of_o some_o part_n of_o medicine_n to_o associate_v themselves_o with_o those_o part_n they_o seem_v friendly_a to_o i_o shall_v add_v that_o in_o nourish_a child_n milk_n do_v not_o only_o afford_v grosser_n faeces_fw-la and_o various_a other_o excrement_n as_o urine_n mucous_a and_o a_o humour_n by_o insensible_a transpiration_n but_o particle_n which_o upon_o their_o be_v assimilate_v increase_v the_o bulk_n of_o the_o body_n and_o whereas_o it_o be_v observe_v that_o some_o cartilage_n in_o child_n acquire_v a_o bony_a hardness_n in_o old_a person_n this_o change_n can_v be_v suppose_v to_o be_v the_o bare_a effect_n of_o exsiccation_n and_o as_o specific_a medicine_n may_v confirm_v the_o strength_n of_o a_o part_n so_o they_o may_v conduce_v to_o the_o restore_v of_o strength_n to_o the_o weak_a part_n by_o remove_v distemper_a humour_n and_o this_o they_o may_v do_v not_o only_o by_o alter_v the_o whole_a mass_n of_o blood_n but_o their_o peculiar_a disposition_n to_o act_v on_o the_o distemper_a humour_n and_o as_o the_o morbific_a matter_n be_v diversify_v according_a the_o disposition_n of_o the_o part_n it_o be_v lodge_v in_o so_o must_v the_o medicine_n be_v specifical_o appropriate_v and_o as_o they_o contribute_v to_o the_o removal_n of_o a_o distemper_a humour_n so_o consequent_o they_o will_v to_o the_o strengthen_n of_o the_o fibre_n of_o those_o part_n either_o by_o give_v they_o a_o firmness_n or_o by_o correct_v their_o immoderate_a heat_n or_o cold_a or_o correct_v the_o humour_n lodge_v in_o the_o pore_n of_o the_o part_n or_o by_o take_v away_o the_o convulsive_a or_o inordinate_a motion_n of_o the_o part_n or_o by_o relax_v or_o otherwise_o alter_v their_o pore_n or_o cause_v the_o matter_n lodge_v there_o to_o be_v expel_v by_o a_o gentle_a or_o violent_a agitation_n as_o when_o cantharides_n cause_v a_o excretion_n of_o urine_n or_o gravel_n by_o irritate_v the_o fibre_n of_o the_o bladder_n and_o the_o effect_n of_o this_o medicine_n alone_o be_v sufficient_a to_o prove_v that_o there_o may_v be_v specific_a medicine_n which_o chief_o respect_v particular_a part_n since_o cantharides_n pass_v through_o the_o body_n without_o affect_v any_o other_o part_n but_o the_o bladder_n and_o though_o at_o the_o first_o a_o medicine_n may_v chief_o respect_v a_o particular_a
wear_v they_o though_o by_o a_o sick_a man_n the_o latter_a be_v more_o to_o be_v prize_v five_o but_o though_o it_o be_v so_o difficult_a to_o distinguish_v valuable_a form_n from_o those_o of_o less_o esteem_n yet_o there_o may_v be_v allow_v some_o distinction_n among_o subordinate_a form_n in_o as_o much_o as_o some_o belong_v to_o similar_v and_o other_o to_o organical_a part_n six_o among_o the_o part_n of_o plant_n or_o animal_n there_o may_v be_v some_o part_n so_o modify_v as_o to_o put_v on_o the_o form_n of_o seminal_a principle_n which_o upon_o the_o dissolution_n of_o that_o body_n may_v act_v as_o such_o in_o actuate_a and_o guide_v some_o part_n of_o matter_n so_o as_o to_o convene_v into_o infect_v etc._n etc._n seven_o upon_o the_o dissolution_n of_o the_o specific_a form_n of_o a_o body_n the_o body_n be_v to_o be_v consider_v as_o beset_v with_o other_o substance_n which_o may_v act_v upon_o it_o as_o the_o sun_n air_n or_o some_o other_o agent_n by_o mean_n of_o which_o the_o seminal_a principle_n may_v be_v put_v into_o action_n or_o new_a form_n may_v result_v from_o new_a contexture_n of_o that_o matter_n philosophy_n sennertus_n his_o opinion_n agreeable_a to_o the_o corpuscular_a philosophy_n these_o observation_n be_v premise_v i_o shall_v endeavour_v to_o show_v that_o what_o the_o learned_a sennertus_n deliver_v be_v agreeable_a to_o the_o corpuscularian_a philosophy_n i_o agree_v then_o with_o the_o learned_a sennertus_n that_o the_o faculty_n of_o plant_n and_o animal_n depend_v not_o on_o the_o materia_fw-la prima_fw-la and_o vegetative_a or_o sensitive_a soul_n nor_o on_o the_o form_n of_o mix_v body_n consider_v bare_o as_o such_o but_o that_o there_o be_v something_o else_o requisite_a to_o produce_v that_o variety_n of_o effect_n observable_a in_o specific_a medicine_n but_o though_o i_o allow_v these_o thing_n yet_o i_o disallow_v their_o way_n of_o explain_v they_o as_o well_o as_o a_o great_a deal_n more_o which_o they_o assert_v as_o that_o subordinate_a form_n act_v under_o the_o superintendency_n of_o specific_a form_n form_n subordinate_a form_n act_v not_o under_o the_o superintendency_n of_o the_o specific_a form_n forasmuch_o as_o we_o may_v as_o easy_o attribute_v the_o effect_n of_o a_o compound_v body_n to_o the_o mix_v action_n of_o the_o compound_v ingredient_n as_o to_o the_o subservient_fw-fr action_n of_o subordinate_a form_n which_o unite_v will_v have_v a_o action_n in_o common_a and_o proper_a to_o their_o complex_n modification_n it_o be_v different_a from_o what_o each_o of_o those_o ingredient_n will_v produce_v separately_z as_o in_o a_o balance_n the_o scale_n which_o by_o its_o specific_a gravity_n ought_v to_o tend_v downward_o be_v raise_v upward_o by_o the_o addition_n of_o a_o weight_n in_o the_o other_o scale_n so_o a_o arrow_n by_o the_o spring_n of_o a_o bow_n be_v force_v to_o fly_v in_o a_o line_n different_a from_o what_o its_o specific_a gravity_n will_v incline_v it_o to_o and_o with_o great_a violence_n and_o as_o a_o clock_n who_o part_n concur_v to_o the_o form_n of_o a_o engine_n proper_a to_o produce_v such_o effect_n as_o usual_o be_v produce_v in_o that_o machine_n do_v not_o act_n by_o virtue_n of_o a_o superintendent_n specific_a form_n but_o the_o part_n be_v set_v on_o motion_n and_o move_v mechanical_o by_o the_o help_n of_o weight_n so_o several_a subordinate_a ingredient_n may_v have_v a_o joint_a effect_n each_o of_o those_o body_n cooperate_n and_o modify_v each_o other_o action_n likewise_o gunpowder_n act_v not_o by_o virtue_n of_o a_o specific_a form_n superintend_v subordinate_a one_o but_o mechanical_o by_o virtue_n of_o the_o joint_a effect_n of_o its_o ingredient_n which_o be_v evident_a since_o the_o effect_n of_o the_o composition_n be_v so_o different_a from_o what_o the_o separate_a ingredient_n will_v produce_v and_o as_o from_o hence_o it_o appear_v that_o the_o efficacy_n of_o it_o depend_v on_o its_o mechanic_n texture_n so_o to_o make_v it_o appear_v that_o the_o ingredient_n be_v but_o slight_o mix_v i_o boil_v the_o powder_n of_o it_o in_o water_n and_o evaporate_n the_o filter_v liquor_n obtain_v cristal_n of_o salt-petre_n the_o black_a stuff_n remain_v in_o the_o filtre_n be_v insipid_a and_o inflammable_a like_o sulphur_n and_o this_o black_a matter_n be_v boil_v in_o a_o strong_a lixivium_n so_o as_o to_o dissolve_v the_o sulphur_n the_o sulphureous_a liquor_n will_v run_v through_o a_o filtre_n leave_v the_o charcoal_n behind_o into_o which_o liquor_n if_o a_o acid_n spirit_n be_v drop_v the_o sulphur_n precipitate_v in_o the_o form_n of_o a_o white_a powder_n but_o to_o illustrate_v our_o doctrine_n of_o form_n and_o quality_n a_o little_a further_o i_o shall_v add_v that_o a_o blue_a and_o yellow_a powder_n be_v mix_v in_o a_o just_a proportion_n produce_v a_o green_a colour_n which_o do_v not_o happen_v because_o those_o two_o ingredient_n be_v subservient_fw-fr to_o a_o predominant_a form_n but_o because_o they_o both_o be_v join_v make_v a_o compound_v impression_n upon_o the_o eye_n and_o likewise_o in_o make_v sublimate_n or_o vitriol_n all_o that_o be_v requisite_a to_o enable_v they_o to_o produce_v effect_n proper_a to_o such_o body_n be_v that_o the_o part_n shall_v be_v in_o a_o proper_a manner_n contex_v and_o modify_v together_o and_o then_o they_o be_v not_o only_o capable_a of_o perform_v what_o be_v usual_o ascribe_v to_o they_o upon_o the_o account_n of_o their_o more_o specific_a property_n but_o some_o which_o be_v not_o different_a as_o vomit_v and_o purge_v etc._n etc._n from_o those_o effect_n which_o be_v say_v to_o be_v produce_v upon_o vegetable_n upon_o the_o account_n of_o a_o superintendent_n form_n so_o that_o though_o the_o operation_n of_o compound_v substance_n depend_v on_o the_o unite_a texture_n of_o subordinate_a form_n union_n neither_o be_v the_o action_n of_o compound_n whole_o to_o be_v attribute_v to_o their_o 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perform_v what_o belong_v to_o it_o as_o such_o as_o long_o as_o it_o be_v supply_v with_o water_n so_o a_o plant_n be_v enable_v to_o effect_v several_a thing_n whilst_o actuate_v by_o a_o vital_a spirit_n and_o further_o as_o a_o mill_n upon_o the_o consumption_n or_o congelation_n of_o that_o water_n still_o retain_v the_o same_o part_v it_o have_v before_o so_o do_v the_o part_n of_o a_o plant_n though_o the_o soul_n cease_v its_o communicative_a virtue_n and_o to_o continue_v the_o parallel_n further_o as_o the_o constituent_a part_n of_o a_o mill_n be_v not_o destroy_v though_o the_o faculty_n of_o operate_n as_o such_o be_v lose_v so_o neither_o be_v the_o water_n but_o only_o by_o reason_n of_o congelation_n or_o evaporate_n in_o the_o form_n of_o exhalation_n cease_v to_o coexi_v in_o a_o form_n fit_a to_o turn_v the_o mill_n so_o though_o a_o plant_n or_o flower_n be_v lop_v off_o and_o retain_v the_o same_o texture_n of_o its_o solid_a
small_a a_o accident_n as_o moâ—â—â—â—_n oâ—_n whatever_o distinguish_v wind_n and_o exhalaâ—â—â—…_n be_v enough_o to_o entitle_v they_o to_o distinct_a species_n of_o body_n a_o great_a right_o may_v be_v presume_v 〈◊〉_d paper_n and_o rag_n glass_n and_o wood-ash_n shall_v be_v esteem_v so_o too_o as_o also_o soap_n sugar_n gunpowder_n etc._n etc._n for_o it_o be_v not_o a_o sufficient_a objection_n that_o most_o of_o these_o body_n be_v factitious_a for_o the_o present_a state_n of_o a_o body_n denominate_v its_o species_n however_o it_o come_v by_o that_o nature_n as_o the_o salt_n which_o be_v make_v in_o the_o isle_n of_o man_n by_o the_o sun_n act_v upon_o the_o sea-water_n be_v as_o much_o salt_n as_o that_o which_o be_v artificial_o make_v by_o the_o heat_n of_o the_o fire_n by_o boil_a sea-water_n in_o chauldron_n and_o silkworm_n and_o chicken_n hatch_v by_o the_o heat_n of_o oven_n or_o dunghill_n be_v equal_o as_o much_o silkworm_n or_o chicken_n as_o those_o produce_v by_o 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a_o stony_a concretion_n mineral_n may_v be_v form_v from_o whence_o it_o may_v appear_v that_o a_o congery_n and_o union_n of_o accident_n be_v as_o sufficient_a to_o discriminate_a the_o several_a species_n of_o body_n as_o the_o imagination_n of_o substantial_a form_n natural_a the_o artificial_a production_n of_o vitriol_n correspondent_a to_o the_o natural_a but_o to_o illustrate_v the_o mechanical_a origin_n of_o form_n we_o may_v take_v notice_n of_o the_o artificial_a production_n of_o vitriol_n which_o be_v so_o like_o the_o natural_a that_o it_o make_v we_o able_a to_o guess_v what_o measure_n be_v take_v in_o the_o natural_a production_n of_o it_o and_o since_o vitriol_n be_v not_o a_o mere_a salt_n but_o rather_o to_o use_v a_o chemical_a term_n a_o magestery_n it_o be_v requisite_a to_o observe_v that_o according_a to_o the_o sense_n of_o that_o word_n it_o be_v not_o prepare_v by_o a_o separation_n of_o principle_n but_o by_o the_o change_a the_o form_n of_o a_o whole_a body_n by_o a_o addition_n and_o intimate_a union_n of_o a_o saline_n menstruum_fw-la agreeable_a to_o which_o notion_n it_o be_v to_o be_v note_v that_o a_o acid_n spirit_n and_o a_o metalline_a substance_n may_v be_v draw_v as_o well_o from_o artificial_a as_o natural_a vitriol_n and_o consequent_o both_o must_v be_v equal_o natural_a vitriol_n in_o the_o strict_a sense_n of_o that_o word_n but_o these_o be_v not_o the_o only_a characteristic_n of_o the_o natural_a agreement_n of_o factitious_a and_o natural_a vitriol_n since_o vitriol_n of_o mars_n whether_o prepare_v by_o oil_n of_o vitriol_n or_o spirit_n of_o salt_n have_v both_o the_o colour_n transparency_n brittleness_n aptness_n to_o fusion_n and_o styptical_a taste_n with_o the_o vitriol_n of_o marchasite_n as_o also_o several_a other_o quality_n as_o to_o turn_v a_o infusion_n of_o gall_n into_o ink_n a_o vomitive_a faculty_n when_o take_v in_o a_o small_a do_v as_o also_o to_o be_v endow_v with_o crystal_n of_o very_a 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the_o metalline_a substance_n behind_o and_o that_o most_o of_o its_o quality_n depend_v upon_o the_o position_n of_o its_o part_n be_v plain_a since_o through_o a_o good_a burn_a glass_n the_o sun_n beam_n will_v so_o alter_v their_o order_n and_o texture_n as_o to_o turn_v it_o red_a chap._n vi_o doubt_n and_o experiment_n concern_v the_o curious_a figure_n of_o salt_n power_n the_o figure_n of_o salt_n to_o be_v account_v for_o with_o the_o help_n of_o a_o plastic_a power_n though_o i_o be_o not_o willing_a to_o acquiesce_v in_o the_o doctrine_n of_o substantial_a form_n since_o to_o i_o they_o be_v incomprehensible_a yet_o i_o be_o as_o forward_o to_o own_o that_o i_o acknowledge_v the_o admirable_a wisdom_n of_o our_o creator_n no_o less_o because_o he_o have_v think_v fit_a that_o the_o change_n and_o alteration_n in_o matter_n shall_v depend_v on_o accident_n easy_a and_o intelligible_a at_o least_o with_o less_o difficulty_n to_o be_v conceive_v than_o the_o incomprehensible_a doctrine_n of_o substantial_a form_n and_o though_o the_o curious_a and_o delicate_a shape_v of_o salt_n be_v general_o use_v as_o argument_n of_o the_o great_a plastic_a skill_n of_o substantial_a form_n yet_o i_o must_v own_v i_o think_v they_o very_o slight_a thing_n compare_v with_o organise_v body_n and_o therefore_o i_o will_v not_o have_v it_o infer_v that_o because_o the_o figure_n of_o salt_n may_v be_v account_v for_o without_o the_o assistance_n of_o plastic_a power_n that_o therefore_o the_o body_n of_o animal_n may_v that_o substantial_a form_n be_v not_o necessary_a to_o the_o production_n of_o those_o curious_a figure_n in_o salt_n i_o be_o induce_v to_o believe_v first_o because_o a_o concrete_a of_o no_o less_o curious_a figure_v part_n than_o other_o vitriol_n may_v be_v make_v by_o a_o bare_a connection_n of_o metalline_a and_o saline_n body_n second_o because_o according_a to_o the_o different_a quantity_n of_o liquor_n or_o the_o space_n of_o time_n they_o shoot_v in_o their_o figure_n vary_v according_a to_o which_o agricola_n lib._n 12._o p._n 462._o de_fw-mi re_fw-mi metallica_fw-la speak_v of_o the_o cord_n that_o be_v immerge_v into_o vitriol-water_n for_o the_o crystal_n to_o stick_v to_o say_z exit_fw-la his_o pendent_a rest_n lapillis_fw-la extentae_fw-la à _fw-la quo_fw-la humour_n spissus_fw-la adhaerescens_fw-la densatur_fw-la in_fw-la translucentes_fw-la atramenti_fw-la sutorii_fw-la vel_fw-la cubos_fw-la vel_fw-la acinos_fw-la qui_fw-la wae_fw-la speciem_fw-la gerunt_fw-la alkaly_n crystal_n obtain_v from_o a_o alkaly_n i_o remember_v also_o that_o have_v a_o long_a time_n think_v that_o the_o method_n usual_o take_v in_o prepare_v alkalyes_n such_o as_o salt_n of_o tartar_n etc._n etc._n be_v the_o reason_n why_o they_o be_v gather_v in_o the_o form_n of_o calx_fw-la i_o take_v care_n to_o dissolve_v alkalyes_n well_o purify_v in_o water_n slow_o evaporate_n it_o till_o crust_v over_o with_o a_o icy_a crust_n which_o be_v preserve_v entire_a lest_o they_o shall_v want_v a_o
sufficient_a quantity_n of_o liquor_n to_o give_v they_o liberty_n to_o move_v in_o order_n to_o their_o more_o curious_a and_o congruous_a coalition_n i_o continue_v they_o in_o a_o moderate_a heat_n for_o some_o time_n and_o then_o break_v the_o crust_n i_o have_v a_o variety_n of_o figure_v lump_n of_o crystalline_a salt_n transparent_a and_o not_o much_o unlike_a white_a sugar-candy_n salt_n from_o oil_n of_o vitriol_n and_o a_o solution_n of_o sea_n salt_n likewise_o have_v several_a time_n distil_v oil_n of_o vitriol_n and_o a_o strong_a solution_n of_o sea-salt_n together_o till_o the_o matter_n leave_v behind_o be_v dry_a that_o salt_n substance_n when_o dissolve_v in_o water_n filtrate_v and_o evaporate_v will_v shoot_v into_o salt_n of_o figure_n differenr_v according_a to_o the_o various_a proportion_n of_o the_o ingredient_n yet_o nevertheless_o though_o sometime_o in_o the_o same_o glass_n the_o salt_n will_v be_v of_o different_a figure_n yet_o will_v they_o be_v more_o 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though_o blood_n urine_n and_o hart's-horn_n may_v probable_o have_v their_o substantial_a form_n destroy_v by_o the_o fire_n yet_o forasmuch_o as_o the_o saline_n part_n with_o which_o they_o be_v impregnate_v be_v of_o the_o figure_n just_a now_o mention_v in_o the_o liquor_n they_o have_v be_v expose_v to_o shoot_v leisurely_o i_o have_v observe_v several_a mass_n the_o surface_n of_o some_o of_o which_o be_v plain_n very_o curious_a and_o delightful_a and_o the_o figure_n of_o other_o exact_o geometrical_a and_o stillatious_a acid_n as_o well_o as_o the_o body_n they_o be_v appropriate_v to_o dissolve_v into_o crystal_n various_o figure_v according_a to_o the_o nature_n of_o the_o menstruum_fw-la or_o the_o body_n it_o work_v upon_o as_o i_o have_v experience_v with_o a_o menstruum_fw-la which_o will_v dissolve_v gem_n and_o likewise_o with_o coral_n dissolve_v in_o spirit_n of_o verdigreece_n for_o which_o reason_n when_o i_o try_v whether_o the_o shape_v of_o the_o particle_n 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which_o gunpowder_n be_v no_o despicable_a instance_n where_o by_o a_o bare_a mixture_n
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on_o such_o a_o degree_n of_o fixedness_n as_o to_o melt_v with_o a_o metal_n and_o that_o without_o the_o least_o perceivable_a evaporation_n experiment_n iu._n quality_n several_a phaenomena_n in_o proof_n of_o the_o doctrine_n of_o form_n and_o quality_n have_v make_v a_o salt_n of_o very_a different_a quality_n from_o all_o other_o and_o which_o be_v so_o nice_a in_o the_o preparation_n that_o it_o be_v as_o difficult_a to_o direct_v how_o it_o be_v to_o be_v make_v as_o to_o make_v it_o i_o shall_v rather_o choose_v to_o mention_v what_o phaenomena_n it_o afford_v i_o the_o first_o thing_n observable_a be_v that_o though_o the_o ingredient_n of_o this_o salt_n be_v eminent_o saline_n yet_o the_o salt_n itself_o be_v judge_v by_o a_o stranger_n to_o be_v sweet_a though_o it_o have_v a_o sweetness_n peculiar_a to_o itself_o as_o every_o sweet_a body_n have_v another_o thing_n considerable_a be_v that_o though_o it_o be_v of_o a_o inoffensive_a smell_n when_o cool_a yet_o if_o 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neither_o turn_v syrup_n of_o violet_n red_a as_o acid_n do_v nor_o green_a as_o volatile_a and_o fix_a salt_n usual_o do_v and_o though_o spirit_n of_o ammoniac_a salt_n or_o urine_n will_v turn_v a_o solution_n of_o sublimate_n in_o water_n white_a and_o salt_n of_o tartar_n will_v give_v it_o a_o orange_a colour_n yet_o be_v it_o not_o in_o the_o least_o alter_v by_o this_o nay_o though_o this_o salt_n be_v drop_v into_o a_o solution_n of_o syrup_n of_o violet_n along_o with_o acid_n and_o alkalyes_n yet_o do_v it_o not_o hinder_v their_o effect_n though_o in_o dissolve_v several_a substance_n this_o salt_n exceed_v both_o aqua_fw-la fortis_fw-la and_o oil_n of_o vitriol_n and_o it_o be_v further_a observable_a that_o though_o by_o a_o gentle_a heat_n this_o salt_n whole_o sublime_v yet_o when_o mix_v with_o liquor_n it_o do_v not_o fly_v away_o as_o other_o volatile_a salt_n do_v and_o though_o it_o be_v volatile_a yet_o it_o will_v run_v per_fw-la deliquium_fw-la as_o soon_o as_o any_o salt_n can_v do_v and_o as_o present_a reassume_v its_o own_o form_n the_o superfluous_a moisture_n be_v take_v from_o it_o add_v to_o this_o that_o by_o a_o gentle_a heat_n it_o may_v be_v dissolve_v in_o a_o limpid_a liquor_n and_o it_o be_v endue_v with_o a_o quality_n yet_o more_o admirable_a for_o it_o will_v ready_o dissolve_v either_o in_o spirit_n of_o wine_n or_o water_n or_o oil_n themselves_o whereas_o some_o body_n which_o may_v be_v dissolve_v in_o water_n can_v incorporate_v with_o oil_n or_o spirit_n of_o wine_n and_o è_fw-la conversò_fw-la experiment_n v._n matter_n several_a change_n in_o body_n may_v be_v effect_v by_o the_o addition_n or_o substraction_n and_o new_a modification_n of_o matter_n the_o experiment_n which_o i_o be_o about_o to_o deliver_v i_o presume_v will_v be_v sufficient_a to_o show_v that_o considerable_a alteration_n in_o body_n may_v be_v effect_v by_o the_o access_n of_o some_o part_n and_o a_o recess_n of_o other_o the_o remain_v part_n be_v modify_v afresh_o the_o experiment_n be_v the_o follow_v viz._n digest_v for_o some_o time_n one_o part_n of_o sea-salt_n with_o a_o double_a proportion_n of_o spirit_n of_o nitre_n which_o be_v distil_v in_o a_o retort_n till_o the_o caput_fw-la mortunm_n remain_v dry_a the_o follow_a change_n of_o quality_n will_v be_v observable_a first_o that_o it_o become_v a_o aqua_fw-la regis_fw-la and_o will_v dissolve_v gold_n but_o not_o silver_n yet_o will_v precipitate_v the_o latter_a when_o dissolve_v in_o aqua_fw-la regis_fw-la second_o the_o taste_n be_v more_o mild_a affect_v the_o sensory_a rather_o like_o nitre_n than_o common_a salt_n three_o it_o become_v fusible_a like_a salt-petre_n and_o like_o nitre_n dissolve_v in_o the_o flame_n of_o a_o candle_n but_o four_o though_o it_o be_v a_o quality_n of_o sea-salt_n to_o resist_v the_o action_n of_o fire_n and_o of_o acid_n spirit_n to_o cool_v inflammation_n yet_o a_o lump_n of_o this_o matter_n cast_v upon_o coal_n flame_v like_o nitre_n as_o also_o by_o a_o addition_n of_o charcoal_n when_o melt_v in_o a_o crucible_n it_o will_v burn_v with_o a_o last_a and_o splendid_a flame_n which_o will_v again_o renew_v upon_o a_o fresh_a addition_n of_o burn_a charcoal_n but_o what_o i_o chief_o design_v in_o this_o experiment_n be_v to_o turn_v a_o acid_n into_o a_o alkaly_n alkaly_n a_o acid_n may_v be_v turn_v into_o a_o alkaly_n which_o be_v effect_v by_o consume_v the_o more_o fugitive_n parth_n of_o the_o salt_n by_o repeat_v deflagration_n whereupon_o it_o acquire_v instead_o of_o a_o acid_n a_o lixiviate_v taste_n will_v turn_v syrup_n of_o violet_n green_a precipitate_v a_o solution_n of_o sublimate_n into_o a_o orange_a colour_n and_o as_o other_o fix_a salt_n will_v ferment_n with_o even_a spirit_n of_o salt_n which_o alkalyzate_a nature_n can_v not_o be_v suppose_v to_o proceed_v from_o the_o charcoal_n ash_n because_o the_o
whole_a quantity_n make_v use_v of_o can_v not_o yield_v above_o 2_o or_o 3_o grain_n of_o salt_n yet_o that_o i_o may_v be_v further_o satisfy_v i_o drop_v a_o sufficient_a quantity_n of_o aqua_fw-la fortis_fw-la upon_o the_o lixiviate_v salt_n till_o the_o mixture_n cease_v to_o ferment_n which_o upon_o coagulation_n shoot_v into_o saline_n crystal_n from_o the_o inflammable_a quality_n of_o which_o it_o appear_v that_o the_o nitrous_a spirit_n be_v unite_v with_o the_o alkaly_n and_o if_o it_o shall_v be_v again_o suspect_v that_o the_o alkaline_a part_n be_v only_o the_o remain_v of_o some_o of_o the_o aqua_fw-la fortis_fw-la which_o may_v be_v carry_v over_o into_o the_o receiver_n i_o answer_v that_o nitre_n be_v a_o acid_n it_o must_v follow_v that_o two_o acid_n unite_v be_v turn_v into_o a_o alkaly_n and_o to_o prosecute_v this_o experiment_n further_o we_o distil_v a_o mixture_n of_o spirit_n of_o nitre_n with_o a_o double_a proportion_n of_o spirit_n of_o salt_n yet_o though_o some_o part_n of_o the_o nitre_n be_v carry_v over_o with_o the_o salt_n the_o remain_v substance_n will_v whole_o flash_v away_o if_o place_v upon_o the_o coal_n like_o common_a nitre_n experiment_n vi._n etc._n several_a phaenomena_n exhibit_v by_o a_o mixture_n of_o oil_n of_o vitriol_n etc._n etc._n have_v distil_v oil_n of_o vitriol_n with_o a_o solution_n of_o nitre_n in_o a_o glass_n body_n and_o head_n place_v in_o sand_n i_o draw_v from_o it_o a_o spiritus_fw-la nitri_fw-la which_o before_o rectification_n will_v dissolve_v silver_n though_o it_o be_v dilute_v with_o water_n treble_a to_o the_o weight_n of_o the_o nitrous_a part_n and_o from_o the_o matter_n leave_v behind_o and_o evaporate_v to_o a_o dryness_n i_o obtain_v a_o salt_n which_o will_v shoot_v into_o crystal_n neither_o like_o those_o of_o crude_a nor_o fix_v nitre_n nor_o those_o of_o vitriol_n but_o of_o a_o figure_n hard_a to_o be_v describe_v as_o for_o the_o other_o quality_n of_o it_o it_o be_v 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and_o sea-salt_n together_o into_o a_o glass_n cucurbite_n set_v in_o sand_n i_o obtain_v beside_o phlegm_n a_o spirit_n of_o salt_n which_o mix_v with_o spirit_n of_o nitre_n dissolve_v crude_a gold_n and_o likewise_o when_o pour_v upon_o spirit_n of_o urine_n and_o ferment_v till_o there_o no_o long_o succeed_v a_o ebullition_n after_o a_o gentle_a evaporation_n it_o shoot_v into_o crystal_n like_o comb_n and_o feather_n from_o whence_o it_o appear_v to_o be_v of_o a_o like_a nature_n to_o sal_fw-la ammoniac_a the_o experiment_n sometime_o also_o succeed_v when_o instead_o of_o oil_n of_o vitriol_n i_o make_v use_v of_o oil_n of_o sulphur_n by_o the_o bell._n but_o to_o apply_v this_o experiment_n to_o our_o present_a purpose_n we_o may_v observe_v that_o though_o sea-salt_n be_v so_o fix_v as_o not_o to_o be_v raise_v without_o a_o considerable_a quantity_n of_o beat_a brick_n to_o prevent_v its_o fusion_n and_o a_o naked_a fire_n yet_o when_o its_o part_n be_v unlock_v by_o a_o addition_n of_o oil_n of_o vitriol_n they_o may_v be_v carry_v over_o with_o a_o moderate_a fire_n in_o sand_n the_o vitriol_n be_v fix_v and_o leave_v behind_o yet_o in_o other_o respect_v considerable_o change_v so_o as_o to_o be_v void_a both_o of_o the_o taste_n of_o sea-salt_n and_o vitriol_n and_o from_o this_o experiment_n what_o i_o former_o intimate_v likewise_o appear_v viz._n that_o the_o figure_n of_o salt_n by_o be_v embody_v with_o other_o substance_n may_v be_v so_o far_o change_v as_o to_o shoot_v into_o crystal_n of_o very_a different_a shape_v for_o from_o the_o caput_fw-la mortuum_n dissolve_v filtrate_v and_o leisurely_o coagulate_v may_v be_v obtain_v crystal_n much_o more_o transparent_a and_o of_o a_o different_a figure_n from_o those_o of_o sea-salt_n and_o from_o each_o other_o but_o to_o conclude_v this_o experiment_n i_o have_v find_v this_o preparation_n of_o sal_fw-la mirabilis_fw-la very_o uncertain_a and_o tiresome_a by_o reason_n of_o the_o disparity_n of_o body_n take_v to_o be_v oil_n of_o vitriol_n experiment_n vii_o modify_v the_o different_a quality_n of_o all_o body_n be_v theproduct_n of_o matter_n various_o modify_v to_o show_v that_o all_o metal_n and_o their_o different_a quality_n be_v but_o the_o effect_n of_o one_o common_a mass_n of_o matter_n different_o modify_v as_o to_o the_o shape_n size_n and_o texture_n of_o their_o part_n i_o take_v the_o follow_a method_n viz._n have_v precipitate_v the_o bezoardicum_n minerale_fw-mi by_o a_o affusion_n of_o spirit_n of_o nitre_n on_o the_o rectify_a oil_n of_o butter_n of_o antimony_n i_o draw_v off_o by_o distillation_n as_o much_o of_o the_o liquor_n as_o i_o can_v sometime_o cohobate_v it_o upon_o the_o powder_n of_o the_o antimony_n which_o be_v do_v i_o melt_v pure_a gold_n with_o three_o or_o four_o time_n its_o weight_n of_o copper_n which_o be_v put_v into_o aqua_fw-la fortis_fw-la the_o copper_n be_v dissolve_v and_o the_o gold_n subside_v in_o the_o form_n of_o a_o powder_n which_o be_v further_o purify_v by_o a_o ancient_a chemist_n and_o by_o a_o competent_a heat_n restore_v to_o it_o be_v natural_a colour_n which_o be_v dissolve_v in_o a_o large_a quantity_n of_o the_o above_o mention_v liquor_n there_o remain_v a_o considerable_a quantity_n of_o white_a powder_n which_o will_v neither_o be_v dissolve_v by_o the_o above_o name_v menstruum_fw-la nor_o aqua_fw-la regis_fw-la the_o gold_n be_v a_o second_o time_n reduce_v to_o a_o body_n by_o a_o repeat_v solution_n in_o the_o aforesaid_a menstruum_fw-la yield_v more_o of_o that_o powder_n which_o reduce_v to_o a_o body_n be_v white_a and_o be_v dissolve_v in_o aqua_fw-la fortis_fw-la have_v the_o same_o nauseous_a bitter_a taste_n with_o silver_n so_o that_o it_o be_v plain_a the_o transmutation_n of_o metal_n be_v not_o impossible_a nor_o gold_n a_o metal_n impossible_a to_o be_v destroy_v so_o that_o i_o be_o more_o apt_a to_o believe_v that_o by_o proper_a menstruum_n the_o body_n of_o gold_n may_v be_v so_o order_v as_o to_o communicate_v a_o tincture_n to_o a_o liquor_n due_o conjoin_v impossible_a the_o transmution_n of_o metal_n not_o impossible_a as_o when_o sulphur_n and_o mercury_n by_o a_o coalition_n constitute_v vermilion_a since_o from_o this_o instance_n it_o be_v plain_a that_o the_o colour_n of_o the_o tincture_n as_o well_o as_o of_o the_o vermilion_a may_v be_v produce_v by_o the_o position_n and_o texture_n of_o some_o particle_n of_o gold_n associate_v with_o that_o liquor_n and_o that_o the_o colour_n of_o such_o tincture_n as_o well_o as_o of_o the_o gold_n itself_o depend_v on_o certain_a particle_n convenient_o modify_v i_o rather_o believe_v because_o i_o be_o tell_v that_o a_o know_a man_n in_o the_o netherlands_o have_v a_o certain_a menstruum_fw-la which_o will_v extract_v a_o blue_a tincture_n from_o the_o calx_fw-la of_o copper_n prepare_v by_o a_o dissolution_n in_o aqua_fw-la fortis_fw-la leave_v a_o white_a powder_n behind_o which_o will_v by_o fusion_n be_v turn_v into_o a_o metal_n of_o the_o same_o colour_n a_o second_o inference_n which_o may_v be_v draw_v from_o the_o forego_n experiment_n be_v that_o if_o gold_n one_o of_o the_o most_o permanent_a body_n may_v have_v its_o texture_n destroy_v there_o be_v no_o body_n in_o nature_n but_o may_v undergo_v a_o change_n when_o wrought_v on_o by_o a_o appropriate_v agent_n and_o that_o the_o noble_a of_o metal_n may_v be_v mechanical_o transmute_v from_o whence_o it_o appear_v also_o that_o the_o noble_a of_o form_n be_v but_o the_o result_v of_o the_o texture_n of_o the_o part_n of_o matter_n of_o which_o they_o consist_v and_o a_o convention_n of_o accident_n which_o be_v the_o substratum_fw-la of_o that_o texture_n so_o that_o without_o a_o substantial_a form_n mere_o by_o a_o saline_n menstruum_fw-la the_o body_n of_o gold_n may_v be_v change_v into_o another_o substance_n of_o very_o differ_v quality_n from_o
in_o the_o latter_a the_o different_a substance_n concern_v in_o every_o new_a production_n be_v bring_v together_o by_o a_o artist_n for_o in_o both_o the_o agent_n act_v as_o a_o natural_a agent_n chap._n x._o a_o experiment_n with_o some_o consideration_n touch_v the_o differ_a part_n and_o redintegration_n of_o salt-petre_n salt-petre_a be_v a_o concrete_a so_o universal_o concern_v in_o the_o composition_n of_o most_o body_n that_o it_o will_v be_v of_o no_o small_a import_n to_o natural_a philosophy_n to_o inquire_v thorough_o into_o the_o nature_n of_o it_o which_o will_v in_o some_o measure_n appear_v by_o consider_v how_o many_o substance_n may_v be_v draw_v from_o it_o or_o turn_v into_o it_o which_o will_v be_v brief_o intimate_v in_o the_o follow_a experiment_n salt-petre_n a_o attempt_n to_o redintegrate_a the_o form_n of_o salt-petre_n have_v according_a to_o the_o usual_a method_n crystalize_v nitre_n we_o melt_v four_o ounce_n of_o it_o in_o a_o crucible_n into_o a_o limpid_a liquor_n throw_v in_o live-coal_n successive_o till_o it_o will_v kindle_v and_o fulminate_v no_o long_o and_o continue_v it_o in_o a_o strong_a fire_n a_o considerable_a time_n to_o dissipate_v the_o remain_a volatile_a part_n and_o then_o break_v the_o crucible_n we_o divide_v the_o fix_a nitre_n immediate_o into_o two_o portion_n one_o of_o which_o be_v dissolve_v in_o as_o much_o water_n as_o be_v sufficient_a we_o drop_v in_o spirit_n of_o salt-petre_n till_o the_o ebullition_n raise_v by_o the_o mixture_n of_o these_o liquor_n whole_o cease_v and_o then_o filtrate_v the_o mix_v liquor_n we_o expose_v it_o to_o the_o air_n in_o a_o open_a glass-viol_n and_o on_o the_o other_o part_n undissolve_v we_o likewise_o drop_v the_o same_o spirit_n till_o the_o firmentation_n cease_v expose_v it_o to_o the_o air_n in_o a_o open_a glass-jar_a in_o the_o former_a mixture_n wherein_o the_o water_n be_v put_v in_o a_o few_o hour_n certain_a crystal_n of_o salt-petre_n stick_v to_o the_o low_a part_n of_o the_o glass_n among_o which_o be_v several_a other_o crystal_n like_o mustardseed_n encompass_v with_o a_o downy_a substance_n the_o crystal_n the_o next_o day_n be_v considerable_o great_a be_v take_v out_o and_o both_o by_o their_o burn_a and_o shape_n appear_v to_o be_v nitrous_a nitrous_a salt_n be_v furnish_v with_o flat_a side_n which_o when_o opposite_a be_v usualy_a parallel_n and_o as_o for_o that_o downy_a matter_n which_o adhere_v to_o some_o of_o they_o we_o judge_v it_o to_o proceed_v from_o the_o disproportion_n of_o the_o volatile_a and_o fix_a part_n of_o the_o nitre_n which_o be_v to_o be_v join_v together_o anew_o these_o thing_n be_v observe_v we_o pour_v the_o remain_a liquor_n into_o a_o open_a glass-vessel_n which_o in_o about_o three_o weaks-time_n be_v again_o saturate_v with_o petre_n we_o pour_v it_o from_o the_o salt_n and_o evaporate_v it_o in_o a_o digest_v furnace_n the_o other_o mixture_n which_o be_v only_o fix_v nitre_n and_o spirit_n of_o salt-petre_n for_o the_o most_o part_n present_o subside_v in_o the_o form_n of_o a_o salt_n which_o when_o dry_v in_o the_o air_n be_v of_o very_o irregular_a figure_n and_o in_o some_o part_n not_o much_o different_a in_o shape_n from_o salt-petre_n which_o it_o also_o much_o resemble_v in_o burn_v though_o the_o deflagration_n be_v in_o some_o measure_n peculiar_a to_o itself_o but_o this_o salt_n together_o with_o the_o liquor_n swim_v upon_o it_o be_v preserve_v in_o the_o air_n for_o about_o a_o month_n long_o after_o evaportion_n the_o one_o half_a shot_n into_o crystal_n which_o burn_v much_o like_o petre_n and_o have_v a_o similar_v figure_n though_o a_o different_a taste_n and_o the_o other_o half_a be_v speedy_o exhale_v shoot_v into_o crystal_n of_o a_o distinct_a figure_n from_o all_o other_o experiment_n caution_n to_o be_v observe_v in_o the_o foregoing_a experiment_n now_o to_o make_v this_o experiment_n clear_a the_o follow_a thing_n be_v to_o be_v observe_v 1._o that_o in_o fix_v the_o nitre_n new-coal_n be_v not_o to_o be_v cast_v into_o the_o crucible_n till_o the_o former_a be_v almost_o spend_v or_o be_v throw_v out_o by_o the_o violent_a exhalation_n of_o nitrous_a and_o volatile_a part_n 2._o that_o the_o quantity_n of_o spirit_n of_o nitre_n drop_n '_o upon_o the_o fix_a nitre_n be_v almost_o proportionable_a to_o the_o salt-petre_n spend_v in_o the_o fix_v of_o it_o 3._o that_o this_o fix_a nitre_n be_v very_o little_a different_a in_o taste_n from_o salt_n of_o tartar_n have_v the_o same_o aptness_n to_o absorb_n air_n and_o to_o relaxate_v in_o moist_a air_n yet_o it_o differ_v in_o colour_n be_v betwixt_o a_o blue_n and_o a_o green_a one_o which_o it_o lose_v upon_o the_o affusion_n of_o spirit_n of_o nitre_n salt-petre_n another_o method_n of_o reunite_a the_o part_n of_o salt-petre_n but_o this_o method_n be_v tedious_a i_o shall_v propose_v a_o way_n more_o expedition_n which_o be_v this_o have_v run_v fix_v nitre_n per_fw-la deliquium_fw-la and_o by_o filtration_n separate_v it_o from_o its_o face_n we_o drop_v upon_o the_o liquor_n spirit_n of_o nitre_n which_o after_o a_o ferment_n usual_a to_o a_o mixture_n of_o those_o liquor_n present_o shoot_v into_o crystal_n in_o shape_n as_o well_o as_o nature_n manifest_o nitrous_a method_n a_o three_o method_n another_o way_n we_o take_v be_v this_o have_v impregnate_v a_o solution_n of_o fix_a nitre_n in_o water_n with_o spirit_n of_o nitre_n and_o filtrate_v it_o through_o cap-paper_n the_o cool_a liquor_n in_o a_o short_a time_n shoot_v into_o crystal_n like_o those_o of_o petre_n and_o the_o liquor_n be_v again_o evaporate_v afford_v a_o fresh_a quantity_n of_o crystal_n not_o unlike_o the_o former_a but_o lest_o the_o sal-petre_n re-produced_a by_o the_o coalition_n of_o these_o two_o body_n shall_v be_v think_v to_o lodge_v in_o the_o fix_a nitre_n and_o only_o to_o be_v unyoke_v by_o their_o solution_n it_o be_v requisite_a to_o annex_v that_o the_o great_a quantity_n that_o can_v be_v suppose_v to_o remain_v in_o the_o fix_a nitre_n will_v not_o amount_v to_o such_o a_o quantity_n as_o that_o mixture_n afford_v and_o to_o make_v the_o matter_n less_o suspicious_a we_o impregnate_v a_o solution_n of_o pot-ash_n after_o the_o same_o manner_n as_o we_o have_v do_v the_o fix_a nitre_n tartar_n salt-petre_n obtain_v from_o pot-ash_n aqua_fw-la fortis_fw-la and_o salt_n of_o tartar_n which_o after_o filtration_n and_o evaparation_n shoot_v into_o crystal_n which_o 0103_o 0207_o five_o 3_o be_v very_o like_o salt-petre_n in_o taste_n as_o well_o as_o their_o deflagration_n upon_o live-coal_n we_o likewise_o obtain_v a_o small_a quantity_n of_o salt-petre_n from_o aqua_fw-la fortis_fw-la and_o salt_n of_o tartar_n associate_v but_o to_o draw_v inference_n from_o the_o foregoing_a experiment_n from_o hence_o we_o may_v learn_v that_o the_o sensible_a quality_n of_o body_n may_v be_v account_v for_o by_o the_o mechanical_a motion_n together_o with_o the_o figure_n and_o disposition_n or_o modification_n of_o their_o part_n and_o first_o though_o salt-petre_n be_v a_o body_n inward_o and_o in_o itself_o cool_a yet_o the_o part_n of_o it_o different_o modify_v in_o our_o experiment_n be_v put_v together_o do_v immediate_o put_v each_o other_o into_o so_o violent_a a_o heat_n that_o i_o can_v with_o much_o ado_n hold_v the_o glass_n in_o my_o hand_n so_o that_o heat_n seem_v to_o be_v nothing_o but_o a_o quick_a motion_n of_o the_o fine_a particle_n of_o body_n since_o it_o no_o long_o continue_v in_o that_o mixture_n than_o the_o part_n of_o it_o be_v in_o agitation_n upon_o the_o mixture_n of_o these_o two_o viz._n the_o spirit_n of_o nitre_n with_o the_o fix_a there_o be_v likewise_o produce_v a_o audible_a sound_n proceed_v from_o the_o percussion_n of_o the_o air_n by_o the_o swift_o and_o impetuous_o agitate_a part_n of_o the_o mixture_n a_o sound_v like_a to_o which_o be_v produce_v by_o a_o hot_a coal_n cast_v into_o water_n or_o into_o melt_a nitre_n in_o a_o crucible_n though_o the_o latter_a cause_n a_o sound_n much_o loud_o which_o sound_v probable_o proceed_v from_o the_o percussion_n of_o the_o air_n because_o the_o motion_n of_o a_o bullet_n or_o a_o stick_n where_o the_o quickness_n of_o the_o percussion_n put_v the_o air_n into_o a_o undulate_a motion_n will_v cause_v a_o sound_n as_o soon_o as_o that_o undulate_a motion_n reach_v the_o ear_n and_o it_o be_v further_o confirm_v because_o that_o sound_v no_o long_o continue_v than_o the_o part_n be_v violent_o agitate_a and_o here_o it_o be_v to_o be_v observe_v that_o the_o sound_n produce_v by_o the_o mutual_a conflict_n cease_v long_o before_o the_o heat_n which_o be_v acquire_v by_o that_o ebullition_n from_o whence_o it_o may_v be_v infer_v that_o the_o same_o intestine_a motion_n of_o part_n which_o be_v able_a to_o produce_v heat_n be_v incapable_a of_o cause_v
those_o vapour_n which_o swim_v in_o our_o atmosphere_n opacous_a a_o transparent_a liquor_n may_v yield_v a_o liquor_n diaphanous_a and_o another_o opacous_a have_v say_v thus_o much_o of_o fluidity_n it_o may_v not_o be_v amiss_o to_o subjoin_v one_o experiment_n which_o show_v how_o a_o transparent_a liquor_n may_v be_v divide_v into_o two_o the_o one_o diaphanous_a and_o the_o other_o opacous_a pour_v into_o a_o warm_a solution_n of_o a_o ounce_n of_o quicksilver_n with_o a_o double_a quantity_n of_o aqua_fw-la fortis_fw-la about_o half_a a_o ounce_n or_o a_o ounce_n of_o file_n of_o lead_n be_v cautious_a that_o it_o be_v not_o put_v in_o so_o fast_o as_o to_o make_v the_o liquor_n boyl_n over_o the_o event_n of_o which_o will_v be_v that_o the_o lead_n will_v be_v immediate_o precipitate_v in_o the_o form_n of_o a_o white_a powder_n the_o mercury_n run_v together_o again_o into_o a_o fluid_a body_n immerse_v in_o the_o aqua_fw-la fortis_fw-la and_o here_o it_o be_v to_o be_v note_v that_o if_o the_o success_n of_o this_o experiment_n be_v frustrate_v the_o mercury_n may_v by_o degree_n be_v again_o recover_v if_o the_o white_a precipitate_v be_v diligent_o ground_n for_o some_o time_n with_o water_n body_n motion_n in_o the_o part_n of_o some_o consistent_a body_n but_o to_o put_v a_o conclusion_n to_o this_o chapter_n it_o be_v high_o probable_a that_o not_o only_o fluid_a but_o some_o consistent_a body_n have_v their_o part_n in_o a_o certain_a degree_n of_o motion_n whence_o as_o we_o may_v conjecture_v proceed_v that_o dust_n which_o be_v the_o effect_n of_o putrefaction_n in_o some_o sort_n of_o wood_n and_o it_o be_v not_o absurd_a to_o imagine_v that_o from_o hence_o worm_n in_o fruit_n as_o well_o as_o maggot_n in_o cheese_n derive_v their_o original_a and_o that_o there_o be_v motion_n among_o the_o part_n of_o some_o consistent_a body_n be_v further_a make_v probable_a both_o by_o that_o turpentine_n which_o i_o have_v observe_v to_o sweat_v out_o of_o deal_v board_n and_o the_o growth_n and_o increase_n of_o the_o bone_n and_o other_o consistent_a part_n of_o body_n but_o more_o particular_o in_o those_o of_o cold_a animal_n substance_n as_o oyster-shell_n crabs-claw_n and_o such_o like_a consistent_a substance_n have_v say_v thus_o much_o concern_v fluidity_n it_o may_v not_o be_v improper_a to_o take_v notice_n how_o by_o the_o mixture_n of_o liquids_n their_o fluidity_n be_v sometime_o promote_v and_o also_o sometime_o destroy_v but_o since_o we_o shall_v have_v occasion_n sometime_o or_o other_o in_o the_o follow_a chapter_n to_o make_v such_o observation_n i_o shall_v to_o close_v this_o chapter_n add_v a_o experiment_n which_o may_v intimate_v that_o the_o event_n of_o mixture_n be_v not_o always_o certain_a the_o experiment_n be_v the_o follow_v we_o evaporate_v a_o solution_n of_o copper_n in_o spirit_n of_o nitre_n from_o whence_o we_o obtain_v a_o vitriol_n of_o a_o lovely_a colour_n we_o likewise_o dissolve_v one_o part_n of_o good_a tin_n in_o a_o double_a quantity_n of_o spirit_n of_o nitre_n and_o though_o salt-petre_n as_o well_o as_o tin_n be_v both_o fusible_a yet_o this_o metalline_a mixture_n will_v neither_o melt_v on_o quick_a coal_n nor_o in_o a_o red_a hot_a crucible_n whereas_o the_o vitriol_n of_o copper_n will_v melt_v with_o the_o heat_n of_o one_o hand_n though_o the_o metalline_a ingredient_n be_v much_o more_o hard_a to_o be_v bring_v to_o fusion_n than_o lead_v or_o even_o silver_n itself_o and_o we_o have_v sometime_o obtain_v such_o a_o vitriol_n as_o may_v be_v preserve_v in_o a_o fluid_a form_n by_o the_o languid_a heat_n of_o the_o sun_n in_o winter_n either_o with_o spirit_n of_o nitre_n or_o a_o certain_a aqua_fw-la fortis_fw-la from_o whence_o it_o appear_v that_o the_o texture_n of_o composition_n be_v to_o be_v consider_v as_o well_o as_o the_o particular_a consistence_n of_o the_o ingredient_n chap._n xii_o experiment_n concern_v the_o superficial_a figure_n of_o fluids_n especial_o of_o liquor_n contiguous_a to_o other_o liquor_n consider_v that_o the_o great_a part_n of_o the_o universe_n be_v make_v of_o fluid_a body_n especial_o if_o according_o to_o the_o cartesian_a hypothesis_n the_o sun_n and_o fix_v star_n consist_v of_o fluids_n it_o may_v not_o be_v amiss_o to_o illustrate_v what_o we_o have_v only_o hint_v at_o in_o the_o forego_n chapter_n for_o the_o follow_a experiment_n make_v about_o the_o superficial_a figure_n of_o fluid_a body_n may_v not_o a_o little_a contribute_v to_o illustrate_v as_o well_o what_o have_v be_v before_o deliver_v as_o what_o have_v be_v say_v concern_v the_o pore_n of_o fluid_a body_n beside_o they_o may_v be_v of_o no_o small_a use_n in_o account_v for_o several_a phaenomena_n belong_v to_o the_o grand_a system_n of_o the_o world_n experiment_n i._o and_o ii_o liquor_n the_o figure_n of_o the_o surface_n of_o a_o nitrous_a liquor_n to_o try_v whether_o the_o concave_a surface_n of_o fluids_n contain_v in_o a_o pipe_n be_v whole_o to_o be_v attribute_v to_o the_o pressure_n of_o the_o contiguous_a air_n i_o pour_v dephlegm_v spirit_n of_o wine_n upon_o a_o strong_a alkalizate_n menstrum_fw-la which_o be_v make_v of_o fix_a nitre_n run_v per_fw-la deliquium_fw-la in_o a_o moist_a cellar_n and_o contain_v in_o a_o cylinder_n of_o glass_n of_o about_o a_o quarter_n of_o a_o inch_n diameter_n i_o find_v that_o the_o menstrum_fw-la change_v its_o concave_n for_o a_o horizontal_a superficies_n and_o the_o like_v succeed_v in_o a_o glass_n of_o a_o much_o great_a diameter_n and_o that_o superficial_a cavity_n be_v likewise_o almost_o destroy_v by_o pour_v on_o oil_n of_o turpentine_n instead_o of_o spirit_n of_o wine_n experiment_n iii_o water_n of_o water_n if_o instead_o of_o the_o former_a liquor_n common_a water_n be_v put_v into_o the_o glass_n cylinder_n it_o retain_v its_o former_a surface_n though_o oil_n of_o turpentine_n swim_v upon_o it_o instead_o of_o spirit_n of_o wine_n experiment_n iu._n to_o try_v what_o surface_n will_v be_v make_v by_o a_o oil_n heavy_a than_o water_n turpentine_n of_o oil_n of_o turpentine_n by_o be_v contiguous_a to_o it_o i_o put_v pure_a oil_n of_o turpentine_n into_o a_o glass_n cylinder_n and_o find_v that_o the_o concave_a superficies_n which_o it_o have_v whilst_o the_o air_n be_v contiguous_a become_v convex_a and_o protuberant_a upon_o a_o affusion_n of_o water_n experiment_n v._n etc._n the_o superficies_n of_o a_o solution_n of_o tartar_n etc._n etc._n again_o have_v put_v salt_n of_o tartar_n deliquate_v into_o a_o glass_n cylinder_n and_o pour_v oil_n of_o guajacum_fw-la upon_o it_o we_o find_v that_o the_o concave_a superficies_n be_v not_o alter_v as_o it_o be_v by_o oil_n of_o turpentine_n and_o have_v gentle_o pour_v water_n upon_o these_o two_o the_o oil_n of_o guajacum_fw-la swim_v betwixt_o the_o water_n and_o the_o oil_n of_o tartar_n have_v a_o convex_a superficies_n at_o each_o end_n that_o next_o the_o oil_n of_o tartar_n be_v most_o protuberant_a experiment_n vi._n cloves_n of_o oil_n of_o cloves_n have_v likewise_o put_v oil_n of_o clove_n into_o a_o glass_n cylinder_n by_o pour_v water_n upon_o it_o it_o be_v concave_a superficies_n present_o become_v convex_a and_o this_o oil_n be_v too_o heavy_a to_o swim_v upon_o water_n we_o pour_v some_o of_o it_o upon_o deliquated_a salt_n of_o tartar_n pour_v upon_o it_o likewise_o a_o little_a common_a water_n which_o be_v do_v we_o find_v the_o oil_n protuberant_a at_o both_o end_n but_o more_o at_o that_o which_o be_v contiguous_a to_o the_o water_n experiment_n vii_o again_o have_v put_v a_o considerable_a quantity_n of_o quicksilver_n into_o a_o pipe_n of_o the_o same_o diameter_n quicksilver_n of_o quicksilver_n but_o much_o long_a than_o the_o former_a we_o find_v that_o the_o superficies_n of_o it_o which_o be_v otherwise_o considerable_o protuberant_a be_v in_o some_o measure_n depress_v when_o water_n instead_o of_o air_n be_v contiguous_a to_o it_o experiment_n viii_o same_o of_o the_o same_o upon_o trial_n whether_o a_o great_a or_o less_o quantity_n of_o water_n will_v alter_v the_o surface_n of_o the_o mercury_n i_o find_v that_o the_o great_a the_o quantity_n of_o water_n be_v the_o more_o it_o be_v depress_v though_o it_o do_v not_o always_o succeed_v but_o when_o the_o cylinder_n be_v of_o a_o considerable_a length_n be_v fill_v with_o water_n the_o mercury_n contiguous_a to_o the_o glass_n be_v depress_v to_o a_o level_n have_v in_o the_o centre_n of_o its_o superficies_n a_o protuberance_n semicircular_a and_o raise_v above_o the_o other_o level_a surface_n half_a its_o diameter_n which_o protuberance_n gradual_o subside_v as_o the_o mercury_n be_v draw_v off_o experiment_n ix_o boyliano_fw-it the_o surface_n of_o liquor_n in_o vacuo_fw-la boyliano_fw-it have_v convey_v two_o of_o the_o aforementioned_a cylinder_v one_o contain_v water_n and_o the_o other_o mercury_n into_o our_o pneumatical_a receiver_n
that_o the_o compact_a texture_n of_o glass_n may_v depend_v on_o a_o like_a juxta-position_n of_o part_n since_o the_o particle_n of_o fire_n in_o the_o make_n of_o it_o may_v so_o divide_v the_o part_n of_o the_o ingredient_n as_o to_o render_v they_o subtle_a enough_o for_o so_o strict_a and_o close_a a_o union_n as_o be_v requisite_a to_o exclude_v air_n from_o betwixt_o they_o for_o it_o be_v not_o only_o obvious_a that_o air_n can_v penetrate_v the_o pore_n of_o it_o when_o heat_v in_o distillation_n but_o in_o blow_v of_o glass_n where_o it_o have_v not_o the_o least_o vent_n through_o the_o pore_n of_o it_o though_o impel_v with_o force_n yet_o its_o pore_n be_v fine_a enough_o to_o give_v way_n to_o the_o beam_n of_o light_n and_o heat_n and_o likewise_o to_o the_o fine_a effluvia_fw-la of_o a_o loadstone_n without_o damage_v the_o texture_n of_o it_o in_o the_o least_o nor_o will_v it_o be_v more_o absurd_a to_o conceive_v that_o the_o part_n of_o salt-petre_a or_o ice_n be_v after_o the_o like_a manner_n join_v together_o by_o a_o juxta-position_n but_o to_o return_v to_o the_o place_n from_o whence_o we_o have_v make_v this_o short_a digression_n though_o from_o hence_o it_o appear_v that_o the_o spring_n of_o the_o air_n may_v contribute_v to_o the_o cohesion_n of_o the_o part_n of_o solid_n yet_o it_o be_v not_o altogether_o necessary_a since_o the_o same_o may_v be_v account_v for_o by_o the_o air_n consider_v bare_o as_o a_o weight_n for_o the_o air_n be_v a_o fluid_a body_n and_o press_v by_o its_o gravity_n towards_o the_o centre_n it_o must_v needs_o diffuse_v itself_o every_o way_n when_o resist_v by_o the_o surface_n of_o the_o earth_n and_o consequent_o expand_v itself_o orbicular_o by_o which_o mean_v the_o whole_a pillar_n of_o air_n incumbent_n on_o it_o be_v virtual_o incumbent_a on_o the_o low_a superficies_n of_o the_o glass_n whatever_o separate_v one_o from_o the_o other_o must_v outbalance_v that_o pressure_n of_o the_o air_n otherwise_o there_o be_v no_o air_n betwixt_o the_o two_o glass_n they_o must_v needs_o stick_v together_o but_o it_o be_v not_o necessary_a that_o the_o contiguous_a superficies_n of_o these_o two_o glass_n shall_v be_v equal_a to_o the_o horizon_n since_o if_o they_o be_v perpendicular_a the_o side_n of_o the_o glass_n have_v a_o collateral_a pressure_n from_o the_o pillar_n of_o air_n press_v against_o they_o and_o consequent_o the_o difficulty_n must_v be_v as_o great_a to_o separate_v they_o but_o to_o try_v more_o exact_o how_o much_o the_o pressure_n of_o the_o air_n be_v concern_v in_o the_o former_a experiment_n we_o take_v two_o polish_a marble_n as_o smooth_a as_o we_o can_v get_v and_o fasten_v wire_n to_o the_o uppermost_a so_o that_o the_o low_a can_v not_o slide_v off_o the_o other_o horizontal_o but_o if_o any_o way_n must_v fall_v perpendicular_o which_o caution_n be_v observe_v we_o find_v the_o one_o will_v not_o only_o draw_v up_o the_o other_o but_o a_o pair_n of_o scale_n fix_v to_o it_o with_o 16_o ounce_n of_o troy_n weight_n and_o to_o make_v the_o experiment_n more_o complete_a we_o find_v that_o when_o the_o surface_v of_o the_o stone_n be_v wet_a with_o pure_a spirit_n of_o wine_n the_o air_n be_v by_o that_o mean_v keep_v from_o insinuate_v itself_o betwixt_o the_o stone_n the_o uppermost_a will_v not_o only_o draw_v up_o the_o other_o with_o a_o pair_n of_o scale_n but_o a_o hundred_o and_o sometime_o a_o hundred_o and_o thirty_o ounce_n of_o troy_n weight_n though_o the_o diameter_n of_o the_o stone_n exceed_v not_o a_o inch_n and_o two_o three_o but_o have_v repeat_v the_o experiment_n with_o oil_n of_o sweet_a almond_n instead_o of_o spirit_n of_o wine_n we_o find_v that_o it_o take_v up_o above_o four_o hundred_o ounce_n troy_n weight_n and_o that_o it_o may_v not_o be_v suspect_v that_o this_o difference_n proceed_v from_o the_o more_o clammy_a part_n of_o the_o oil_n which_o cause_v the_o stone_n to_o adhere_v more_o close_o i_o shall_v add_v that_o the_o contiguous_a surface_n be_v hold_v perpendicular_a though_o they_o will_v easy_o slide_v off_o each_o other_o when_o moisten_v with_o oil_n yet_o will_v they_o not_o slip_v down_o when_o moisten_v with_o spirit_n of_o wine_n without_o a_o additional_a weight_n join_v to_o one_o of_o they_o the_o protuberance_n of_o one_o perhaps_o be_v fasten_v in_o the_o pore_n of_o the_o other_o but_o to_o show_v that_o the_o adhesion_n of_o these_o polish_a marble_n be_v proportionable_o great_a as_o the_o diameter_n of_o they_o be_v large_a and_o consequent_o as_o they_o be_v press_v together_o by_o a_o large_a pillar_n of_o air_n i_o repeat_v the_o same_o experiment_n with_o spirit_n of_o wine_n and_o take_v up_o about_o four_o hundred_o and_o seventy_o ounce_n but_o when_o i_o make_v use_v of_o oil_n of_o almond_n the_o weight_n raise_v be_v much_o more_o considerable_a be_v a_o thousand_o three_o hundred_o and_o forty_o four_o ounce_n of_o troy_n weight_n beside_o at_o the_o same_o time_n the_o marble_n be_v observe_v to_o stick_v close_o together_o and_o here_o again_o lest_o it_o shall_v be_v suspect_v that_o the_o oil_n make_v the_o adhesion_n more_o close_o i_o shall_v relate_v this_o observation_n viz._n that_o though_o it_o require_v so_o great_a a_o weight_n to_o separate_v these_o stone_n when_o their_o contiguous_a surface_n be_v in_o a_o horizontal_a line_n yet_o will_v they_o easy_o slide_v one_o upon_o another_o not_o unlike_o the_o contiguous_a glass_n before_o mention_v and_o for_o the_o same_o reason_n and_o if_o they_o be_v the_o least_o incline_v either_o this_o way_n or_o that_o their_o own_o weight_n be_v sufficient_a to_o separate_v they_o from_o whence_o it_o appear_v how_o much_o the_o air_n may_v be_v concern_v in_o compress_v the_o particle_n of_o solid_a body_n together_o and_o lest_o it_o shall_v be_v further_o object_v that_o the_o cohesion_n of_o these_o stone_n rather_o proceed_v from_o nature_n abhorrency_n of_o a_o vacuum_n than_o the_o cause_n assign_v by_o we_o i_o shall_v add_v these_o consideration_n first_o that_o if_o it_o be_v so_o the_o same_o reason_n will_v hold_v when_o a_o much_o more_o considerable_a weight_n be_v fasten_v to_o the_o low_a marble_n yet_o we_o see_v that_o then_o notwithstanding_o nature_n abhorrency_n of_o a_o vacuum_n they_o present_o part_v second_o that_o the_o pressure_n of_o the_o air_n be_v sufficient_a to_o account_v for_o it_o which_o to_o make_v it_o more_o plausible_a i_o shall_v add_v that_o though_o the_o stone_n be_v fasten_v to_o the_o ground_n yet_o it_o will_v require_v as_o much_o force_n to_o separate_v the_o uppermost_a from_o it_o in_o a_o perpendicular_a line_n as_o to_o lift_v up_o a_o weight_n aequiponderant_fw-la with_o the_o stone_n and_o the_o pillar_n of_o air_n incumbent_n on_o it_o since_o there_o be_v neither_o air_n nor_o any_o other_o body_n betwixt_o the_o two_o stone_n to_o help_v to_o raise_v the_o low_o up_o and_o in_o part_n to_o sustain_v the_o weight_n of_o the_o incumbent_a atmosphaere_n and_o therefore_o it_o need_v not_o seem_v strange_a that_o when_o the_o low_a marble_n and_o the_o weight_n affix_v to_o it_o be_v not_o sufficient_a to_o balance_v the_o weight_n of_o the_o atmosphaere_n it_o shall_v rise_v along_o with_o the_o uppermost_a when_o draw_v up_o rather_o than_o be_v separate_v from_o it_o since_o it_o be_v usual_a for_o two_o body_n when_o join_v together_o to_o move_v the_o same_o way_n if_o they_o be_v not_o separate_v by_o weight_n or_o some_o other_o force_n which_o be_v observable_a in_o try_v of_o loadstone_n for_o if_o the_o loadstone_n be_v able_a to_o raise_v a_o body_n more_o ponderous_a than_o itself_o the_o knife_n will_v as_o soon_o raise_v the_o loadstone_n as_o the_o loadstone_n will_v lift_v up_o the_o knife_n to_o illustrate_v what_o have_v be_v say_v i_o shall_v add_v a_o experiment_n register_v among_o my_o adversaria_fw-la which_o be_v this_o viz._n have_v immerge_v a_o glass_n syphon_n with_o a_o brass_n valve_v cement_v on_o one_o end_n almost_o half_a a_o yard_n in_o a_o tall_a cucurbite_n till_o it_o touch_v the_o bottom_n i_o fill_v it_o with_o water_n till_o the_o superficies_n of_o the_o water_n in_o it_o be_v equal_a to_o that_o in_o the_o cucurbite_n which_o be_v do_v i_o take_v a_o pair_n of_o scale_n put_v a_o ounce_n weight_n into_o one_o scale_n and_o fix_v a_o string_n to_o the_o other_o one_o end_n of_o the_o string_n be_v likewise_o fasten_v to_o the_o valve_n fix_v to_o the_o bottom_n of_o the_o glass_n tube_n where_o it_o be_v to_o be_v observe_v that_o by_o that_o single_a ounce_n i_o be_v able_a to_o open_v the_o valve_n whereas_o when_o the_o water_n be_v pour_v out_o of_o the_o pipe_n and_o it_o be_v immerse_v again_o the_o valve_n will_v not_o be_v open_v
equal_a weight_n of_o oil_n of_o turpentine_n and_o oil_n of_o vitriol_n and_o that_o it_o may_v more_o evident_o appear_v that_o the_o mixture_n of_o these_o two_o fluid_n depend_v on_o the_o peculiar_a texture_n of_o each_o i_o commit_v the_o mixture_n to_o distillation_n and_o obtain_v a_o gross_a substance_n which_o seem_v to_o be_v that_o which_o unite_v the_o other_o liquor_n for_o as_o soon_o as_o this_o be_v draw_v off_o the_o liquor_n present_o succeed_v but_o separate_v one_o from_o another_o be_v not_o to_o beunit_v again_o by_o a_o violent_a agitation_n but_o so_o as_o to_o separate_v again_o and_o swim_v one_o upon_o another_o to_o this_o may_v be_v add_v the_o liquor_n which_o we_o have_v mention_v in_o another_o place_n obtain_v by_o distillation_n from_o benzoin_n one_o part_n of_o it_o always_o continue_v in_o the_o form_n of_o a_o oil_n and_o the_o other_o according_a to_o the_o difference_n of_o the_o wether_n either_o shoot_v into_o clear_a crystal_n or_o preserve_v its_o fluid_a and_o oily_a form_n to_o which_o may_v be_v subjoin_v what_o we_o have_v forme_o take_v notice_n of_o concern_v salt-petre_n which_o though_o when_o mix_v with_o water_n it_o become_v fluid_a yet_o upon_o a_o evaporation_n of_o some_o part_n of_o that_o it_o present_o shoot_v in_o solid_a crystal_n from_o whence_o it_o not_o only_o appear_v what_o a_o gentle_a agitation_n of_o part_n be_v sufficient_a to_o keep_v a_o body_n fluid_fw-la but_o from_o hence_o we_o may_v observe_v that_o sometime_o solid_a body_n result_v from_o a_o mixture_n of_o liquids_n so_o oil_n of_o vitriol_n distil_v with_o quicksilver_n leave_v a_o white_a calx_fw-la behind_o it_o and_o if_o we_o consider_v how_o mercurius_n dulcis_fw-la be_v prepare_v we_o shall_v find_v that_o that_o solid_a substance_n consist_v for_o the_o most_o part_n of_o quicksilver_n the_o salt_n unite_v with_o it_o be_v scarce_o one_o part_n of_o three_o of_o the_o composition_n and_o though_o fluidity_n be_v opposite_a to_o solidity_n yet_o may_v it_o conduce_v to_o the_o production_n of_o a_o solid_a body_n since_o those_o particle_n which_o lie_v in_o the_o form_n of_o a_o powder_n and_o be_v not_o in_o a_o capacity_n to_o unite_v may_v by_o swim_v in_o a_o fluid_fw-la have_v the_o opportunity_n of_o frequent_a occursion_n so_o that_o their_o motion_n bring_v they_o often_o together_o they_o may_v in_o time_n be_v dispose_v to_o unite_v into_o one_o body_n which_o be_v evident_a in_o powder_n of_o alabaster_n which_o if_o when_o it_o have_v be_v boil_v for_o a_o considerable_a time_n it_o be_v well_o burn_v and_o reduce_v to_o the_o consistence_n of_o a_o thin_a pap_n with_o clear_a water_n will_v become_v firm_a and_o admit_v of_o as_o well_o as_o retain_v any_o form_n impress_v upon_o it_o by_o the_o internal_a surface_n of_o whatever_o mould_n it_o be_v cast_v in_o where_o that_o the_o part_n of_o the_o alabaster_n be_v put_v into_o motion_n and_o various_o agitate_a in_o the_o water_n be_v evident_a from_o that_o sensible_a heat_n which_o for_o some_o time_n succeed_v the_o affusion_n of_o water_n and_o this_o have_v be_v sufficient_o experience_v by_o fill_v a_o glass_n full_a of_o this_o mixture_n which_o some_o time_n after_o it_o be_v stop_v break_v the_o viol_n and_o harden_v into_o a_o substance_n correspondent_a in_o shape_n to_o the_o cavity_n of_o it_o several_a spoons-full_a of_o this_o liquor_n it_o be_v moisten_v with_o be_v squeeze_v out_o at_o a_o crack_n which_o be_v make_v by_o the_o swell_a of_o the_o powder_n and_o this_o substance_n acquire_v such_o a_o degree_n of_o firmness_n as_o to_o endure_v several_a stroke_n with_o a_o strong_a piece_n of_o iron_n without_o break_v but_o there_o be_v several_a other_o substance_n which_o may_v acquire_v a_o great_a degree_n of_o solidity_n than_o the_o powder_n of_o alabaster_n burn_v for_o the_o learned_a hydrographer_n furnier_n hydrograph_n lib._n 2._o cap._n 6._o relate_v a_o story_n of_o a_o sort_n of_o sand_n in_o the_o kingdom_n of_o naples_n near_a cuma_n and_o puteoli_n two_o part_n of_o which_o mix_v with_o a_o three_o of_o quicklime_n become_v a_o hard_a substance_n like_o flint_n when_o it_o have_v lie_v or_o some_o time_n in_o the_o water_n to_o which_o relation_n he_o subjoin_v that_o the_o lime-ash_n of_o a_o certain_a marble_n near_o tournay_n in_o holland_n be_v cast_v into_o water_n upon_o a_o heap_n of_o stone_n petrify_v to_o that_o degree_n as_o to_o change_v into_o a_o substance_n as_o hard_o as_o marble_n but_o to_o return_v to_o what_o we_o have_v digress_v from_o that_o the_o various_o determine_v motion_n of_o the_o part_n of_o matter_n contribute_v to_o their_o union_n and_o coalition_n into_o solid_a substance_n appear_v from_o those_o curious_a salt_n which_o spontaneous_o shoot_v and_o crystallize_v in_o the_o bottom_n of_o spirit_n of_o hartshorn_n when_o it_o have_v be_v expose_v to_o the_o air_n for_o several_a month_n for_o those_o particle_n by_o frequent_a occursion_n be_v by_o degree_n so_o dispose_v to_o unite_v that_o at_o the_o length_n those_o part_n which_o be_v most_o apt_a to_o cohere_v meet_v together_o they_o form_n exquisite_o figure_v crystal_n which_o adhere_v to_o the_o side_n of_o the_o vessel_n and_o it_o be_v not_o less_o remarkable_a that_o though_o a_o tincture_n of_o amber_n draw_v with_o pure_a spirit_n of_o wine_n for_o some_o year_n continue_v fluid_a yet_o at_o the_o last_o some_o of_o its_o part_n be_v so_o combine_v as_o to_o form_v little_a parcel_n of_o amber_n almost_o spherical_a in_o shape_n which_o adhere_v partly_o to_o the_o side_n and_o partly_o to_o the_o bottom_n of_o the_o vessel_n body_n solidity_n may_v proceed_v from_o the_o interposition_n of_o the_o minute_n part_v of_o another_o body_n but_o there_o be_v yet_o other_o way_n by_o which_o body_n may_v become_v compact_a and_o solid_a as_o first_o by_o the_o insinuation_n of_o small_a particle_n of_o matter_n into_o their_o pore_n and_o recess_n which_o may_v produce_v their_o effect_n various_a way_n first_o by_o drive_v out_o those_o particle_n which_o be_v dispose_v to_o motion_n hinder_v the_o cohesion_n of_o the_o fluid_a part_n second_o by_o obstruct_v the_o motion_n of_o the_o fluid_a part_n and_o three_o by_o alter_v the_o constituent_a part_n of_o the_o fluid_a so_o as_o to_o render_v they_o unapt_a for_o motion_n and_o inclinable_a to_o a_o mutual_a cohesion_n so_o the_o particle_n which_o constitute_v rennet_n by_o unite_n with_o some_o part_n of_o the_o milk_n they_o be_v mix_v with_o link_v they_o together_o and_o cause_v they_o to_o unite_v into_o a_o coagulum_fw-la and_o that_o the_o part_n of_o the_o rennet_n cause_v they_o to_o coagulate_v and_o that_o they_o unite_v those_o viscid_a part_n and_o link_v they_o together_o be_v plain_a since_o it_o be_v a_o usual_a complaint_n that_o the_o cheese_n make_v where_o rennet_n be_v use_v taste_v very_o strong_a of_o it_o and_o that_o the_o coagulate_a virtue_n depend_v on_o the_o saline_n part_v of_o the_o rennet_n appear_v since_o other_o acid._n liquor_n have_v the_o like_a effect_n in_o coagulate_v milk_n as_o juice_n of_o limmons_n etc._n etc._n as_o also_o a_o very_a small_a quantity_n of_o oil_n of_o vitriol_n artificial_o mix_v with_o it_o to_o which_o i_o shall_v add_v that_o some_o year_n past_a i_o prepare_v a_o certain_a salt_n endue_v with_o quality_n not_o unlike_o those_o ascribe_v to_o glauber_n sal_fw-la mirabilis_fw-la which_o will_v not_o only_o like_o other_o salt_n when_o dissolve_v in_o water_n upon_o evaporation_n shoot_v into_o crystal_n itself_o but_o also_o will_v coagulate_v and_o crystallize_v a_o treble_a quantity_n of_o water_n with_o they_o which_o will_v so_o far_o put_v on_o the_o nature_n of_o a_o salt_n as_o to_o become_v brittle_a and_o to_o be_v reducible_a to_o powder_n powder_n a_o liquor_n turn_v into_o a_o consistent_a body_n by_o the_o addition_n of_o a_o powder_n and_o it_o may_v not_o be_v fruitless_a here_o to_o subjoin_v that_o though_o the_o particle_n of_o oil_n of_o vitriol_n be_v in_o so_o violent_a a_o agitation_n as_o to_o acquire_v a_o sensible_a heat_n upon_o their_o mixture_n with_o some_o body_n yet_o i_o so_o alter_v the_o texture_n of_o that_o liquor_n as_o by_o a_o mixture_n of_o a_o certain_a whitish_a powder_n of_o my_o own_o preparation_n to_o render_v it_o a_o consistent_a body_n in_o which_o experiment_n it_o be_v observable_a that_o several_a day_n after_o the_o oil_n be_v coagulate_v the_o powder_n remain_v undissolve_v in_o the_o bottom_n of_o the_o viol_n so_o that_o the_o coagulation_n seem_v to_o be_v effect_v by_o some_o subtle_a effluvia_fw-la insinuate_v themselves_o into_o the_o pore_n of_o the_o liquor_n to_o this_o experiment_n i_o shall_v subjoin_v another_o in_o which_o the_o same_o effect_n be_v produce_v by_o leave_v oil_n of_o vitriol_n upon_o crystal_n
fluidity_n and_o firmness_n depend_v on_o texture_n and_o the_o motion_n or_o rest_n of_o the_o insensible_a part_n of_o matter_n the_o experiment_n be_v that_o have_v make_v a_o solution_n of_o coral_n in_o vinegar_n so_o strong_a that_o part_n of_o it_o fall_v to_o the_o bottom_n i_o pour_v dephlegm_v spirit_n of_o wine_n upon_o the_o clear_a decantated_a liquor_n so_o gentle_o that_o it_o may_v swim_v upon_o it_o for_o some_o time_n where_o it_o be_v suprize_v that_o upon_o a_o violent_a agitation_n the_o two_o liquor_n be_v mix_v together_o unite_v into_o a_o concrete_a so_o firm_a as_o not_o to_o afford_v the_o least_o drop_n of_o a_o fluid_a liquor_n yet_o by_o add_v a_o equal_a quantity_n or_o thereabouts_o of_o spirit_n of_o nitre_n it_o will_v again_o lay_v down_o that_o viscidity_n and_o become_v a_o transparent_a liquor_n and_o here_o it_o will_v not_o be_v amiss_o to_o specify_v that_o this_o experiment_n be_v so_o difficult_a that_o it_o scarce_o succeed_v without_o a_o great_a deal_n of_o caution_n for_o first_o if_o the_o tincture_n be_v not_o strong_a enough_o or_o the_o spirit_n of_o wine_n not_o rectify_v the_o coagulation_n will_v be_v but_o partial_a and_o not_o so_o quick_a second_o the_o experiment_n have_v succeed_v in_o a_o wide-mouthed_a glass_n where_o it_o have_v a_o free_a access_n of_o air_n though_o it_o will_v not_o in_o one_o which_o be_v close_o three_o upon_o a_o infusion_n of_o spirit_n of_o nitre_n the_o mixture_n must_v be_v stir_v with_o a_o instrument_n make_v of_o gold_n wood_n or_o glass_n lest_o the_o menstruum_fw-la corrode_a it_o shall_v render_v the_o experiment_n unsuccessful_a and_o four_o the_o quantity_n of_o each_o of_o these_o ingredient_n be_v hard_o to_o be_v define_v by_o reason_n of_o the_o difference_n in_o respect_n of_o the_o strength_n of_o the_o tincture_n and_o the_o spirituousness_n of_o the_o spirit_n but_o it_o be_v rather_o to_o be_v learn_v by_o vary_v the_o proportion_n if_o the_o first_o trial_n do_v not_o succeed_v have_v make_v this_o progress_n in_o the_o history_n of_o fluidity_n and_o firmness_n it_o may_v be_v seasonable_a to_o pass_v on_o and_o consider_v those_o other_o quality_n relate_v to_o it_o as_o hardness_n brittleness_n softness_n etc._n etc._n but_o remember_v the_o advice_n give_v by_o some_o of_o the_o ancient_n noscenda_fw-la est_fw-la mensura_fw-la svi_fw-la i_o shall_v leave_v they_o for_o other_o who_o be_v better_a able_a and_o more_o at_o leisure_n be_v content_a that_o i_o have_v explain_v the_o two_o former_a quality_n more_o intelligible_o than_o some_o of_o the_o peripatetic_n or_o chemist_n have_v lay_v open_a a_o way_n to_o accommodate_v chemical_a experiment_n to_o the_o explanation_n of_o fluidity_n and_o firmness_n so_o as_o to_o deduce_v those_o quality_n from_o more_o intelligible_a principle_n viz._n size_n shape_n and_o motion_n chap._n fourteen_o a_o essay_n of_o the_o intestine_a motion_n of_o the_o particle_n of_o quiescent_a solid_n 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priori_fw-la deduce_v from_o the_o doctrine_n of_o the_o epicurean_a and_o cartesian_a principle_n for_o shall_v we_o allow_v the_o world_n to_o arise_v from_o a_o casual_a concourse_n of_o atom_n and_o that_o there_o be_v actual_a motion_n in_o all_o of_o they_o it_o will_v not_o be_v absurd_a to_o think_v that_o though_o in_o form_v concretes_n they_o be_v usual_o wound_v one_o within_o another_o yet_o there_o be_v a_o continual_a endeavour_n to_o elasticity_n by_o which_o they_o continual_o strive_v to_o disentangle_v themselves_o and_o to_o fly_v away_o and_o consequent_o the_o result_n of_o those_o endeavour_n must_v be_v a_o motion_n among_o those_o atom_n and_o on_o the_o other_o side_n shall_v we_o with_o cartesius_n allow_v a_o continual_a circulation_n of_o a_o materia_fw-la subtilis_fw-la through_o the_o pore_n of_o body_n we_o may_v imagine_v that_o the_o insensible_a atom_n which_o constitute_v that_o body_n will_v be_v shake_v and_o disturb_v by_o it_o though_o not_o so_o much_o as_o to_o be_v perceive_v by_o sense_n so_o in_o the_o summer_n the_o leave_n be_v carry_v off_o the_o tree_n with_o gentle_a gale_n of_o wind_n which_o be_v not_o perceive_v by_o those_o that_o stand_v some_o distance_n off_o but_o not_o to_o enlarge_v upon_o this_o point_n it_o may_v appear_v from_o several_a of_o the_o phaenomena_n mention_v above_o in_o the_o history_n of_o fluidity_n that_o the_o particle_n of_o body_n may_v be_v in_o motion_n though_o that_o motion_n be_v not_o discern_v and_o particular_o that_o of_o water_n where_o though_o its_o part_n be_v in_o a_o very_a various_a motion_n yet_o to_o sense_n they_o seem_v to_o be_v as_o much_o at_o rest_n as_o those_o which_o form_n the_o glass_n in_o which_o the_o water_n be_v contain_v and_o that_o there_o may_v be_v a_o like_a motion_n in_o the_o substance_n of_o silver_n or_o iron_n may_v be_v argue_v from_o what_o be_v evident_a to_o the_o touch_n or_o by_o throw_v water_n upon_o they_o when_o hot_a it_o be_v peculiar_a property_n in_o they_o when_o hot_a to_o burn_v the_o finger_n and_o to_o set_v the_o water_n boil_v and_o the_o like_a quality_n though_o not_o so_o violent_a may_v be_v raise_v without_o the_o help_n of_o fire_n by_o bare_o hammer_v of_o iron_n or_o silver_n they_o not_o only_o by_o that_o mean_n acquire_v a_o power_n to_o heat_n but_o likewise_o to_o raise_v water_n into_o vapour_n solid_n argument_n to_o prove_v motion_n in_o solid_n but_o if_o to_o this_o it_o shall_v be_v object_v that_o though_o the_o motion_n be_v indiscernible_a yet_o the_o agent_n that_o give_v it_o that_o motion_n be_v not_o since_o we_o can_v discern_v how_o those_o quality_n be_v add_v to_o it_o and_o how_o the_o alteration_n be_v wrought_v i_o answer_v that_o though_o a_o vigorous_a loadstone_n appear_v to_o be_v draw_v along_o its_o axis_n and_o back_o again_o the_o alteration_n be_v not_o visible_a in_o the_o body_n of_o the_o iron_n yet_o it_o certain_o lose_v after_o it_o have_v acquire_v those_o noble_a faculty_n viz._n it_o be_v attract_v and_o direct_v virtue_n proper_o belong_v to_o magnetical_a body_n but_o that_o there_o may_v be_v in_o metal_n a_o motion_n though_o not_o discernible_a be_v further_a evident_a in_o a_o bell_n which_o a_o long_a time_n after_o it_o have_v be_v strike_v with_o the_o clapper_n continue_v to_o put_v the_o air_n into_o a_o undulate_a motion_n and_o thereby_o to_o cause_v very_o odd_a sound_n which_o must_v be_v a_o argument_n that_o the_o partieles_n of_o that_o bell_n be_v in_o a_o very_a nimble_a agitation_n otherwise_o they_o can_v not_o communicate_v motion_n to_o the_o circumambient_a air_n and_o thereby_o cause_v such_o a_o noise_n in_o the_o ear._n but_o i_o must_v confess_v there_o be_v two_o difficulty_n answer_v objection_n answer_v which_o occur_v to_o what_o i_o have_v be_v offer_v as_o first_o that_o it_o be_v hard_o to_o imagine_v how_o the_o internal_a part_n of_o such_o solid_a body_n shall_v be_v work_v upon_o by_o agent_n so_o weak_a as_o the_o air_n and_o especial_o some_o part_n of_o matter_n more_o minute_n which_o be_v disperse_v through_o it_o and_o second_o it_o may_v be_v question_v how_o any_o part_n of_o matter_n can_v be_v move_v so_o slow_a if_o at_o all_o as_o to_o be_v so_o long_o in_o move_v from_o the_o internal_a part_n of_o a_o needle_n to_o the_o superficies_n as_o our_o hypothesis_n require_v but_o to_o the_o first_o i_o answer_v that_o those_o external_n part_n be_v not_o the_o sole_a cause_n of_o these_o motion_n but_o only_a assistant_n to_o the_o principal_a which_o be_v evident_a from_o what_o have_v late_o be_v note_v concern_v the_o connate_a disposition_n to_o motion_n attribute_v to_o matter_n according_a to_o the_o epicurean_a and_o cartesian_a philosophy_n and_o by_o the_o effect_n of_o a_o loadstone_n upon_o the_o needle_n we_o may_v be_v teach_v to_o guess_v what_o
part_n be_v check_v by_o cold._n but_o leave_v this_o plausible_a though_o not_o satisfactory_a experiment_n i_o shall_v proceed_v to_o another_o which_o be_v this_o have_v fill_v a_o glass_n bubble_n capable_a of_o contain_v about_o three_o ounce_n with_o near_a equal_a part_n of_o oil_n of_o vitriol_n and_o water_n half_o a_o dozen_o iron_n nail_n be_v cast_v into_o it_o we_o stop_v the_o cylindrical_a neck_n of_o the_o tube_n with_o diapalma_n so_o close_o as_o to_o exclude_v the_o air_n altogether_o which_o be_v do_v we_o immerse_v the_o neck_n of_o this_o bubble_n into_o a_o glass_n vessel_n full_a of_o the_o same_o liquor_n and_o in_o a_o little_a time_n perceive_v bubble_n to_o rise_v to_o the_o top_n of_o it_o be_v raise_v by_o the_o heat_n produce_v by_o the_o action_n of_o the_o oil_n upon_o the_o nail_n and_o this_o air_n be_v so_o much_o increase_v in_o a_o little_a time_n as_o to_o depress_v the_o water_n quite_o out_o of_o the_o bubble_n into_o the_o cylindrical_a neck_n of_o it_o but_o lest_o that_o pressure_n shall_v be_v think_v to_o proceed_v from_o the_o agitation_n of_o those_o insensible_a part_n of_o matter_n we_o observe_v that_o though_o the_o vessel_n be_v expose_v to_o the_o air_n for_o four_o day_n to_o give_v the_o motion_n of_o the_o part_n time_n to_o cease_v have_v the_o effect_n proceed_v from_o they_o we_o observe_v that_o the_o liquor_n all_o that_o time_n continue_v depress_v the_o space_n beforemention_v be_v fill_v with_o air._n and_o what_o be_v worthy_a to_o be_v note_v upon_o a_o small_a degree_n of_o heat_n approach_v the_o bubble_n the_o include_v air_n be_v further_o dilate_v and_o the_o like_a phaenomena_n succeed_v upon_o a_o trial_n with_o nail_n corrode_v in_o aqua_fw-la fortis_fw-la from_o which_o experiment_n it_o may_v be_v infer_v that_o if_o water_n be_v not_o convertible_a into_o air_n yet_o it_o seem_v probable_a that_o it_o may_v be_v generate_v anew_o and_o that_o air_n and_o water_n be_v mutual_o convertible_a into_o each_o other_o may_v further_o be_v urge_v as_o nothing_o but_o what_o the_o aristotelian_o teach_v and_o allow_v of_o but_o we_o shall_v rather_o urge_v that_o if_o what_o democritus_n lucippus_n and_o epicurus_n together_o with_o other_o naturalist_n teach_v be_v allow_v of_o viz._n that_o the_o quality_n of_o body_n depend_v on_o the_o different_a figure_n shape_v and_o texture_n of_o the_o part_n of_o matter_n they_o consist_v of_o it_o will_v be_v reasonable_a enough_o to_o think_v that_o the_o texture_n of_o the_o part_n of_o water_n be_v alter_v they_o may_v acquire_v the_o several_a quality_n of_o air_n since_o it_o be_v certain_a that_o the_o part_n of_o matter_n may_v by_o a_o lucky_a concourse_n of_o cause_n become_v springy_a so_o silver_n by_o be_v beat_v with_o a_o hammer_n acquire_v springiness_n which_o it_o lose_v by_o be_v heat_v in_o the_o fire_n and_o become_v flexible_a experiment_n xxiii_o prosecute_v the_o subject_a of_o the_o former_a experiment_n prosecute_v in_o prosecution_n of_o what_o be_v deliver_v in_o the_o forego_n experiment_n we_o fill_v a_o glass_n call_v a_o philosophical_a egg_n with_o common_a water_n about_o a_o foot_n and_o a_o half_a high_a it_o be_v large_a enough_o to_o contain_v about_o nine_o ounce_n and_o the_o diameter_n of_o the_o neck_n be_v at_o the_o top_n half_o a_o inch_n and_o at_o the_o bottom_n a_o inch_n this_o be_v put_v into_o the_o receiver_n and_o the_o pump_n ply_v when_o the_o air_n be_v pretty_a well_o exhaust_v several_a bubble_n rise_v to_o the_o top_n and_o break_v but_o all_o of_o they_o find_v a_o easy_a passage_n through_o the_o water_n do_v not_o elevate_v it_o as_o when_o they_o ascend_v in_o a_o narrow_a cylinder_n but_o upon_o a_o admission_n of_o air_n into_o the_o receiver_n again_o the_o water_n be_v sensible_o depress_v to_o try_v whether_o distil_a water_n be_v more_o subject_a to_o expand_v than_o common_a water_n i_o put_v two_o ounce_n of_o it_o into_o a_o glass_n 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stem_n we_o place_v it_o in_o the_o receiver_n together_o with_o the_o like_a vessel_n fill_v to_o the_o same_o height_n with_o water_n and_o upon_o draw_v out_o the_o air_n the_o bubble_n be_v not_o only_o more_o copious_a than_o those_o of_o the_o water_n but_o rise_v much_o soon_o as_o well_o as_o long_o continue_v till_o the_o pumper_n be_v quite_o tire_v with_o pump_v and_o what_o be_v very_o remarkable_a in_o this_o experiment_n be_v that_o when_o the_o oil_n be_v put_v into_o the_o receiver_n before_o the_o receiver_n can_v be_v close_v and_o the_o pump_n put_v into_o action_n it_o subside_v near_o half_a a_o inch_n in_o the_o stem_n have_v put_v oil_n of_o turpentine_n into_o a_o glass_n bubble_n we_o observe_v that_o it_o afford_v a_o good_a quantity_n of_o bubble_n which_o expanded_a themselves_o in_o their_o ascent_n and_o will_v sometime_o raise_v the_o oil_n in_o the_o tube_n so_o much_o as_o to_o make_v it_o run_v over_o but_o beside_o the_o forego_n we_o try_v the_o like_a experiment_n with_o other_o liquor_n among_o which_o a_o strong_a solution_n of_o salt_n of_o tartar_n afford_v very_o few_o bubble_n and_o those_o much_o late_a than_o other_o liquor_n spirit_n of_o vinegar_n likewise_o yield_v very_o few_o red_a wine_n afford_v bubble_n pretty_a plentiful_o which_o change_v place_n by_o move_v in_o a_o oblique_a ascent_n and_o form_v a_o sort_n of_o froth_n near_o the_o top_n which_o present_o disappear_v milk_n afford_v plentiful_a bubble_n which_o elevate_v that_o liquor_n more_o than_o common_a water_n we_o likewise_o put_v egg_n into_o the_o receiver_n to_o see_v whether_o the_o substance_n contain_v in_o the_o shell_n will_v break_v they_o leave_v the_o film_n within_o it_o whole_a as_o that_o substance_n freeze_v have_v do_v but_o it_o succeed_v not_o we_o put_v spirit_n of_o urine_n into_o a_o glass_n egg_n fill_v another_o up_o to_o the_o middle_a of_o the_o neck_n with_o common_a water_n to_o which_o we_o add_v as_o much_o spirit_n of_o wine_n as_o raise_v it_o half_o a_o inch_n high_o and_o into_o a_o glass_n which_o differ_v from_o the_o former_a only_o in_o have_v a_o flat_a bottom_n we_o pour_v rectify_v spirit_n of_o wine_n till_o it_o rise_v to_o â…”_n of_o the_o neck_n and_o the_o edge_n of_o these_o three_o be_v mark_v we_o put_v they_o into_o a_o receiver_n upon_o the_o exsuction_n of_o the_o air_n the_o mixture_n of_o water_n and_o spirit_n of_o wine_n afford_v very_o few_o bubble_n the_o spirit_n of_o urinal_n swell_v near_o a_o inch_n and_o a_o half_a above_o the_o mark_n afford_v store_n of_o bubble_n which_o form_v a_o froth_n upon_o which_o several_a large_a bubble_n lay_v which_o be_v place_v one_o above_o another_o to_o the_o top_n of_o the_o tube_n the_o spirit_n of_o wine_n afford_v bubble_n till_o we_o be_v weary_a
of_o pump_v which_o ascend_v very_o swift_o and_o immediate_o disappear_v at_o the_o top_n first_o lift_v up_o the_o surface_n of_o that_o spirituous_a liquor_n so_o as_o to_o form_v a_o thin_a film_n and_o it_o be_v further_o observable_a that_o the_o motion_n of_o these_o bubble_n in_o their_o ascent_n be_v in_o a_o strait_a line_n whereas_o those_o of_o the_o water_n and_o wine_n make_v a_o line_n which_o on_o each_o side_n appear_v like_o the_o tooth_n of_o a_o see_v and_o last_o in_o this_o spirit_n we_o take_v notice_n that_o the_o order_n which_o these_o bubble_n ascend_v in_o be_v in_o line_n parallel_v and_o of_o a_o equal_a distance_n from_o each_o other_o the_o bubble_n likewise_o follow_v each_o other_o in_o such_o a_o order_n as_o to_o form_v a_o sort_n of_o bracelet_n one_o end_n of_o which_o seem_v to_o rise_v from_o a_o certain_a point_n at_o the_o bottom_n of_o the_o glass_n when_o air_n return_v into_o the_o receiver_n the_o bubble_n on_o the_o spirit_n of_o wine_n gradual_o subside_v yet_o neither_o that_o nor_o the_o mixture_n of_o water_n and_o spirit_n be_v depress_v below_o the_o mark_n but_o the_o spirit_n of_o wine_n continue_v expanded_a near_o half_a a_o inch_n which_o i_o find_v to_o succeed_v upon_o several_a trial_n experiment_n xxv_o water_n concern_v the_o air_n be_v gravity_n and_o expansion_n under_o water_n have_v fill_v a_o wide-mouthed_a jar_n with_o about_o half_a a_o pint_n of_o common_a water_n we_o sink_v two_o glass-viol_n who_o shape_n and_o size_n be_v represent_v by_o the_o eight_o figure_n one_o of_o which_o contain_v just_a so_o much_o of_o a_o ponderous_n mercurial_a mixture_n as_o be_v requisite_a to_o sink_v it_o when_o cover_v with_o white_a wax_n the_o other_o be_v weigh_v down_o by_o water_n and_o the_o mouth_n be_v downward_o the_o quantity_n of_o water_n contain_v in_o the_o former_a fill_v three_o part_n of_o four_o of_o the_o glass_n the_o air_n contain_v in_o the_o latter_a be_v equal_a in_o dimension_n to_o a_o pea._n these_o be_v let_v down_o into_o the_o receiver_n upon_o ply_v the_o pump_n at_o the_o last_o so_o many_o bubble_n rise_v up_o to_o that_o which_o swim_v upon_o the_o water_n as_o be_v able_a by_o expand_v themselves_o to_o cause_v some_o of_o the_o water_n to_o fly_v out_o and_o make_v the_o viol_n emerge_n to_o the_o top_n of_o the_o water_n contain_v in_o the_o jar_n where_o at_o every_o exsuction_n it_o continue_v to_o expand_v till_o it_o be_v able_a to_o raise_v up_o the_o side_n of_o the_o viol_n and_o in_o part_n to_o evacuate_v itself_o upon_o which_o it_o present_o swim_v upon_o the_o water_n as_o before_o and_o eight_o time_n after_o discharge_v a_o bubble_n of_o air_n about_o the_o size_n of_o a_o pea_n but_o when_o we_o permit_v the_o air_n to_o enter_v in_o again_o it_o present_o subside_v to_o the_o bottom_n as_o for_o the_o other_o it_o continue_v at_o the_o bottom_n all_o the_o while_n but_o some_o time_n after_o the_o pump_n be_v ply_v it_o raise_v itself_o considerable_o but_o about_o sixty_o parcel_n of_o air_n as_o big_a as_o pea_n find_v vent_n and_o get_v out_o it_o present_o subside_v though_o upon_o a_o further_a expansion_n of_o the_o air_n it_o rise_v again_o and_o subside_v which_o successive_a ascent_n and_o descent_n it_o continue_v nine_o time_n after_o after_o the_o pump_n cease_v work_v but_o when_o the_o air_n be_v again_o let_v in_o it_o be_v present_o fix_v at_o the_o bottom_n from_o which_o experiment_n that_o hydrostatical_a rule_n that_o a_o body_n will_v swim_v in_o the_o water_n if_o it_o be_v light_a than_o its_o equal_a proportion_n in_o bulk_n will_v appear_v to_o be_v likewise_o true_a when_o the_o weight_n of_o the_o atmosphere_n be_v take_v off_o experiment_n xxvi_o pendulum_n concern_v the_o vibration_n of_o a_o pendulum_n it_o be_v usual_o teach_v that_o the_o motion_n of_o a_o pendulum_n be_v something_o quick_a according_o as_o the_o medium_fw-la it_o move_v in_o be_v thin_a we_o suspend_v one_o which_o weigh_v about_o twenty_o drachm_n in_o our_o receiver_n fix_v it_o to_o the_o cover_n by_o a_o piece_n of_o silk_n and_o have_v fix_v another_o of_o a_o equal_a weight_n without_o the_o receiver_n we_o give_v they_o both_o a_o equal_a motion_n and_o observe_v that_o whilst_o the_o latter_a make_v twenty_o vibration_n the_o former_a count_v twenty_o but_o the_o pendulum_n be_v afterward_o put_v into_o motion_n in_o the_o exhaust_a receiver_n and_o likewise_o in_o the_o same_o receiver_n before_o it_o be_v exhaust_v continue_v its_o vibration_n to_o a_o equal_a space_n of_o time_n in_o both_o so_o that_o from_o what_o we_o can_v observe_v the_o difference_n of_o the_o vibration_n in_o air_n and_o that_o more_o rarify_v medium_fw-la viz._n the_o exhaust_a receiver_n be_v scarce_o sensible_a experiment_n xxvii_o sound_n concern_v the_o propagation_n of_o sound_n it_o have_v be_v the_o receive_a opinion_n of_o the_o school_n that_o the_o air_n be_v the_o medium_fw-la through_o which_o sound_n be_v convey_v but_o the_o industrious_a kircher_n have_v observe_v that_o if_o a_o bell_n be_v fix_v in_o the_o upper_a end_n of_o a_o tube_n and_o upon_o make_v the_o experiment_n de_fw-fr vacuo_fw-la be_v leave_v there_o a_o loadstone_n apply_v to_o the_o side_n of_o the_o tube_n will_v attract_v the_o steel-clapper_n which_o upon_o a_o removal_n of_o that_o loadstone_n will_v fall_v upon_o the_o other_o side_n of_o the_o bell_n and_o cause_v a_o audible_a sound_n he_o thence_o infer_v that_o the_o medium_fw-la through_o which_o sound_n be_v convey_v must_v be_v much_o more_o subtle_a than_o the_o air._n but_o to_o evince_v the_o contrary_a we_o suspend_v a_o watch_n in_o our_o receiver_n by_o a_o packthread_n and_o observe_v that_o the_o sound_n be_v not_o only_o audible_a at_o the_o side_n of_o the_o receiver_n but_o that_o that_o which_o be_v likewise_o perceive_v by_o the_o ear_n hold_v near_o the_o cover_n be_v different_a from_o that_o which_o we_o hear_v at_o the_o side_n of_o the_o receiver_n but_o the_o air_n be_v draw_v out_o we_o can_v not_o perceive_v the_o least_o sound_n though_o the_o motion_n of_o the_o minute_n assure_v we_o that_o the_o pendulum_n continue_v its_o motion_n yet_o upon_o admit_v of_o air_n again_o into_o the_o receiver_n the_o sound_n be_v again_o renew_v which_o experiment_n seem_v to_o evince_v that_o the_o air_n be_v the_o chief_a medium_fw-la through_o which_o sound_n be_v convey_v yet_o it_o be_v not_o a_o little_a strange_a that_o so_o slight_a a_o stroke_n as_o that_o of_o the_o pendulum_n shall_v give_v such_o a_o impulse_n to_o the_o ambient_fw-la air_n as_o to_o enable_v it_o to_o communicate_v a_o motion_n to_o the_o side_n of_o the_o receiver_n strong_a enough_o to_o put_v the_o external_n air_n into_o a_o undulate_a motion_n but_o have_v support_v a_o bell_n in_o the_o middle_a of_o our_o receiver_n by_o a_o large_a stick_n which_o reach_v from_o one_o side_n to_o the_o other_o the_o diameter_n of_o the_o bell_n be_v about_o two_o inch_n we_o observe_v that_o though_o the_o sound_v in_o the_o receiver_n be_v not_o equal_o as_o sharp_a as_o in_o the_o open_a air_n yet_o there_o be_v no_o considerable_a variation_n when_o the_o air_n be_v draw_v out_o which_o evince_n that_o a_o subtle_a medium_fw-la than_o the_o air_n be_v not_o altogether_o incapable_a of_o propagate_a sound_n no_o more_o than_o air_n however_o in_o the_o forego_n experiment_n try_v with_o a_o bell_n suspend_v in_o a_o glass-tube_n it_o may_v not_o without_o reason_n be_v suspect_v that_o the_o cavity_n of_o the_o tube_n be_v not_o whole_o void_a of_o air_n since_o experience_n inform_v we_o that_o it_o be_v impossible_a to_o fill_v the_o glass-cylind_a so_o as_o to_o keep_v the_o upper_a part_n of_o the_o tube_n void_a of_o air_n since_o the_o airy_a part_n lodge_v in_o the_o pore_n of_o the_o mercury_n fly_v up_o into_o it_o and_o further_o on_o this_o occasion_n to_o show_v how_o far_o the_o air_n be_v the_o principal_a medium_fw-la of_o sound_n we_o may_v allege_v that_o it_o be_v observable_a in_o a_o former_a experiment_n that_o though_o upon_o the_o strike_n of_o fire_n with_o the_o lock_n of_o a_o pistol_n in_o our_o receiver_n the_o sound_n be_v audible_a yet_o it_o be_v much_o more_o dead_a than_o when_o make_v in_o the_o open_a air_n and_o the_o like_a variation_n be_v observable_a in_o all_o other_o sound_v make_v in_o our_o receiver_n experiment_n xxviii_o air._n the_o eruption_n of_o bubble_n from_o water_n upon_o the_o removal_n of_o the_o air._n for_o a_o further_a confirmation_n of_o what_o have_v be_v deliver_v in_o the_o xxth_z experiment_n viz._n that_o the_o air_n include_v in_o our_o receiver_n make_v as_o strong_a a_o pressure_n upon_o body_n encompass_v by_o it_o as_o if_o they_o be_v
expose_v to_o the_o pressure_n of_o the_o atmosphere_n we_o put_v a_o viol_n fill_v with_o water_n and_o well_o stop_v into_o our_o receiver_n and_o upon_o a_o exsuction_n of_o the_o air_n find_v no_o sensible_a alteration_n but_o another_o which_o be_v not_o so_o close_o stop_v be_v put_v in_o we_o observe_v that_o the_o air_n include_v in_o the_o bottle_n upon_o the_o surface_n of_o the_o water_n make_v its_o way_n out_o several_a bubble_n present_o appear_v in_o the_o bottom_n of_o the_o water_n from_o which_o trial_n it_o appear_v that_o whilst_o the_o air_n be_v include_v the_o water_n appear_v as_o if_o press_v upon_o by_o the_o atmosphere_n but_o in_o order_n to_o a_o further_a prosecution_n of_o our_o design_n in_o this_o experiment_n we_o fill_v a_o glass-egg_n with_o water_n and_o suspend_v it_o by_o a_o string_n to_o the_o cover_n so_o that_o by_o turn_v the_o glass-stopper_n in_o the_o middle_n of_o the_o cover_n we_o so_o screw_v up_o the_o neck_n of_o the_o egg_n as_o to_o break_v it_o and_o thereby_o make_v way_n for_o the_o exclusion_n of_o the_o air_n upon_o which_o a_o number_n of_o bubble_n present_o rise_v in_o the_o water_n so_o as_o to_o represent_v a_o shower_n of_o rain_n invert_v but_o this_o experiment_n may_v be_v try_v with_o less_o trouble_n in_o one_o of_o our_o little_a receiver_n where_o the_o exsuction_n of_o the_o air_n be_v more_o expeditious_a in_o one_o of_o which_o the_o experiment_n be_v make_v with_o red_a wine_n instead_o of_o water_n it_o appear_v immediate_o frothy_a like_a bottle-ale_n though_o open_v less_o cautious_o experiment_n xxix_o vapour_n the_o reason_n of_o the_o ascent_n of_o fume_n and_o vapour_n to_o show_v whether_o the_o ascent_n of_o fume_n and_o vapour_n be_v rather_o promote_v by_o the_o ambient_fw-la pressure_n of_o the_o air_n than_o that_o their_o ascent_n depend_v on_o their_o own_o positive_a lightness_n i_o convey_v a_o certain_a liquor_n which_o i_o have_v former_o make_v for_o other_o purpose_n into_o our_o receiver_n it_o consist_v of_o metalline_a ingredient_n which_o upon_o unstop_v of_o the_o bottle_n will_v emit_v copious_a steam_n like_o the_o powder_n of_o alabaster_n but_o upon_o stop_v of_o it_o again_o the_o upper_a part_n of_o the_o bottle_n as_o well_o as_o the_o liquor_n become_v transparent_a and_o this_o liquor_n be_v convey_v into_o our_o receiver_n with_o a_o weight_n affix_v to_o the_o bottom_n of_o the_o viol_n to_o keep_v it_o from_o rise_v up_o when_o the_o cork_n be_v pull_v out_o we_o tie_v a_o string_n to_o the_o cork_n and_o the_o other_o end_n to_o the_o receiver_n and_o have_v close_v it_o up_o and_o pump_v out_o the_o air_n we_o screw_v the_o cork_n out_o of_o the_o bottle_n and_o observe_v that_o though_o some_o part_n of_o the_o air_n include_v in_o the_o bottle_n raise_v a_o few_o yet_o the_o fume_n do_v not_o rise_v as_o when_o expose_v to_o the_o open_a air_n but_o lift_v up_o themselves_o by_o their_o own_o agitation_n rise_v to_o the_o top_n of_o the_o viol_n and_o no_o high_a but_o run_v down_o the_o outside_n of_o the_o glass_n in_o stream_n which_o continue_v till_o the_o ingress_n of_o air_n be_v permit_v to_o put_v a_o stop_n to_o that_o phaenomenon_n but_o as_o soon_o as_o the_o bottle_n be_v take_v out_o into_o the_o open_a air_n fume_n plentiful_o rise_v as_o before_o from_o whence_o it_o appear_v that_o steam_n in_o a_o medium_fw-la thin_a than_o themselves_o may_v tend_v downward_o experiment_n xxx_o smoak_n the_o nature_n of_o fluid_a body_n illustrate_v by_o smoak_n to_o show_v how_o much_o the_o ambient_fw-la atmosphere_n emulate_v the_o nature_n of_o a_o fluid_a body_n we_o enclose_v a_o light_a match_n in_o our_o little_a receiver_n and_o when_o it_o be_v fill_v with_o smoke_n we_o take_v the_o match_n out_o leave_v the_o smoke_n behind_o close_v the_o receiver_n again_o to_o keep_v it_o from_o fly_v away_o upon_o which_o we_o observe_v that_o the_o smoke_n settle_v itself_o in_o the_o low_a part_n of_o the_o receiver_n so_o far_o emulate_v a_o fluid_a as_o to_o change_v its_o horizontal_a superficies_n as_o the_o glass_n be_v various_o incline_v as_o also_o upon_o a_o more_o violent_a agitation_n of_o the_o vessel_n it_o be_v put_v into_o a_o vibrate_n and_o undulate_v motion_n as_o liquids_n usual_o be_v which_o it_o lose_v again_o by_o degree_n when_o the_o key_n of_o the_o stop-cock_n be_v turn_v part_v of_o it_o will_v flow_v out_o like_o red_a wine_n out_o of_o a_o bottle_n when_o the_o neck_n be_v invert_v and_o immerse_v in_o water_n the_o air_n gradual_o ascend_v into_o the_o receiver_n in_o its_o room_n beside_o which_o phaenomena_n it_o be_v remarkable_a that_o a_o hot_a iron_n be_v hold_v near_o one_o side_n of_o the_o vessel_n the_o smoke_n be_v present_o raise_v in_o a_o stream_n up_o to_o the_o top_n of_o the_o receiver_n keep_v distinct_a superficies_n from_o the_o air_n include_v in_o the_o receiver_n yet_o nevertheless_o upon_o a_o recess_n of_o that_o heat_n it_o will_v again_o subside_o and_o these_o thing_n be_v consider_v as_o likewise_o that_o there_o be_v a_o manifest_a difference_n in_o the_o weight_n of_o proportionable_a quantity_n as_o to_o extension_n of_o other_o liquor_n it_o may_v not_o be_v absurd_a to_o mention_v the_o atmosphere_n among_o other_o liquid_n especial_o since_o beside_o what_o we_o have_v already_o take_v notice_n of_o we_o may_v rational_o suppose_v that_o there_o be_v several_a inequality_n upon_o the_o border_n of_o the_o atmosphere_n as_o well_o as_o upon_o the_o surface_n of_o that_o smoke_n since_o the_o inequality_n of_o its_o upper_a superficies_n be_v not_o altogether_o indiscernible_a if_o we_o look_v upon_o the_o setting-sun_n with_o a_o good_a telescope_n for_o by_o that_o mean_n we_o may_v perceive_v the_o surface_n of_o it_o rough_a with_o several_a inequality_n which_o curl_n along_o like_a wave_n in_o the_o sea_n experiment_n xxxi_o body_n concern_v the_o cohaesion_n of_o flat_a body_n to_o try_v the_o strength_n of_o the_o air_n be_v spring_n when_o rarify_v in_o a_o great_a measure_n by_o exsuction_n in_o our_o receiver_n we_o try_v a_o experiment_n former_o more_o full_o take_v notice_n of_o with_o two_o flat_a polish_a marble_n for_o have_v fasten_v a_o weight_n of_o about_o four_o ounce_n to_o the_o low_a and_o wet_v the_o flat_a superficies_n of_o they_o with_o spirit_n of_o wine_n to_o keep_v the_o air_n from_o get_v betwixt_o they_o we_o put_v they_o into_o our_o receiver_n and_o find_v that_o the_o spring_n of_o the_o air_n after_o several_a exsuction_n be_v strong_a enough_o to_o bear_v up_o the_o under-stone_n and_o to_o keep_v it_o from_o fall_v and_o how_o strong_a the_o cohaesion_n of_o flat_a body_n may_v be_v we_o have_v a_o notable_a instance_n relate_v p._n nic._n zucchius_n apud_fw-la schot_n part._n 1._o mec._n hydraulopneum_fw-la who_o say_v juveni_fw-la lacertorum_fw-la suorum_fw-la robur_fw-la jactanti_fw-la proposita_fw-la semel_fw-la est_fw-la laminea_fw-la aerea_fw-la per_fw-la ansam_fw-la in_o medio_fw-la extantem_fw-la apprehensam_fw-la elevanda_fw-la è_fw-la tabula_fw-la marmorea_fw-la cvi_fw-la optimè_fw-la congruebat_fw-la tum_o instantibus_fw-la amiciss_fw-la manum_fw-la utramque_fw-la admovens_fw-la cum_fw-la luctatus_fw-la diu_fw-la harentem_fw-la removisset_fw-la excusavit_fw-la impotentiam_fw-la objecta_fw-la peregrini_fw-la &_o potentissimi_fw-la glutinis_fw-la interpositione_n quo_fw-la fortissimè_fw-la copulante_fw-la nequiret_fw-la divelli_fw-la donec_fw-la vidit_fw-la ab_fw-la alio_fw-la per_fw-la tabulam_fw-la facillimè_fw-la laminam_fw-la deduci_fw-la &_o ad_fw-la extrema_fw-la productam_fw-la &_o actam_fw-la in_o transversum_fw-la inde_fw-la deportari_fw-la but_o to_o make_v it_o evident_a that_o two_o body_n may_v stick_v together_o by_o have_v their_o surface_n contiguous_a only_o in_o a_o small_a compass_n i_o shall_v subjoin_v a_o experiment_n make_v in_o our_o receiver_n experiment_n xxxii_o stop-cock_n the_o pressure_n of_o the_o outward_a air_n on_o a_o valve_n fix_v to_o the_o external_n orifice_n of_o the_o stop-cock_n have_v exhaust_v our_o receiver_n and_o take_v it_o off_o the_o pump_n we_o apply_v a_o taper_a valve_n of_o brass_n such_o as_o the_o nine_o figure_n represent_v the_o taper_n end_v be_v put_v into_o the_o orifice_n of_o it_o and_o the_o chink_n betwixt_o the_o stop-cock_n and_o the_o glass_n be_v fill_v up_o with_o diachylon_n to_o the_o low_a superficies_n of_o the_o door_n of_o that_o valve_n be_v fix_v a_o button_n to_o which_o a_o scale_n be_v hang_v to_o hold_v weight_n in_o and_o then_o the_o key_n of_o the_o stop-cock_n be_v turn_v the_o atmosphere_n make_v such_o a_o strong_a pressure_n to_o get_v in_o as_o to_o keep_v the_o valve_n close_o to_o the_o orifice_n till_o a_o considerable_a weight_n be_v put_v into_o the_o scale_n and_o then_o the_o weight_n of_o the_o atmosphere_n be_v overpower_v it_o be_v present_o draw_v down_o in_o which_o experiment_n it_o be_v to_o
last_o mention_v experiment_n it_o appear_v that_o it_o be_v possible_a even_o by_o weight_n to_o measure_v how_o far_o nature_n be_v dispose_v to_o prevent_v or_o fill_v vacuity_n since_o a_o small_a difference_n in_o weight_n determine_v by_o depress_v or_o permit_v the_o sucker_n to_o rise_v how_o far_o nature_n abhorrency_n of_o a_o vacuum_n depend_v on_o the_o cause_n we_o have_v so_o often_o mention_v but_o here_o it_o may_v be_v requisite_a to_o advertise_v that_o by_o vacuity_n i_o do_v not_o mean_a space_n altogether_o void_a of_o matter_n but_o void_a of_o such_o as_o may_v be_v perceive_v so_o that_o i_o take_v the_o word_n vacuum_n in_o the_o common_a not_o the_o strict_a and_o philosophical_a sense_n of_o the_o word_n but_o last_o from_o this_o xxxiii_o experiment_n it_o appear_v that_o the_o weight_n of_o the_o atmosphere_n we_o live_v in_o be_v strong_a than_o what_o man_n usual_o think_v it_o be_v and_o probable_o near_o the_o northern_a pole_n it_o be_v much_o strong_a since_o if_o what_o varenius_n observe_v the_o air_n be_v so_o condense_v in_o nova_n zembla_n as_o to_o hinder_v the_o motion_n of_o a_o pendulum_n except_o move_v by_o a_o heavy_a weight_n than_o what_o be_v usual_o make_v use_n of_o in_o our_o climate_n experiment_n xxxiv_o receiver_n attempt_v to_o weigh_v light_a body_n in_o our_o receiver_n to_o try_v whether_o the_o aequilibrium_fw-la of_o two_o body_n of_o a_o equal_a weight_n in_o the_o air_n but_o of_o unequal_a dimension_n will_v be_v lose_v in_o our_o receiver_n as_o it_o usual_o be_v in_o water_n by_o reason_n of_o a_o great_a quantity_n of_o water_n buoy_v up_o against_o that_o who_o dimension_n be_v most_o extensive_a i_o take_v a_o bladder_n half_n full_a of_o air_n and_o tie_v it_o to_o one_o end_n of_o our_o balance_n which_o turn_v with_o the_o 32_o part_n of_o a_o grain_n which_o be_v counterpoise_v with_o a_o weight_n in_o the_o other_o scale_n we_o let_v it_o down_o into_o the_o receiver_n and_o have_v close_v it_o up_o upon_o a_o exsuction_n of_o the_o air_n we_o find_v the_o bladder_n to_o dilate_v and_o manifest_o to_o preponderate_v but_o upon_o admit_v the_o air_n into_o the_o receiver_n again_o the_o bladder_n be_v over-poised_a by_o the_o weight_n but_o leave_v they_o in_o the_o receiver_n all_o night_n the_o bladder_n imbibe_v so_o much_o of_o the_o external_n moisture_n as_o to_o weigh_v that_o end_n of_o the_o balance_n down_o a_o good_a way_n yet_o the_o bladder_n be_v dry_v a_o little_a they_o be_v both_o bring_v to_o a_o aequilibrium_fw-la and_o the_o like_a experiment_n we_o try_v with_o a_o piece_n of_o cork_n instead_o of_o the_o bladder_n and_o observe_v that_o the_o receiver_n be_v evacuate_v as_o well_o as_o upon_o a_o reingress_n of_o the_o air_n the_o cork_n manifest_o preponderate_v experiment_n xxxv_o of_o the_o cause_n of_o filtration_n and_o the_o rise_n of_o water_n in_o the_o syphon_n etc._n etc._n filtration_n the_o cause_n of_o filtration_n to_o try_v whether_o in_o filtration_n the_o rise_n of_o the_o water_n may_v not_o proceed_v from_o the_o impulse_n of_o the_o air_n we_o make_v use_v of_o a_o syphon_n of_o glass_n represent_v by_o the_o three_o figure_n which_o be_v make_v of_o two_o strait_a piece_n and_o a_o crooked_a one_o which_o join_v the_o other_o two_o together_o the_o juncture_n be_v well_o close_v the_o long_a leg_n of_o the_o syphon_n be_v pervious_a only_o at_o the_o small_a end_n so_o as_o to_o suffer_v the_o water_n to_o pass_v through_o it_o but_o both_o the_o end_n of_o the_o short_a leg_n be_v equal_o pervious_a the_o diameter_n of_o their_o boar_n be_v ¼_n of_o a_o inch._n the_o length_n of_o these_o two_o pipe_n be_v about_o a_o foot_n and_o a_o half_a that_o the_o rarify_v air_n in_o the_o receiver_n when_o it_o be_v pretty_a well_o exhaust_v may_v not_o raise_v the_o water_n include_v in_o the_o pipe_n too_o high_a the_o short_a leg_n of_o the_o syphon_n be_v immerse_v two_o or_o three_o inch_n in_o a_o vessel_n of_o water_n the_o other_o end_n be_v fasten_v to_o the_o cover_n which_o thing_n be_v do_v and_o the_o receiver_n close_v up_o we_o begin_v to_o pump_v the_o result_n of_o which_o be_v that_o the_o water_n drop_v out_o of_o the_o low_a leg_n of_o the_o syphon_n as_o if_o it_o have_v be_v expose_v to_o the_o open_a air_n till_o the_o receiver_n be_v in_o some_o measure_n exhaust_v and_o then_o several_a bubble_n rise_v in_o the_o water_n gather_v together_o at_o the_o top_n of_o the_o short_a legged_a syphon_n where_o expand_v themselves_o they_o stop_v the_o course_n of_o the_o water_n that_o in_o the_o long_a leg_n be_v suspend_v in_o the_o tube_n and_o cease_v to_o drop_v and_o the_o water_n in_o the_o short_a leg_n be_v so_o far_o depress_v as_o not_o to_o be_v above_o a_o foot_n high_a but_o as_o soon_o as_o the_o external_n air_n be_v let_v in_o again_o it_o enter_v in_o at_o the_o small_a orifice_n of_o the_o long_a tube_n and_o ascend_v through_o the_o water_n contain_v in_o the_o pipe_n join_v with_o the_o former_a which_o be_v lodge_v in_o the_o upper_a part_n of_o the_o short_a legged_a tube_n but_o to_o prevent_v what_o inconvenience_n ensue_v the_o rise_n of_o these_o bubble_n the_o two_o forementioned_a tube_n be_v place_v so_o as_o to_o meet_v in_o the_o middle_n of_o a_o glass_n viol._n the_o neck_n of_o the_o viol_n be_v close_v up_o with_o cement_n and_o the_o tube_n be_v thus_o fix_v and_o they_o as_o well_o as_o the_o viol_n fill_v with_o water_n the_o syphon_n represent_v by_o the_o five_o figure_n be_v place_v in_o the_o receiver_n with_o its_o short_a leg_n in_o a_o vessel_n of_o water_n upon_o which_o the_o pump_n be_v ply_v the_o long_a syphon_n continue_v to_o drop_v much_o long_a than_o before_o but_o at_o the_o last_o the_o bubble_n which_o rise_v in_o the_o pipe_n be_v so_o dilate_v in_o the_o viol_n as_o to_o press_v down_o into_o the_o end_n of_o the_o tube_n and_o interrupt_v our_o experiment_n though_o what_o we_o observe_v give_v we_o reason_n to_o believe_v that_o the_o air_n contribute_v to_o the_o motion_n of_o the_o water_n through_o the_o syphon_n and_o here_o i_o shall_v subjoin_v that_o i_o once_o have_v a_o very_a slender_a pipe_n which_o when_o hold_v upon_o the_o surface_n of_o the_o water_n in_o a_o perpendicular_a posture_n the_o incumbent_a atmosphere_n press_v so_o much_o more_o on_o the_o surface_n of_o the_o external_n water_n than_o that_o contain_v in_o the_o tube_n that_o the_o water_n be_v raise_v in_o the_o tube_n and_o this_o pipe_n be_v bend_v into_o a_o syphon_n and_o place_v with_o the_o short_a leg_n in_o water_n as_o syphons_n usual_o be_v the_o water_n of_o its_o own_o accord_n rise_v up_o in_o the_o short_a leg_n and_o run_v down_o the_o other_o and_o this_o syphon_n be_v place_v in_o our_o receiver_n to_o try_v what_o alteration_n of_o the_o phaenomenon_n will_v appear_v there_o we_o can_v not_o discern_v any_o sensible_a one_o but_o though_o in_o this_o tube_n just_a now_o mention_v the_o water_n rise_v of_o its_o own_o accord_n yet_o if_o such_o a_o tube_n be_v thrust_v a_o little_a way_n into_o the_o mercury_n instead_o of_o rise_v the_o mercury_n in_o the_o tube_n will_v be_v below_o that_o which_o be_v without_o it_o experiment_n xxxvi_o the_o weight_n of_o air_n in_o the_o exhaust_v receiver_n the_o subtle_a penetrate_a power_n of_o some_o spirit_n above_o that_o of_o the_o air._n the_o cause_n why_o air_n will_v not_o enter_v the_o pore_n of_o some_o body_n which_o water_n will_n the_o weight_n of_o the_o air_n examine_v by_o a_o aeolipile_n the_o proportion_n betwixt_o the_o gravity_n of_o air_n and_o water_n betwixt_o water_n and_o quicksilver_n conjecture_n concern_v the_o weight_n of_o the_o atmosphere_n air._n the_o weight_n of_o the_o air._n notwithstanding_o the_o several_a method_n propropose_v by_o galileo_n and_o other_o to_o try_v the_o weight_n of_o the_o air_n be_v willing_a to_o be_v further_o satisfy_v we_o cause_v a_o oval_a glass_n with_o a_o small_a tube_n at_o one_o end_v to_o be_v blow_v at_o the_o flame_n of_o a_o lamp_n and_o this_o glass_n bubble_n be_v of_o the_o size_n of_o a_o hen_n egg_n be_v fix_v to_o one_o end_v of_o a_o balance_n be_v counterpoise_v by_o a_o weight_n at_o the_o other_o end_n which_o be_v suspend_v in_o our_o receiver_n and_o the_o pump_n set_v on_o work_n the_o bubble_n after_o three_o exsuction_n continue_v to_o preponderate_v more_o and_o more_o till_o the_o air_n be_v let_v in_o again_o and_o then_o the_o balance_n be_v reduce_v to_o its_o former_a aequilibrium_fw-la but_o have_v repeat_v the_o experiment_n with_o a_o additional_a weight_n of_o three_o quarter_n of_o a_o grain_n in_o the_o scale_n opposite_a to_o the_o
bubble_n the_o weight_n of_o the_o air_n include_v in_o the_o bubble_n bring_v the_o balance_n to_o a_o aequilibrium_fw-la when_o the_o air_n be_v draw_v out_o which_o aequilibrium_fw-la be_v again_o lose_v upon_o a_o reingress_n of_o it_o so_o that_o have_v the_o air_n be_v whole_o exhaust_v the_o air_n contain_v in_o the_o bubble_n may_v probable_o have_v weigh_v a_o whole_a grain_n and_o to_o prove_v that_o the_o weight_n of_o the_o air_n do_v real_o depress_v the_o balance_n to_o which_o the_o bubble_n be_v fix_v we_o exhaust_v the_o receiver_n when_o the_o neck_n of_o the_o bubble_n be_v open_a and_o do_v not_o perceive_v that_o end_n of_o the_o balance_n in_o the_o least_o to_o preponderate_v but_o a_o lamb_n bladder_n be_v equal_o poise_v with_o a_o correspondent_a weight_n manifest_o weigh_v down_o the_o balance_n though_o the_o air_n include_v in_o it_o be_v considerable_o expanded_a when_o the_o air_n be_v pump_v out_o of_o the_o receiver_n air._n the_o penetrate_a power_n of_o some_o spirit_n above_o that_o of_o the_o air._n but_o once_o have_v cause_v the_o pump_n to_o be_v ply_v long_o than_o ordinary_a the_o air_n contain_v in_o a_o glass_n bubble_n expanded_a itself_o so_o powerful_o as_o to_o cause_v the_o side_n of_o it_o to_o fly_v in_o piece_n which_o be_v a_o strong_a argument_n of_o the_o closeness_n of_o the_o pore_n of_o the_o glass_n which_o be_v too_o fine_a to_o permit_v the_o air_n to_o pass_v through_o they_o and_o for_o a_o further_a proof_n of_o the_o imperviousness_n of_o glass_n even_o by_o so_o minute_n particle_n as_o those_o of_o the_o air_n i_o shall_v add_v that_o in_o all_o the_o trial_n i_o ever_o make_v i_o but_o once_o find_v that_o a_o spirit_n who_o part_n be_v much_o more_o subtle_a and_o volatile_a than_o air_n i_o say_v i_o but_o once_o find_v that_o a_o spirit_n draw_v from_o a_o substance_n abound_v with_o volatile_a salt_n and_o subtle_a spirit_n make_v way_n through_o the_o pore_n of_o the_o receiver_n which_o unusual_a phenomenon_n probable_o depend_v on_o the_o brisk_a agitation_n of_o those_o spirituous_a part_n increase_v by_o the_o more_o than_o ordinary_a heat_n with_o which_o they_o be_v raise_v for_o the_o motion_n of_o they_o be_v so_o violent_a as_o to_o fill_v the_o receiver_n and_o almost_o burst_v it_o with_o their_o impetuous_a steam_n so_o that_o the_o pore_n of_o the_o glass_n be_v open_v with_o the_o violent_a heat_n several_a of_o they_o penetrate_v those_o pore_n and_o appear_v on_o the_o outside_n of_o the_o glass_n other_o why_o the_o part_n of_o the_o air_n be_v more_o indispose_v to_o pass_v through_o the_o pore_n of_o some_o body_n than_o other_o but_o though_o by_o some_o the_o particle_n of_o the_o air_n be_v think_v to_o be_v able_a to_o penetrate_v glass_n yet_o by_o other_o they_o be_v think_v to_o be_v grosser_n than_o water_n since_o from_o the_o follow_a experiment_n it_o appear_v that_o water_n be_v capable_a of_o penetrate_a body_n and_o of_o be_v compress_v into_o their_o pore_n which_o air_n be_v not_o for_o have_v convey_v a_o small_a bubble_n of_o water_n into_o the_o long_a leg_n of_o a_o syphon_n who_o orifice_n be_v as_o small_a as_o a_o pin_n that_o air_n be_v incapable_a of_o pass_v through_o so_o small_a a_o poor_a keep_v the_o water_n above_o it_o suspend_v in_o the_o tube_n but_o as_o soon_o as_o that_o bubble_n by_o blow_v into_o the_o wide_a orifice_n of_o the_o short_a leg_n be_v compress_v and_o squeeze_v out_o water_n pass_v through_o that_o small_a orifice_n without_o any_o other_o force_n than_o the_o weight_n of_o that_o which_o lie_v upon_o it_o and_o the_o inability_n of_o air_n to_o pass_v through_o such_o pore_n which_o water_n will_v ready_o enough_o will_v be_v further_o evince_v by_o hold_v water_n in_o a_o tube_n the_o low_a end_n of_o which_o be_v very_o narrow_a and_o perforate_v with_o a_o poor_a no_o long_o than_o a_o hair_n for_o the_o water_n will_v ready_o pass_v through_o it_o but_o if_o the_o tube_n be_v invert_v the_o water_n in_o the_o narrow_a end_n of_o that_o pipe_n will_v be_v suspend_v as_o if_o the_o end_n be_v whole_o unperforate_v the_o air_n not_o be_v able_a to_o get_v through_o so_o small_a a_o passage_n and_o that_o water_n will_v pass_v through_o pore_n which_o air_n will_v not_o may_v be_v further_o evince_v by_o put_v a_o little_a alkalizate_a salt_n into_o a_o lamb_n bladder_n for_o by_o wet_v the_o end_n of_o the_o bladder_n on_o the_o outside_n the_o water_n pass_v through_o its_o pore_n will_v present_o dissolve_v that_o salt_n expansion_n the_o force_n of_o the_o air_n be_v expansion_n but_o to_o return_v to_o what_o we_o have_v hint_v before_o concern_v the_o expansion_n of_o air_n in_o a_o bubble_n so_o violent_o as_o to_o break_v it_o the_o learned_a jesuit_n cabaeus_n say_v he_o see_v a_o pillar_n so_o thick_a that_o three_o man_n can_v not_o grasp_v it_o and_o that_o 1000_o yoke_n of_o ox_n can_v not_o tear_v it_o in_o piece_n yet_o the_o air_n include_v in_o the_o cranny_n of_o it_o so_o violent_o expanded_a upon_o the_o burn_a of_o a_o fire_n near_o it_o that_o it_o fly_v in_o piece_n though_o the_o pillar_n be_v make_v of_o so_o solid_a stone_n as_o marble_n and_o as_o for_o the_o reason_n why_o sometime_o the_o bubble_n include_v in_o our_o receiver_n do_v not_o break_v as_o at_o other_o it_o probable_o proceed_v from_o the_o air_n be_v expansion_n by_o heat_n when_o they_o be_v seal_v the_o include_v air_n upon_o a_o removal_n of_o that_o heat_n contract_v itself_o and_o lose_v part_n of_o its_o springiness_n but_o this_o guess_v we_o can_v whole_o rely_v on_o but_o air._n the_o weight_n of_o the_o air._n to_o determine_v more_o exact_o the_o weight_n of_o the_o air_n we_o heat_v a_o aeolipile_n of_o copper_n as_o hot_a as_o we_o can_v convenient_o and_o remove_v it_o from_o the_o fire_n we_o stop_v the_o neck_n with_o hard_a wax_n to_o keep_v out_o the_o air_n which_o be_v weigh_v when_o cold_a counterpoise_v six_o ounce_n six_o 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it_o be_v to_o be_v note_v that_o when_o first_o the_o water_n appear_v in_o the_o glass_n tube_n they_o will_v be_v very_o numerous_a and_o form_v a_o froth_n yet_o when_o the_o pump_v be_v further_o continue_v they_o grow_v less_o and_o less_o second_o we_o observe_v that_o the_o water_n make_v several_a vibration_n in_o its_o rise_n which_o though_o near_o a_o foot_n at_o the_o first_o grow_v less_o and_o less_o three_o it_o may_v be_v observe_v that_o the_o baroscope_n consult_v before_o some_o time_n after_o be_v note_v to_o have_v rise_v considerable_o so_o that_o have_v the_o experiment_n be_v repeat_v again_o the_o water_n will_v have_v be_v buoy_v up_o a_o good_a deal_n high_o now_o from_o this_o experiment_n it_o appear_v how_o improbable_a it_o be_v what_o some_o man_n teach_v concern_v the_o rise_n of_o water_n in_o spiral_n pipe_n up_o to_o the_o top_n of_o high_a mountain_n since_o it_o be_v evident_a that_o it_o can_v be_v draw_v high_a than_o 36_o foot_n by_o a_o suck_v 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pipe_n every_o ten_o be_v of_o a_o different_a colour_n from_o the_o rest_n at_o equal_a distance_n from_o each_o other_o which_o division_n will_v be_v less_o subject_a to_o be_v rub_v off_o than_o paper_n which_o be_v also_o subject_a in_o some_o experiment_n to_o be_v wet_a three_o the_o leg_n of_o the_o syphon_n in_o which_o the_o air_n be_v include_v may_v be_v either_o seal_v up_o before_o it_o be_v divide_v by_o the_o aforementioned_a mark_n or_o after_o by_o draw_v out_o the_o end_n of_o the_o tube_n into_o a_o small_a apex_n and_o when_o about_o a_o inch_n of_o the_o pipe_n be_v fill_v with_o air_n it_o may_v be_v seal_v up_o by_o blow_v a_o lamp_n horizontal_o upon_o the_o apex_n four_o where_o very_o nice_a observation_n be_v to_o be_v make_v and_o the_o receiver_n admit_v of_o a_o long_a gage_n instead_o of_o mercury_n we_o may_v make_v use_n of_o a_o tincture_n of_o rose_n or_o of_o spirit_n of_o wine_n with_o cocheneel_v in_o which_o the_o exsuction_n of_o the_o air_n will_v be_v more_o nice_o represent_v five_o we_o may_v vary_v the_o mercurial_a gage_n by_o order_v the_o short_a leg_n so_o that_o it_o may_v have_v a_o bubble_n about_o half_a a_o inch_n diameter_n at_o a_o inch_n distance_n from_o the_o basis_n of_o that_o leg_n which_o bubble_n must_v have_v a_o pipe_n upon_o the_o upper_a part_n of_o it_o to_o give_v way_n to_o the_o air_n which_o bubble_n have_v this_o advantage_n above_o the_o other_o that_o less_o air_n may_v be_v contain_v in_o the_o top_n of_o the_o long_a leg_n since_o the_o mercury_n not_o be_v capable_a of_o be_v raise_v so_o high_a the_o rarefaction_n of_o the_o include_v air_n will_v be_v render_v more_o apt_a to_o be_v estimate_v by_o the_o eye_n six_o this_o gage_n be_v much_o more_o useful_a than_o those_o mention_v by_o other_o author_n because_o it_o give_v we_o a_o account_n of_o the_o several_a degree_n of_o the_o air_n be_v rarefaction_n experiment_n xx._n a_o easy_a way_n to_o make_v the_o pressure_n of_o the_o air_n sensible_a to_o the_o touch._n touch._n the_o pressure_n of_o the_o air_n sensible_a to_o the_o touch._n the_o pressure_n of_o the_o air_n will_v be_v make_v sensible_a to_o the_o touch_n if_o a_o taper_a tube_n of_o brass_n who_o cavity_n at_o one_o end_n be_v a_o inch_n and_o the_o other_o two_o inch_n and_o a_o half_a wide_a be_v fix_v to_o the_o pump_n instead_o of_o a_o receiver_n for_o if_o when_o the_o large_a orifice_n be_v cement_v on_o the_o pump_n one_o press_v the_o palm_n of_o one_o hand_n upon_o the_o small_a orifice_n and_o the_o pump_n be_v set_v on_o work_n it_o will_v be_v a_o difficult_a matter_n to_o take_v off_o one_o hand_n and_o not_o a_o little_a painful_a but_o the_o pressure_n of_o the_o incumbent_a atmosphere_n will_v have_v a_o much_o more_o sensible_a effect_n if_o the_o large_a orifice_n be_v upward_o instead_o of_o the_o small_a experiment_n xxi_o about_o the_o subside_v of_o mercury_n in_o the_o tube_n of_o the_o torrecellian_a experiment_n to_o the_o level_n with_o the_o superficies_n of_o the_o stagnant_a mercury_n the_o low_a part_n of_o the_o ball_n of_o a_o bolt-head_n be_v circular_o cut_v off_o we_o make_v use_v of_o it_o for_o a_o receiver_n include_v a_o baroscope_n in_o it_o and_o upon_o the_o first_o exsuction_n the_o mercury_n subside_v from_o 29_o inch_n to_o 9_o or_o 10_o and_o by_o three_o exsuction_n more_o will_v be_v bring_v to_o a_o level_n with_o the_o stagnant_a mercury_n but_o will_v rise_v to_o its_o first_o station_n again_o as_o the_o air_n be_v admit_v in_o flower_n or_o fast_o in_o which_o experiment_n it_o be_v to_o be_v note_v first_o
of_o the_o hill_n be_v ¼_n part_v of_o a_o inch_n below_o the_o mark_v it_o reach_v at_o the_o latter_a and_o as_o the_o barometer_n be_v bring_v low_a the_o mercury_n in_o the_o pipe_n rise_v high_a and_o high_o but_o if_o such_o observation_n can_v be_v make_v at_o the_o top_n and_o bottom_n of_o the_o mountain_n teneriff_n the_o experiment_n will_v afford_v further_a proof_n of_o our_o hypothesis_n concern_v the_o air_n be_v spring_n and_o weight_n a_o appendix_n about_o the_o height_n of_o mountain_n mountain_n the_o height_n of_o mountain_n notwithstanding_o some_o ingenious_a man_n have_v teach_v that_o the_o height_n of_o the_o atmosphere_n be_v of_o stupendous_a and_o other_o confine_v it_o to_o narrow_a dimension_n yet_o i_o shall_v add_v some_o observation_n which_o may_v confirm_v what_o we_o have_v teach_v concern_v it_o and_o though_o as_o ricciolus_n take_v notice_n the_o jesuit_n rector_n melensius_n say_v that_o of_o all_o the_o cloud_n who_o height_n he_o measure_v they_o do_v not_o exceed_v 5000_o pace_n yet_o if_o we_o allow_v meteor_n and_o comet_n to_o arise_v from_o terrene_a exhalation_n and_o that_o the_o height_n of_o cloud_n vary_v according_a to_o the_o different_a degree_n of_o the_o air_n be_v rarefaction_n it_o will_v follow_v that_o the_o height_n of_o most_o of_o they_o exceed_v what_o carden_n and_o kepler_n allow_v but_o to_o proceed_v to_o what_o i_o have_v to_o relate_v concern_v the_o height_n of_o mountain_n i_o shall_v relate_v what_o i_o have_v learn_v by_o information_n and_o first_o the_o ingenious_a mr._n sydenham_n tell_v i_o that_o the_o mountain_n teneriff_n be_v so_o high_a that_o the_o top_n of_o it_o may_v be_v see_v 60_o league_n off_o and_o that_o he_o himself_o have_v discover_v it_o at_o 40_o league_n distance_n like_o a_o blue_a pyramid_n above_o the_o cloud_n and_o he_o likewise_o tell_v i_o that_o the_o island_n of_o madera_n may_v be_v see_v from_o it_o though_o 70_o league_n distant_a and_o that_o the_o great_a canary_n seem_v so_o near_o it_o that_o one_o will_v think_v it_o possible_a to_o leap_v down_o upon_o it_o and_o indeed_o ricâ—iolus_n observe_v that_o it_o may_v be_v see_v 4_o degree_n distance_n and_o snellius_n also_o allow_v the_o height_n of_o it_o to_o be_v ten_o mile_n though_o i_o believe_v that_o the_o way_n he_o take_v to_o calculate_v the_o height_n of_o it_o may_v be_v none_o of_o the_o true_a he_o likewise_o by_o refraction_n judge_v the_o mountain_n caucasus_n to_o be_v 51_o bolonian_a mile_n high_a which_o be_v not_o believe_v probable_a since_o the_o mountain_n teneriff_n have_v be_v observe_v by_o one_o who_o take_v its_o height_n in_o a_o ship_n at_o sea_n not_o to_o be_v above_o 7_o mile_n high_a in_o a_o perpendicular_a line_n yet_o it_o be_v esteem_v the_o high_a mountain_n in_o the_o world_n though_o if_o what_o aristotle_n and_o other_o report_n of_o mount_n caucasus_n be_v true_a there_o may_v be_v other_o much_o high_a than_o those_o for_o though_o if_o measure_v from_o the_o foot_n or_o level_v of_o that_o piece_n of_o ground_n which_o they_o stand_v on_o they_o may_v be_v low_a yet_o consider_v that_o the_o ground_n they_o stand_v on_o may_v be_v much_o more_o protuberant_a from_o the_o level_n superficies_n of_o the_o whole_a globe_n they_o may_v be_v much_o high_a upon_o that_o account_n experiment_n xxvi_o the_o pressure_n of_o the_o atmosphere_n may_v be_v able_a to_o keep_v up_o the_o mercury_n in_o the_o torrecellian_a experiment_n though_o the_o air_n press_v upon_o it_o at_o a_o very_a small_a orifice_n it_o be_v observe_v by_o several_a learned_a man_n that_o mercury_n be_v suspend_v at_o a_o equal_a height_n in_o a_o close_a room_n as_o in_o the_o open_a atmosphere_n to_o prove_v that_o the_o air_n have_v a_o communication_n with_o the_o external_n even_o at_o small_a cranny_n may_v have_v a_o equal_a force_n as_o if_o the_o mercurial_a cylinder_n be_v immediate_o subject_a to_o the_o whole_a atmosphere_n i_o shall_v add_v that_o if_o the_o tube_n just_a before_o mention_v for_o a_o portable_a barometer_n be_v so_o draw_v out_o at_o the_o flame_n of_o a_o lamp_n that_o the_o orifice_n be_v but_o about_o a_o ten_o part_n as_o big_a as_o before_o the_o mercury_n will_v be_v suspend_v at_o the_o usual_a height_n and_o the_o like_a will_v succeed_v if_o instead_o of_o draw_v the_o end_n of_o the_o pipe_n out_o so_o a_o cork_n be_v put_v into_o the_o end_n of_o the_o tube_n leave_v but_o a_o small_a part_n of_o the_o orifice_n open_a to_o the_o outward_a air._n experiment_n xxvii_o a_o oblique_a pressure_n of_o the_o atmosphere_n may_v be_v sufficient_a to_o keep_v up_o the_o mercury_n at_o the_o usual_a height_n in_o the_o torrecellain_n experiment_n and_o the_o spring_n of_o a_o small_a quantity_n of_o air_n may_v do_v the_o same_o if_o the_o the_o short_a leg_n of_o a_o syphon_n 3d._n see_v plate_n the_o seven_o fig._n the_o 3d._n be_v bend_v as_o represent_v by_o fig._n 3d._a plate_n the_o viith_z the_o mercury_n be_v suspend_v at_o its_o usual_a height_n it_o appear_v that_o the_o pressure_n of_o the_o atmosphere_n have_v as_o strong_a effect_n if_o the_o end_n of_o the_o tube_n through_o which_o it_o be_v convey_v only_o admit_v of_o the_o pressure_n of_o the_o air_n which_o it_o receive_v downward_o but_o if_o instead_o of_o be_v so_o bend_v four_o see_v plate_n the_o seven_o fig._n the_o four_o the_o end_n of_o the_o short_a leg_n be_v hermetical_o seal_v as_o represent_v fig._n iv_o plate_n the_o vii_o the_o mercury_n be_v sustain_v at_o its_o usual_a height_n it_o will_v appear_v that_o the_o spring_n of_o a_o small_a quantity_n of_o air_n be_v able_a to_o bear_v up_o a_o cylinder_n of_o mercury_n n._n b._n if_o the_o tube_n thus_o hermetical_o seal_v be_v shake_v the_o mercury_n will_v form_v some_o vibration_n upon_o the_o include_v air_n the_o spring_n of_o it_o be_v compress_v and_o expanded_a again_o successive_o for_o a_o while_n but_o the_o former_a of_o these_o trial_n may_v be_v make_v in_o a_o pipe_n convenient_o shape_v before_o the_o long_a leg_n be_v fill_v with_o mercury_n and_o the_o latter_a by_o stop_v the_o orifice_n with_o a_o cork_n and_o close_a cement_n which_o may_v be_v pierce_v with_o a_o wire_n when_o this_o be_v use_v as_o a_o baroscope_n which_o way_n may_v be_v take_v with_o a_o travel_a baroscope_n experiment_n xxviii_o time_n a_o baroscope_n of_o use_n but_o at_o some_o time_n to_o show_v that_o the_o suspension_n of_o mercury_n in_o a_o glass_n tube_n less_o than_o 30_o inch_n long_o do_v not_o proceed_v from_o a_o fuga_fw-la vacui_fw-la i_o cause_v one_o to_o be_v hermetical_o seal_v at_o one_o end_v the_o length_n of_o it_o be_v about_o two_o foot_n and_o a_o half_a and_o fill_v it_o with_o mercury_n a_o small_a quantity_n of_o water_n be_v leave_v upon_o it_o and_o when_o the_o atmosphere_n be_v much_o light_a i_o find_v that_o the_o mercury_n subside_v and_o that_o there_o appear_v a_o small_a bubble_n of_o air_n in_o the_o water_n which_o be_v no_o big_a than_o a_o pin_n head_n be_v so_o far_o compress_v before_o as_o not_o to_o appear_v experiment_n xxix_o the_o ascension_n of_o liquor_n in_o very_o slender_a pipe_n in_o a_o exhaust_v receiver_n have_v tinge_v spirit_n of_o wine_n with_o cocheneel_v which_o bubble_v in_o the_o exhaust_v receiver_n for_o some_o time_n several_a slender_a pipe_n be_v put_v into_o it_o it_o rise_v high_a in_o those_o who_o boar_n be_v narrow_a but_o when_o the_o air_n be_v let_v in_o again_o the_o liquor_n in_o both_o subsided_a to_o a_o level_n but_o two_o pipe_n of_o different_a boar_n be_v let_v down_o into_o that_o liquor_n a_o second_o time_n though_o it_o answer_v the_o former_a trial_n in_o the_o ascent_n yet_o the_o surface_n in_o the_o slendere_a pipe_n remain_v something_o above_o the_o other_o when_o the_o air_n be_v let_v in_o again_o but_o what_o be_v more_o remarkable_a be_v that_o though_o the_o liquor_n in_o the_o vessel_n in_o this_o trial_n emit_v no_o bubble_n yet_o that_o in_o the_o end_v of_o the_o tube_n do_v which_o be_v suppose_v to_o be_v cause_v by_o the_o side_n of_o the_o glass_n they_o be_v contain_v in_o experiment_n xxx_o when_o the_o pressure_n of_o the_o external_n air_n be_v take_v off_o it_o be_v very_o easy_a to_o draw_v up_o the_o sucker_n of_o a_o syringe_n though_o the_o hole_n at_o which_o the_o water_n shall_v succeed_v be_v stop_v for_o a_o further_a illustration_n of_o the_o doctrine_n of_o the_o spring_n and_o weight_n of_o the_o air_n we_o make_v the_o follow_a trial_n the_o i._o trial_n we_o take_v a_o syringe_n of_o brass_n see_v plate_n 8_o fig._n one_a who_o barrel_n be_v about_o six_o inch_n long_o one_a see_v plate_n the_o 8_o fig._n one_a and_o its_o
high_a octob._n 16._o 77._o three_o ounce_n of_o bruise_a grape_n be_v include_v in_o a_o exhaust_a receiver_n large_a enough_o to_o contain_v 30_o ounce_n of_o water_n with_o half_a a_o ounce_n of_o spirit_n of_o wine_n octob._n 17._o the_o mercury_n do_v not_o ascend_v much_o octob._n 18._o it_o be_v not_o a_o inch_n high_a jan._n 2._o 18._o the_o receiver_n be_v quite_o full_a and_o some_o of_o the_o liquor_n as_o it_o be_v pour_v out_o produce_v bubble_n in_o some_o turpentine_n about_o the_o orifice_n which_o break_v outward_o though_o spirit_n of_o wine_n promote_v the_o generation_n of_o air_n in_o vacuo_fw-la yet_o in_o the_o open_a air_n it_o hinder_v it_o see_v the_o ii_o viii_o and_o fourteen_o exp._n art_n ii_o experiment_n vii_o july_n 19_o 78._o mu_o express_v must_v from_o must_v bruise_a grape_n be_v put_v into_o a_o receiver_n when_o it_o be_v 10_o month_n old_a the_o 21._o the_o mercury_n be_v no_o high_o 23._o it_o be_v raise_v 3_o inch_n 24._o raise_v 5_o inch_n 25._o in_o the_o morning_n it_o be_v 104_o in_o the_o evening_n 137_o and_o the_o must_v make_v its_o way_n out_o 26._o more_o must_v get_v out_o the_o air_n be_v further_o expanded_a but_o the_o mercury_n be_v suspend_v at_o the_o same_o height_n 27._o the_o screw_n be_v leave_v open_a half_o the_o must_v get_v out_o from_o thence_o it_o appear_v that_o by_o keep_v grape_n for_o some_o time_n their_o fermentative_a virtue_n become_v more_o powerful_a experiment_n viii_o jan._n 30._o boil_a apple_n be_v put_v into_o receiver_n apple_n from_o boil_a apple_n with_o and_o without_o sugar_n they_o both_o present_o fill_v they_o full_a of_o air._n jan._n 31._o raw_n apple_n be_v shut_v up_o in_o receiver_n in_o one_o of_o which_o be_v put_v a_o three_o part_n of_o sugar_n and_o the_o other_o without_o feb._n 10._o the_o former_a have_v yield_v some_o air._n feb._n 14._o the_o raw_a apple_n and_o sugar_n raise_v the_o mercury_n 30_o inch_n those_o which_o be_v boil_a raise_v it_o two_o inch_n in_o the_o other_o receiver_n we_o have_v no_o air_n generate_v feb._n 18._o in_o the_o receiver_n in_o which_o the_o raw_a apple_n and_o sugar_n be_v enclose_v the_o mercury_n be_v raise_v 56_o inch_n the_o boil_a apple_n and_o sugar_n raise_v it_o 3._o the_o raw_a apple_n have_v yield_v little_a but_o in_o that_o which_o be_v almost_o full_a the_o apple_n be_v very_o little_o ferment_v but_o of_o a_o very_a pleasant_a taste_n feb._n 21._o the_o cover_n be_v break_v and_o the_o apple_n and_o sugar_n have_v lose_v some_o of_o their_o juice_n but_o they_o be_v not_o rot_a march_v 1_o in_o the_o great_a receiver_n in_o which_o raw_a apple_n be_v shut_v up_o the_o mercury_n be_v raise_v 25_o inch_n in_o the_o little_a one_o not_o above_o 7._o where_o boil_a apple_n and_o sugar_n be_v contain_v it_o be_v raise_v 9_o inch_n march_n 8._o in_o the_o large_a one_o it_o be_v 29._o in_o the_o less_o 22_o ½_n that_o where_o the_o boil_a apple_n be_v stay_v at_o 9_o inch_n march_n 17._o some_o juice_n get_v out_o of_o the_o large_a receiver_n in_o the_o less_o the_o mercury_n stand_v at_o 67_o inch_n and_o the_o boil_a apple_n and_o sugar_n raise_v it_o 15_o inch_n from_o whence_o it_o appear_v that_o the_o sugar_n and_o the_o largeness_n of_o the_o receiver_n as_o well_o as_o the_o crudity_n of_o the_o fruit_n contribute_v to_o the_o production_n of_o air._n article_n ii_o several_a way_n to_o hinder_v the_o production_n of_o air._n experiment_n i._n decemb._n 20._o 78._o dough_n make_v without_o leaven_n dough._n from_o dough._n but_o with_o the_o same_o meal_n with_o breadcorn_n be_v enclose_v in_o a_o receiver_n where_o the_o heat_n of_o a_o fire_n keep_v it_o warm_a than_o at_o midsummer_n in_o 10_o hour_n it_o yield_v no_o air_n so_o that_o if_o doughty_n be_v once_o too_o cold_a it_o hinder_v its_o fermentation_n for_o the_o future_a which_o i_o the_o rather_o believe_v because_o doughty_n be_v shut_v up_o in_o the_o summer_n present_o generate_v air._n experiment_n ii_o may_v 23._o three_o ounce_n of_o doughty_n leaven_v be_v enclose_v in_o a_o receiver_n large_a enough_o to_o hold_v 50_o ounce_n of_o water_n i_o put_v spirit_n of_o wine_n to_o it_o may_v 24._o the_o mercury_n be_v three_o inch_n high_a may_v 26._o the_o change_n be_v small_a may_v 27._o none_o at_o all_o may_v 29._o none_o at_o all_o june_n 2._o it_o ascend_v a_o little_a june_n 14._o not_o at_o all_o decemb._n 14._o be_v take_v out_o it_o smell_v subacid_n and_o be_v put_v into_o a_o empty_a receiver_n it_o swell_v so_o much_o as_o to_o take_v up_o twice_o as_o much_o space_n as_o before_o with_o a_o gentle_a ebullition_n may_v 23._o the_o same_o quantity_n be_v of_o doughty_n shut_v up_o without_o spirit_n of_o wine_n may_v 24._o the_o mercury_n be_v 19_o ½_n inch_n high_a may_v 26._o it_o be_v height_n be_v 38._o may_v 27._o no_o alteration_n decemb._n 14._o it_o continue_v at_o the_o same_o height_n and_o the_o dough_n smell_v subacid_a from_o whence_o it_o appear_v that_o spirit_n of_o wine_n prevent_v the_o generation_n of_o it_o in_o the_o last_o experiment_n experiment_n iii_o august_n 29._o pear_n pear_n from_o pear_n and_o a_o mercurial_a gage_n be_v close_v up_o in_o a_o receiver_n fill_v with_o water_n such_o a_o quantity_n of_o air_n be_v press_v in_o as_o be_v able_a to_o raise_v the_o mercury_n 26_o inch_n high_o than_o it_o use_v to_o be_v in_o a_o little_a time_n they_o be_v all_o make_v like_o a_o pultis_fw-la for_o consistence_n aug._n 30._o in_o 24_o hour_n the_o mercury_n be_v depress_v a_o inch_n and_o a_o half_a aug._n 31._o it_o remain_v at_o the_o same_o height_n sept._n 1._o they_o begin_v to_o yield_v air_n the_o mercury_n be_v raise_v to_o 27_o inch_n sept._n 2._o in_o 24_o hour_n it_o be_v raise_v 8_o inch_n high_o sept._n 3._o the_o height_n of_o the_o mercury_n be_v 17_o digit_n high_o the_o height_n be_v 52_o inch_n sept._n 4._o the_o mercury_n be_v buoy_v up_o 7_o inch_n further_o rest_v at_o 59_o inch_n sept._n 5._o the_o height_n of_o the_o mercurial_a tube_n be_v 64_o inch_n and_o a_o pear_n break_v in_o the_o receiver_n be_v turn_v black_n sept._n 6._o it_o be_v raise_v 3_o digit_n and_o ¼_n high_o than_o what_o be_v usual_a sept._n 7._o it_o be_v 3_o digit_n low_a and_o rest_v again_o at_o 64_o inch_n sept._n 8._o this_o day_n the_o mercury_n subside_v to_o 58_o inch_n sept._n 9_o it_o be_v raise_v up_o 3_o digit_n high_o again_o and_o be_v suspend_v at_o 67_o digit_n sept._n 10._o in_o 24_o hour_n it_o be_v raise_v 1_o ½_n high_o be_v suspend_v at_o 69_o inch_n sept._n 11._o it_o descend_v to_o 67_o digit_n again_o the_o night_n be_v very_o cold_a sept._n 12._o no_o alteration_n happen_v at_o all_o sept._n 13._o it_o subside_v further_o to_o 64_o digit_n the_o cold_a be_v sharp_a sept._n 14._o it_o be_v 70_o digit_n high_a sept._n 16._o it_o subside_v to_o 69._o sept._n 19_o it_o stand_v at_o the_o same_o height_n sept._n 20._o it_o be_v raise_v again_o to_o 71._o sept._n 23._o it_o subside_v to_o 69._o octob._n 1_o it_o be_v buoy_v up_o again_o to_o 75_o digit_n octob._n 3_o on_o the_o 2_o there_o be_v no_o alteration_n to_o day_n it_o stand_v at_o 70_o the_o wether_n be_v exceed_o cold_a octob._n yesterday_o the_o mercury_n remain_v at_o the_o same_o height_n but_o this_o day_n be_v rainy_n it_o rise_v again_o to_o 75._o octob._n 7._o the_o wether_n be_v the_o same_o the_o mercury_n be_v at_o a_o stand_n octob._n 10._o this_o day_n it_o subside_v to_o 69_o inch_n the_o rainy_n weather_n continue_v octob._n 12._o to_o day_n it_o be_v depress_v to_o 65_o inch_n cold_a wether_n come_v on_o again_o octob._n 13._o it_o be_v 64_o inch_n high_a octob._n 14_o it_o be_v 69_o digit_n high_a octob._n 15_o it_o be_v 74_o digit_n high_a octob._n 24_o it_o be_v 68_o inch_n the_o season_n be_v cold_a nou._n 2._o it_o be_v 64._o the_o cold_a more_o violent_a nou._n 5._o the_o mercury_n be_v 80_o ½_n inch_n high_a the_o cold_a more_o moderate_a nou._n 2._o it_o be_v 65_o inch_n high_a it_o be_v sharp_a frosty_a wether_n nou._n 27._o it_o be_v 68_o inch_n high_a a_o thaw_v come_v on_o dec._n 6._o it_o be_v 61_o inch_n high_a the_o wether_n be_v very_o frosty_a from_o the_o former_a experiment_n it_o appear_v that_o fruit_n yield_v not_o air_n plentiful_o when_o violent_o compress_v in_o the_o air_n the_o air_n afford_v when_o they_o be_v compress_v not_o be_v ⅛_n of_o what_o they_o yield_v in_o the_o empty_a receiver_n but_o that_o the_o cold_a may_v concur_v to_o hinder_v the_o generation_n of_o air_n will_v be_v evident_a from_o the_o follow_a
of_o the_o mercury_n be_v small_a oct._n 13_o it_o be_v ½_n a_o inch._n oct._n 17_o it_o be_v 1_o inch._n oct._n 18_o it_o be_v 1_o ½_n oct._n 19_o near_o 4_o inch_n oct._n 20_o the_o same_o but_o their_o surface_n seem_v mouldy_a oct._n 21_o it_o be_v 4_o ½_n oct._n 22_o the_o same_o the_o surface_n seem_v more_o mouldy_a oct._n 23_o the_o same_o the_o surface_n seem_v more_o mouldy_a oct._n 24_o the_o same_o the_o surface_n seem_v more_o mouldy_a octob._n 26_o it_o be_v 5_o ½_n inches_n high_a octob._n 27_o it_o be_v 6_o inch_n high_a octob._n 28_o it_o be_v 6_o ½_n inches_n high_a no._n 2_o it_o be_v 7_o ½_n inches_n high_a no._n 6_o it_o be_v 9_o inch_n high_a no._n 8_o it_o be_v 10_o inch_n high_a no._n 9_o it_o be_v 13_o inch_n high_a no._n 12_o it_o be_v 15_o inch_n high_a no._n 14_o it_o be_v 17_o inch_n high_a no._n 18_o it_o be_v 23_o inch_n high_a no._n 21_o it_o be_v 26_o inch_n high_a dec._n 8_o it_o be_v 36_o ½_n inch_n high_a dec._n 12_o it_o be_v 39_o inch_n high_a dec._n 27_o it_o be_v 39_o inch_n high_a jan._n 6_o it_o be_v 36_o inch_n high_a the_o air_n make_v its_o way_n out_o octob._n 10._o 677._o wine_n grape_n with_o spirit_n of_o wine_n the_o experiment_n be_v make_v with_o another_o receiver_n into_o which_o be_v put_v 2_o drachm_n of_o spirit_n of_o wine_n along_o with_o the_o grape_n oct._n 11_o the_o mercury_n unaltered_a oct._n 12_o the_o mercury_n unaltered_a oct._n 13_o the_o mercury_n unaltered_a oct._n 17_o the_o ascent_n be_v small_a oct._n 18_o not_o ¼_n of_o a_o inch._n oct._n 19_o it_o rise_v but_o little_a jan._n 6._o the_o grape_n all_o this_o time_n afford_v no_o air_n so_o that_o spirit_n of_o wine_n hinder_v their_o fermentation_n experiment_n ix_o have_v convey_v a_o peach_n into_o a_o small_a receiver_n and_o so_o much_o spirit_n of_o wine_n as_o be_v just_o able_a to_o afford_v vapour_n to_o rise_v about_o it_o march_n 28._o 78._o it_o have_v the_o same_o colour_n but_o be_v the_o less_o firm_a it_o have_v almost_o whole_o contract_v the_o taste_n of_o the_o spirit_n of_o wine_n but_o yield_v not_o air._n experiment_n x._o wine_n air_n with_o spirit_n of_o wine_n i_o convey_v 5_o peach_n into_o a_o receiver_n with_o as_o much_o spirit_n of_o wine_n as_o be_v sufficient_a to_o raise_v vapour_n about_o they_o octob._n 18_o the_o mercury_n ascend_v not_o octob._n 20_o it_o be_v 3_o ½_n inches_n octob._n 21_o it_o be_v 5_o ½_n inches_n high_a octob._n 22_o it_o be_v 7_o ½_n inches_n high_a octob._n 23_o it_o be_v 9_o inch_n high_a octob._n 26_o it_o be_v 9_o ½_n inches_n high_a nou._n 2_o it_o be_v 12_o inch_n high_a nou._n 6_o it_o be_v 14_o digit_n nou._n 12_o it_o be_v 16_o digit_n nou._n 14_o the_o same_o nou._n 16_o the_o same_o dec._n 8_o it_o be_v 18._o dec._n 16_o it_o be_v 19_o ½_n dec._n 27_o it_o be_v 20_o ½_n jan._n 6_o it_o be_v 23._o march_n 8_o it_o be_v 31_o ½_n air_n without_o spirit_n of_o wine_n octob._n 17._o five_o peach_n be_v shut_v up_o in_o a_o common_a receiver_n without_o spirit_n of_o wine_n octob._n 18_o it_o ascend_v not_o octob._n the_o 20_o the_o mercury_n be_v 5_o digit_n octob._n 21_o it_o be_v 8_o octob._n 22_o it_o be_v 10_o octob._n 23_o it_o be_v 10_o octob._n 26_o it_o be_v 12_o nou._n 2_o it_o be_v 15_o nou._n 6_o it_o be_v 17_o ½_n nou._n 12_o it_o be_v 20_o digit_n high_a nou._n 14_o it_o be_v 20_o digit_n high_a nou._n 16_o it_o be_v 21_o digit_n high_a dec._n 8_o it_o be_v 26_o digit_n high_a dec._n 16_o it_o be_v 26_o ½_n digit_n high_a dec._n 27_o it_o be_v 28_o ½_n digit_n high_a jan._n 6._o 78_o it_o be_v 32_o inch_n high_a march_n 28_o it_o be_v 33_o ½_n april_n 15._o liquor_n break_v out_o and_o the_o air_n after_o it_o from_o this_o experiment_n it_o appear_v that_o the_o vapour_n do_v not_o hinder_v fermentation_n so_o much_o as_o spirit_n of_o wine_n itself_o experiment_n xi_o leaven_n paste_n with_o leaven_n have_v close_v a_o ounce_n and_o a_o half_a of_o leaven_a dough_n in_o a_o receiver_n with_o so_o much_o air_n as_o be_v able_a to_o bear_v up_o 23_o ounce_n ½_n of_o water_n april_n 28._o the_o mercury_n in_o the_o gage_n be_v 2_o ½_n of_o a_o inch_n high_a april_n 3_o it_o be_v 3_o ¼_n of_o a_o inch_n high_a may_v 4._o the_o mercury_n subside_v and_o the_o paste_n be_v mouldy_a it_o be_v raise_v 2_o ½_n high_a may_v 6_o it_o be_v 2_o ¾_n may_v 8_o it_o be_v 3_o may_n 10_o it_o be_v 3_o ½_n may_v 14_o it_o be_v 4_o may_n 17_o it_o be_v 4_o ½_n may_v 20_o it_o be_v 5_o may_n 24_o it_o be_v 6_o may_n 28_o it_o be_v 8_o june_n 2_o it_o be_v 9_o june_n 6_o it_o be_v 10_o june_n 41_o it_o be_v 11_o ½_n july_n 5_o it_o be_v 13_o ½_n july_n 19_o it_o be_v 15_o paste_n without_o leaven_n april_n 27._o 78._o a_o ounce_n and_o a_o half_a of_o paste_n without_o leaven_n be_v contain_v in_o a_o receiver_n large_a enough_o to_o hold_v 23_o ounce_n ½_n of_o water_n leaven_n without_o leaven_n april_n 29._o in_o the_o afternoon_n it_o ascend_v ¼_n of_o a_o inch._n april_n 30._o there_o be_v no_o alteration_n may_v 4._o it_o ascend_v slow_o and_o the_o paste_n turn_v mouldy_a may_v 6._o it_o be_v about_o 4_o inch_n high_a may_v 8_o it_o be_v 5_o ½_n may_v 10_o it_o be_v 7_o ½_n may_v 14_o it_o be_v 10_o ½_n may_v 17_o it_o be_v 12_o ½_n may_v 20_o it_o be_v 13_o ½_n may_v 24_o it_o be_v 16_o ½_n may_v 28_o it_o be_v 18_o ½_n june_n 2_o it_o be_v 20_o ½_n june_n 6_o it_o be_v 21_o ½_n june_n 14_o it_o be_v 25_o ½_n from_o whence_o it_o appear_v that_o leaven_n hinder_v fermentation_n and_o the_o production_n of_o air._n experiment_n xii_o may_v 23._o wine_n paste_n with_o spirit_n of_o wine_n a_o ounce_n and_o a_o half_a of_o paste_n on_o which_o spirit_n of_o wine_n be_v pour_v be_v shut_v up_o in_o a_o receiver_n may_n 24_o the_o height_n of_o the_o mercury_n be_v 1_o inch._n may_v 26_o it_o be_v near_o 2._o may_v 27_o it_o be_v near_o 2_o ½_n may_v 31_o no_o alteration_n june_n 1_o it_o be_v 3_o ½_n digit_n high_a june_n 6_o it_o be_v 4_o digit_n high_a june_n 10_o it_o be_v 4_o ½_n digit_n high_a july_n 19_o no_o variation_n decemb._n 14._o the_o receiver_n be_v open_v the_o paste_n smell_v subacid_a paste_n without_o spirit_n of_o wine_n may_v 23._o it_o without_o it_o a_o ounce_n and_o a_o half_a of_o paste_n be_v put_v into_o a_o receiver_n large_a enough_o to_o contain_v 25_o ounce_n of_o water_n without_o a_o addition_n of_o spirit_n of_o wine_n may_v 24._o the_o mercury_n do_v not_o ascend_v may_v 26_o it_o be_v 3_o digit_n high_a may_v 27_o it_o be_v 4_o ½_n digit_n high_a may_v 28_o it_o be_v 5_o ½_n digit_n high_a may_v 29_o it_o be_v 7_o digit_n high_a may_v 31_o it_o be_v 9_o ½_n digit_n high_a june_n 2_o it_o be_v 12_o digit_n high_a june_n 6_o it_o be_v 17_o digit_n high_a june_n 10_o it_o be_v 22_o digit_n high_a july_n 4_o it_o be_v 30_o digit_n high_a july_n 19_o it_o be_v about_o the_o height_n of_o 30_o digit_n the_o air_n break_v out_o decemb._n 14._o the_o mercury_n be_v raise_v 15_o digit_n again_o the_o receiver_n be_v open_v the_o paste_n be_v very_o acid_a from_o these_o experiment_n it_o appear_v that_o spirit_n of_o wine_n prejudices_fw-la the_o production_n of_o air_n and_o it_o likewise_o hence_o be_v evident_a that_o paste_n which_o be_v make_v without_o ferment_n will_v in_o time_n yield_v as_o much_o air_n as_o that_o prepare_v with_o it_o experiment_n xiii_o octob._n 11._o receiver_n new_a ale_n enclose_v in_o a_o receiver_n new_a ale_n be_v put_v into_o one_o receiver_n so_o that_o the_o whole_a cavity_n be_v take_v up_o with_o it_o and_o another_o receiver_n be_v likewise_o fill_v with_o the_o same_o liquor_n except_o a_o small_a part_n of_o its_o cavity_n which_o contain_v air._n octob._n 12._o in_o the_o receiver_n exact_o fill_v the_o mercury_n be_v raise_v a_o little_a the_o other_o have_v its_o cover_n burst_v and_o the_o ale_n be_v convey_v into_o another_o large_a enough_o for_o the_o purpose_n octob._n 13._o in_o that_o whole_o fill_v the_o mercury_n be_v 12_o digit_n high_a in_o the_o other_o it_o be_v raise_v 13_o digit_n octob._n 14._o the_o mercury_n in_o the_o full_a receiver_n be_v 13_o inch_n and_o the_o other_o 18._o in_o the_o evening_n the_o height_n of_o the_o mercury_n in_o the_o full_a receiver_n be_v 22_o inch_n and_o in_o the_o other_o 20._o octob._n 15._o the_o height_n of_o the_o mercury_n in_o the_o full_a
receiver_n be_v 42_o inch_n in_o the_o other_o 26._o the_o bubble_n which_o before_o appear_v in_o the_o full_a receiver_n disappear_v and_o the_o air_n in_o the_o gage_n possess_v a_o large_a space_n than_o before_o in_o the_o full_a receiver_n the_o height_n of_o the_o mercury_n be_v octob._n 16_o 60_o inch_n octob._n 18_o 90_o inch_n octob._n 22_o 90_o inch_n octob._n 23_o 108_o inch_n octob._n 26_o 108_o inch_n octob._n 28_o 138_o inch_n in_o the_o other_o octob._n 16_o 30_o inch_n octob._n 18_o 40_o inch_n octob._n 22_o 42_o inch_n octob._n 23_o 50_o inch_n octob._n 26_o 60_o inch_n octob._n 28_o 63_o inch_n the_o bubble_n appear_v again_o nevemb_v 8._o when_o the_o receiver_n be_v open_v the_o ale_n seem_v ready_a to_o fly_v into_o froth_n except_o the_o orifice_n be_v present_o stop_v again_o it_o be_v taste_n be_v very_o pungent_a as_o the_o hole_n in_o the_o gage_n be_v open_v or_o shut_v the_o mercury_n will_v descend_v or_o ascend_v novemb_n 9_o almost_o the_o same_o phaenomena_n be_v take_v notice_n of_o when_o the_o other_o receiver_n be_v open_v from_o this_o experiment_n it_o appear_v that_o though_o the_o ale_n soon_o ferment_n when_o air_n be_v permit_v to_o be_v with_o it_o than_o when_o it_o be_v not_o yet_o the_o ale_n in_o such_o receiver_n at_o the_o last_o expand_n more_o violent_o experiment_n fourteen_o june_n 27._o wine_n pease_n with_o spirit_n of_o wine_n green_a pease_n and_o spirit_n of_o wine_n be_v put_v into_o the_o receiver_n by_o some_o air_n that_o get_v in_o accidental_o the_o mercury_n be_v raise_v 18_o inch_n to_o prevent_v which_o a_o second_o time_n the_o receiver_n be_v cement_v and_o make_v firm_a with_o turpentine_n june_n 30._o the_o height_n of_o the_o mercury_n do_v not_o vary_v july_n 7._o no_o air_n be_v generate_v in_o the_o high_a degree_n of_o heat_n pease_n without_o spirit_n of_o wine_n the_o same_o quantity_n of_o pease_n be_v put_v into_o the_o receiver_n as_o in_o the_o last_o experiment_n without_o spirit_n of_o wine_n june_n 28._o at_o night_n the_o height_n of_o the_o mercury_n be_v 5_o inch_n jun._n 29_o it_o be_v 10_o digit_n high_a jun._n 30_o it_o be_v 16_o digit_n high_a july_n 1_o it_o be_v 19_o digit_n high_a july_n 5_o it_o be_v 26_o digit_n high_a july_n 7_o it_o be_v 30_o digit_n high_a july_n 8._o the_o air_n get_v out_o of_o the_o receiver_n it_o be_v too_o much_o fill_v from_o which_o it_o appear_v that_o spirit_n of_o wine_n hinder_v the_o generation_n of_o air_n in_o pease_n article_n iii_o the_o effect_n of_o artificial_a air_n be_v different_a from_o the_o effect_n of_o common_a air._n experiment_n i._n june_n 19_o 77._o receiver_n cherry_n in_o close_v in_o a_o receiver_n cherry_n be_v shut_v up_o in_o a_o evacuated_a receiver_n the_o mercury_n be_v raise_v in_o 6_o hour_n 5_o inch_n ½_n june_n 20._o the_o mercury_n be_v raise_v 3_o ½_n at_o night_n it_o be_v 2._o june_n 21_o it_o be_v raise_v 1_o ½_n june_n 22_o it_o be_v raise_v 1_o ½_n june_n 23_o it_o be_v raise_v 2_o june_n 24_o it_o be_v raise_v 1_o ½_n june_n 25_o it_o be_v raise_v 1_o ½_n june_n 26_o it_o be_v 3_o june_n 27_o it_o be_v 3_o june_n 28_o it_o be_v 5_o june_n 30_o it_o be_v 1_o ½_n july_n 1_o it_o be_v raise_v 3_o july_n 2_o it_o be_v raise_v 4_o july_n 3_o it_o be_v raise_v 2_o july_n 4_o it_o be_v raise_v 2_o ½_n july_n 5_o it_o be_v raise_v 3_o it_o be_v 45_o inch_n high_a but_o the_o air_n be_v convey_v into_o another_o receiver_n it_o subside_v to_o 25_o inch_n july_n 6_o it_o rise_v 4_o july_n 7_o it_o rise_v 5_o ½_n july_n 8_o it_o rise_v 5_o july_n 9_o it_o rise_v 5_o july_n 10_o it_o rise_v 6_o july_n 11_o it_o rise_v 12_o july_n 13_o it_o rise_v 7._o july_n 13._o the_o mercury_n be_v raise_v 3_o inch_n be_v suspend_v at_o 92_o inch_n and_o the_o air_n be_v convey_v into_o another_o receiver_n be_v 50_o inch_n high_a july_n 14_o it_o be_v raise_v 14_o july_n 15_o it_o be_v raise_v 11_o july_n 16_o it_o be_v raise_v 13_o july_n 17_o it_o be_v raise_v 5_o july_n 18_o it_o be_v raise_v 9_o the_o 19_o it_o be_v subside_v from_o 102_o to_o 92_o inch_n part_v of_o it_o be_v convey_v into_o another_o receiver_n the_o 20_o it_o ascend_v 15._o the_o 22_o air_n get_v out_o it_o subside_v to_o 63_o inch_n ½_n the_o 23_o it_o ascend_v to_o 12_o ½_n the_o 24_o it_o ascend_v 4_o the_o height_n of_o the_o cylinder_n be_v 79_o but_o the_o air_n be_v remove_v into_o another_o receiver_n it_o stand_v at_o 62._o july_n 25_o it_o rise_v 8_o july_n 26_o it_o rise_v 9_o july_n 27_o it_o rise_v 4_o july_n 28_o it_o rise_v 5_o july_n 30_o it_o ascend_v ten_o inch._n the_o length_n of_o the_o suspend_v cylinder_n be_v 98_o inch_n and_o part_n of_o the_o air_n be_v convey_v into_o another_o receiver_n it_o stand_v at_o 64._o july_n 31_o it_o rise_v 6_o inc._n august_n 1_o it_o rise_v 9_o inc._n august_n 2_o it_o rise_v 4_o inc._n august_n 3_o it_o be_v remove_v into_o another_o receiver_n be_v 68_o inch_n high_a august_n 4_o it_o be_v remove_v subside_v to_o 54_o inch_n august_n 6_o it_o rise_v 7_o in._n august_n 7_o it_o rise_v 4_o in._n august_n 8_o it_o rise_v 0_o in._n august_n 9_o it_o rise_v 3_o in._n the_o receiver_n be_v open_v the_o cherry_n be_v almost_o insipid_a be_v of_o a_o whitish_a colour_n and_o the_o pulp_n spongy_a from_o this_o experiment_n it_o appear_v that_o though_o cherry_n be_v capable_a of_o yield_a air_n yet_o the_o production_n of_o it_o be_v not_o very_o regular_a experiment_n ii_o july_n 13_o 67._o receiver_n cherry_n enclose_v in_o a_o receiver_n cherry_n be_v enclose_v in_o a_o receiver_n together_o with_o as_o much_o air_n obtain_v from_o cherry_n put_v up_o in_o another_o receiver_n as_o be_v able_a to_o sustain_v a_o mercurial_a cylinder_n 50_o inch_n july_n 15._o it_o be_v raise_v two_o inch_n high_o though_o the_o day_n before_o there_o be_v no_o variation_n in_o its_o height_n july_n 16_o it_o be_v raise_v 1_o ½_n july_n 17_o it_o be_v raise_v 1_o ½_n july_n 26_o it_o be_v raise_v 18_o some_o air_n get_v out_o july_n 27_o it_o be_v raise_v 2_o some_o air_n get_v out_o july_n 30_o it_o be_v raise_v 7_o july_n 31_o it_o be_v raise_v 9_o inch_n august_n one_a it_o stop_v at_o the_o height_n of_o 61_o inch_n some_o air_n make_v its_o way_n out_o aug._n 27._o the_o air_n be_v whole_o vanish_v i_o take_v out_o the_o cherry_n which_o retain_v their_o colour_n without_o putrefaction_n their_o taste_n be_v acid_a and_o the_o pulp_n be_v full_a of_o cavity_n like_o fermented_a paste_n from_o this_o and_o the_o forego_n experiment_n compare_v it_o appear_v that_o fruit_n yield_v less_o in_o artificial_a than_o common_a air_n and_o consequent_o their_o natural_a state_n be_v long_o preserve_v experiment_n iii_o septemb_n 10_o 77._o common_a air._n receiver_n grape_n enclose_v in_o a_o receiver_n six_o ounce_n of_o unripe_a grape_n be_v shut_v up_o in_o a_o receiver_n which_o be_v large_a enough_o to_o hold_v 25_o ounce_n of_o water_n with_o common_a air_n i_o shut_v up_o the_o receiver_n firm_o with_o a_o screw_n septemb_n 11_o the_o mercury_n rise_v not_o in_o the_o least_o septemb_n 12_o it_o be_v about_o a_o inch_n high_a septemb_n 13_o it_o be_v raise_v to_o 3_o ½_n septemb_n 14_o it_o be_v raise_v to_o 7_o septemb_n 15_o it_o be_v raise_v to_o 10_o septemb_n 16_o it_o be_v raise_v to_o 12_o ½_n septemb_n 17_o it_o be_v raise_v to_o 14_o sept._n 18_o it_o be_v raise_v to_o 16_o sept._n 19_o it_o be_v raise_v to_o 18_o sept._n 20_o it_o be_v raise_v to_o 20_o sept._n 21_o it_o be_v raise_v to_o 22_o sept._n 22_o it_o be_v raise_v to_o 23_o ½_n septemb_n 23_o it_o be_v raise_v to_o 27_o inch_n no_o alteration_n be_v observe_v in_o the_o grape_n septemb_n 24_o it_o be_v 30_o inch_n high_a septemb_n 25_o it_o be_v 31._o the_o colour_n of_o the_o grape_n be_v turn_v yellow_a septemb_n 26_o it_o be_v raise_v to_o 32_o ½_n septemb_n 27_o it_o be_v raise_v to_o 34_o sept._n 29_o it_o be_v raise_v to_o 35_o sept._n 30_o it_o be_v raise_v to_o 35_o octob._n 1_o the_o mercury_n be_v 35_o inch_n high_a octob._n 2_o it_o be_v 36_o octob._n 0_o it_o be_v 36_o octob._n 6_o it_o be_v 36_o octob._n 10_o it_o be_v 35_o octob._n 13_o it_o be_v 32_o ½_n none_n of_o the_o air_n make_v its_o way_n out_o but_o the_o cold_a increase_v novemb_n 9_o the_o mercury_n have_v neither_o ascend_v nor_o descend_v decem._n 19_o the_o air_n be_v lose_v decem._n 20_o the_o grape_n take_v out_o of_o the_o receiver_n
26_o inch_n high_a aug._n 13_o the_o height_n of_o it_o be_v 33_o aug._n 14_o the_o height_n of_o it_o be_v 36_o aug._n 15_o the_o height_n of_o it_o be_v 39_o aug._n 16_o the_o height_n of_o it_o be_v 41_o ½_n aug._n 17_o the_o height_n be_v 44_o aug._n 11_o the_o height_n be_v 47_o aug._n 19_o the_o height_n be_v 50_o the_o air_n be_v transmit_v and_o the_o goosberry_n take_v out_o they_o have_v lose_v their_o colour_n and_o almost_o all_o their_o acidity_n they_o produce_v air_n very_o regular_o except_o a_o little_a fast_o when_o some_o part_n have_v be_v draw_v out_o experiment_n vii_o sept._n 12._o grape_n crude_a grape_n crude_a grape_n be_v put_v into_o a_o receiver_n with_o as_o much_o air_n as_o raise_v mercury_n 3_o digit_n sept._n 13_o the_o height_n be_v 5_o sept._n 14_o the_o height_n be_v 10_o sept._n 16_o the_o height_n be_v 17_o sept._n 17_o the_o height_n be_v 19_o sept._n 19_o the_o height_n be_v 23_o sept._n 20_o the_o height_n be_v 25_o sept._n 22_o the_o height_n be_v 30_o it_o be_v stop_v with_o a_o screw_n sept._n 23_o the_o height_n be_v 3_o ½_n sept._n 24_o the_o height_n be_v 32_o sept._n 26_o the_o height_n be_v 34_o ½_n sept._n 27_o the_o height_n be_v 36_o ¼_n sept._n 28_o the_o height_n be_v 36_o ¼_n sept._n 29_o the_o height_n be_v 37_o ¼_n sept._n 30_o the_o height_n be_v 37_o ¼_n oct._n 2_o the_o height_n be_v 39_o ½_n oct._n 4_o the_o height_n be_v 39_o ½_n oct._n 5_o the_o height_n be_v 40_o ½_n oct._n 7_o the_o height_n be_v 41_o ½_n oct._n 8_o the_o height_n be_v 42_o ½_n oct._n 15_o the_o height_n be_v 46_o nou._n 2_o the_o height_n be_v 54_o nou._n 5_o the_o height_n be_v 58_o jan._n 10_o the_o height_n be_v 70_o there_o be_v no_o sensible_a alteration_n in_o the_o gage_n when_o the_o frost_n be_v most_o severe_a though_o the_o grape_n and_o their_o juice_n be_v freeze_v sept._n 21._o the_o grape_n be_v little_o alter_v and_o the_o mercury_n not_o much_o high_a the_o receiver_n be_v open_v and_o the_o grape_n though_o more_o pungent_a have_v not_o lose_v their_o taste_n but_o their_o juice_n preserve_v its_o red_a colour_n hence_o it_o appear_v that_o grape_n yield_v not_o all_o their_o air_n in_o a_o little_a time_n experiment_n viii_o august_n 10._o 77._o vacuo_fw-la pear_n in_o vacuo_fw-la pear_n cut_v in_o two_o be_v include_v in_o a_o vacuum_n about_o evening_n the_o mercury_n be_v raise_v 10_o digit_n aug._n 11_o it_o rise_v to_o 20_o aug._n 13_o it_o rise_v to_o 38_o aug._n 14_o it_o rise_v to_o 48_o aug._n 15_o it_o rise_v to_o 55_o aug._n 16_o it_o rise_v to_o 60_o aug._n 17_o it_o rise_v to_o 68_o air_n be_v transmit_v it_o subside_v to_o 53_o ½_n aug._n 18_o the_o height_n be_v 61_o aug._n 19_o the_o height_n be_v 64_o aug._n 20_o the_o height_n be_v 70_o aug._n 21_o the_o height_n be_v 72_o air_n be_v transmit_v it_o stand_v at_o 61._o aug._n 22_o the_o height_n be_v 68_o aug._n 23_o the_o height_n be_v 74_o aug._n 24_o the_o height_n be_v 79_o aug._n 25_o the_o height_n be_v 81_o air_n be_v transmit_v it_o sink_v to_o 61._o aug._n 26_o the_o height_n be_v 56_o soem_n get_v out_o be_v transmit_v it_o sink_v to_o 52._o aug._n 27_o the_o height_n be_v 60_o aug._n 28_o the_o height_n be_v 68_o aug._n 29_o the_o height_n be_v 75_o aug._n 30_o the_o height_n be_v 83_o aug._n 31_o the_o height_n be_v 88_o sept._n 1_o the_o height_n be_v 93_o sept._n 2_o the_o height_n be_v 100_o sept._n 3_o the_o height_n be_v 89_o some_o air_n get_v out_o sept._n 4_o the_o height_n be_v 100_o sept._n 5_o the_o height_n be_v 100_o sept._n 7_o the_o height_n be_v 100_o no_o air_n get_v out_o sept._n 9_o the_o height_n be_v 107_o sept._n 10_o the_o height_n be_v 107_o air_n be_v transmit_v it_o sink_v to_o 99_o sept._n 11_o sept._n 13_o the_o height_n be_v 105_o oct._n 8_o air_n get_v out_o pear_n yield_v their_o air_n by_o fit_n article_n xi_o various_a experiment_n experiment_n i._n march_n 16._o receiver_n melt_v lead_v in_o a_o receiver_n lead_v be_v melt_v in_o a_o brass_n vessel_n a_o inch_n and_o ½_n in_o diameter_n it_o be_v convey_v into_o a_o receiver_n and_o the_o air_n pump_v out_o before_o the_o lead_v cool_v when_o it_o be_v cool_v the_o surface_n be_v concave_a especial_o in_o the_o middle_a though_o when_o it_o cool_v in_o open_a air_n the_o surface_n be_v general_o convex_a except_o in_o the_o middle_a the_o same_o success_n happen_v when_o the_o experiment_n be_v make_v with_o tin_n neither_o of_o the_o metal_n afford_v bubble_n experiment_n ii_o sept._n 2._o water_n a_o solution_n of_o salt_n in_o water_n a_o solution_n of_o salt_n in_o water_n be_v convey_v into_o a_o receiver_n sept._n 15._o the_o salt_n be_v not_o christalize_v experiment_n iii_o august_n 8._o 76._o air._n artificial_a air._n artificial_a air_n from_o goosberry_n be_v include_v in_o a_o receiver_n march_n 1._o 7_o 6_o 7._o no_o alteration_n in_o the_o height_n of_o the_o mercury_n experiment_n iu._n august_n 8._o weigh_v air_n weigh_v a_o phial_n which_o be_v large_a enough_o to_o hold_v 7_o ounce_n 5_o drachm_n and_o 3_o grain_n of_o water_n have_v the_o air_n exhaust_v be_v poise_v to_o a_o aequilibrium_fw-la with_o another_o weight_n upon_o which_o a_o piece_n of_o a_o bladder_n which_o cover_v it_o be_v pierce_v with_o a_o needle_n and_o the_o air_n get_v into_o it_o weigh_v 4_o grain_n &_o ½_n which_o weight_n be_v to_o the_o former_a as_o 1_o to_o 814_o so_o that_o water_n be_v 800_o time_n heavy_a than_o air_n of_o the_o same_o bulk_n experiment_n v._n jan._n 16._o 77._o nitre_n aqua_fw-la fortis_fw-la and_o fix_v nitre_n aqua_fw-la fortis_fw-la and_o fix_a nitre_n be_v mix_v in_o a_o receiver_n together_o yield_v much_o air._n march_n 5._o the_o air_n be_v not_o destroy_v nor_o the_o height_n of_o the_o mercury_n alter_v but_o nitre_n be_v produce_v in_o vacuo_fw-la from_o the_o mixture_n experiment_n vi._n may_v 12._o 76._o vacuo_fw-la several_a body_n in_o vacuo_fw-la a_o phial_n which_o have_v a_o long_a neck_n be_v so_o far_o fill_v with_o oil_n that_o it_o wrought_v up_o to_o the_o middle_n of_o its_o neck_n be_v convey_v into_o a_o receiver_n and_o so_o much_o air_n compress_v into_o it_o as_o raise_v the_o mercury_n 120_o inch_n above_o the_o usual_a height_n the_o surface_n of_o the_o oil_n subsided_a ¾_n of_o a_o inch_n be_v condense_v by_o cold_a which_o be_v evident_a since_o the_o compress_v air_n be_v let_v out_o the_o surface_n rise_v not_o again_o august_n 5._o the_o same_o experiment_n be_v make_v with_o water_n there_o be_v no_o sensible_a alteration_n in_o the_o height_n of_o its_o surface_n though_o the_o heat_n may_v have_v give_v reason_n to_o expect_v some_o change_n jan._n 14._o 78._o a_o glass_n phial_n be_v fill_v with_o spirit_n of_o wine_n till_o it_o rise_v within_o 3_o inch_n of_o the_o top_n of_o its_o neck_n be_v by_o the_o heat_n of_o my_o hand_n cause_v to_o rife_a to_o the_o top_n of_o the_o vessel_n which_o be_v then_o invert_v into_o a_o vessel_n full_a of_o mercury_n and_o my_o hand_n remove_v the_o cold_a spirit_n admit_v 3_o inch_n of_o mercury_n into_o its_o neck_n yet_o be_v convey_v into_o a_o receiver_n and_o so_o much_o air_n compress_v into_o it_o as_o raise_v 90_o digit_n of_o mercury_n the_o spirit_n be_v not_o in_o the_o least_o condense_v by_o compression_n though_o cold_a have_v such_o a_o considerable_a effect_n on_o it_o when_o the_o receiver_n be_v open_v there_o be_v no_o appearance_n of_o bubble_n in_o the_o spirit_n of_o wine_n it_o will_v be_v worth_a while_n to_o consider_v why_o cold_a shall_v have_v such_o a_o considerable_a effect_n in_o condense_a spirit_n and_o why_o it_o can_v be_v condense_v by_o compression_n experiment_n vii_o may_v 12._o 76._o turpentine_n spirit_n of_o wine_n and_o oil_n of_o turpentine_n some_o spirit_n of_o wine_n contain_v in_o a_o glass_n vessel_n with_o some_o drop_n of_o oil_n of_o turpentine_n upon_o it_o be_v brisk_o move_v about_o till_o the_o receiver_n be_v exhaust_v they_o stick_v to_o several_a bubble_n which_o rise_v out_o of_o the_o spirit_n of_o wine_n and_o be_v by_o they_o carry_v to_o the_o side_n of_o the_o vessel_n where_o they_o be_v keep_v except_o 2_o drop_n which_o the_o bubble_n leave_v behind_o upon_o the_o surface_n of_o the_o spirit_n which_o whilst_o the_o receiver_n be_v exhaust_v continue_v their_o motion_n but_o in_o a_o little_a time_n after_o be_v whole_o at_o rest_n yet_o upon_o a_o re-ingress_n of_o air_n they_o for_o a_o little_a while_n renew_v their_o motion_n again_o the_o same_o experiment_n be_v repeat_v with_o spirit_n of_o wine_n and_o oil_n of_o turpentine_n
whole_o free_v from_o air_n there_o be_v neither_o any_o ebullition_n nor_o a_o appearance_n of_o bubble_n yet_o the_o drop_n of_o oil_n move_v in_o vacuo_fw-la after_o the_o same_o manner_n as_o in_o open_a air._n hence_o it_o appear_v that_o the_o motion_n of_o the_o part_n of_o oil_n depend_v not_o in_o a_o dissolution_n in_o vacuo_fw-la since_o all_o dissolution_n be_v company_v with_o a_o production_n of_o bubble_n experiment_n viii_o may_v 19_o 76._o claret_n radish_n in_o a_o receiver_n with_o claret_n have_v cut_v two_o radish_n transvers_o and_o suspend_v they_o all_o night_n in_o vacuo_fw-la over_o a_o vessel_n of_o claret_n the_o small_a end_n of_o one_o be_v downward_o and_o the_o other_o in_o a_o contrary_a posture_n all_o be_v free_v of_o their_o air_n the_o next_o day_n i_o free_v two_o other_o radish_n from_o their_o thick_a skin_n and_o cut_v they_o transvers_o suspend_v they_o over_o the_o wine_n as_o the_o other_o in_o vacuo_fw-la upon_o which_o immerse_v they_o all_o in_o the_o wine_n they_o emit_v bubble_n considerable_o especial_o those_o that_o have_v be_v long_a in_o the_o receiver_n from_o this_o experiment_n we_o may_v urge_v that_o bubble_n be_v form_v of_o particle_n of_o air_n contain_v in_o water_n and_o the_o reason_n why_o those_o radish_n yield_v most_o air_n who_o skin_n be_v not_o pull_v off_o be_v because_o those_o skin_n be_v full_a of_o canal_n and_o pore_n to_o contain_v air_n in_o for_o the_o form_n of_o bubble_n the_o liquor_n ascend_v equal_o in_o all_o the_o radish_n notwithstanding_o their_o posture_n experiment_n ix_o may._n 4._o water_n a_o small_a tube_n immerse_v in_o water_n a_o small_a glass_n tube_n open_a at_o both_o end_n be_v immerse_v in_o water_n the_o water_n in_o vacuo_fw-la ascend_v as_o high_a as_o it_o usual_o do_v in_o common_a air_n but_o in_o a_o little_a time_n it_o be_v raise_v high_a by_o bubble_n of_o water_n which_o divide_v and_o intercept_v the_o cylinder_n of_o water_n in_o 3_o several_a place_n beside_o several_a bubble_n of_o water_n pass_v out_o at_o that_o end_n of_o the_o tube_n which_o be_v immerse_v one_o end_v of_o this_o tube_n be_v hermetical_o seal_v up_o the_o experiment_n succeed_v after_o the_o same_o manner_n as_o when_o it_o be_v open_a but_o in_o the_o open_a air_n the_o water_n ascend_v not_o one_o thing_n in_o this_o experiment_n be_v very_o remarkable_a viz._n that_o the_o water_n suspend_v in_o the_o tube_n yield_v no_o bubble_n but_o only_o at_o the_o bottom_n of_o the_o tube_n nor_o do_v the_o cylinder_n of_o water_n even_o at_o the_o bottom_n yield_v bubble_n when_o it_o be_v raise_v above_o the_o surface_n of_o the_o water_n which_o it_o be_v before_o immerse_v in_o may._n 5._o the_o experiment_n be_v repeat_v but_o before_o the_o end_n of_o the_o tube_n be_v immerse_v in_o water_n a_o drop_n which_o run_v over_o the_o superior_a aperture_n of_o the_o receiver_n fall_v down_o to_o the_o open_a end_n of_o the_o tube_n and_o be_v raise_v two_o line_n in_o the_o cavity_n of_o the_o pipe_n no_o bubble_n be_v form_v in_o half_a a_o hour_n till_o the_o tube_n be_v immerse_v in_o water_n and_o then_o successive_o they_o rise_v one_o after_o another_o in_o try_v this_o experiment_n several_a time_n i_o observe_v that_o thou_o whilst_o the_o tube_n be_v immerse_v several_a bubble_n appear_v about_o the_o end_n of_o it_o yet_o when_o it_o be_v raise_v above_o the_o surface_n of_o the_o water_n none_o be_v to_o be_v see_v may_v 6._o the_o experiment_n be_v try_v with_o a_o infusion_n of_o nephritick_n wood_n in_o which_o the_o success_n be_v alike_o except_o that_o in_o the_o infusion_n when_o the_o bubble_n be_v small_a they_o ascend_v to_o the_o top_n of_o the_o liquor_n which_o be_v a_o argument_n of_o its_o thinness_n and_o that_o it_o have_v no_o viscocity_n may_v 10._o i_o repeat_v the_o same_o experiment_n with_o a_o mixture_n of_o spirit_n of_o wine_n and_o a_o oil_n make_v per_fw-la deliquium_fw-la in_o which_o nothing_o be_v to_o be_v observe_v different_a from_o the_o former_a but_o that_o the_o liquor_n ascend_v not_o so_o high_a from_o these_o experiment_n it_o may_v probable_o be_v infer_v that_o the_o formation_n of_o bubble_n in_o the_o extremity_n of_o the_o tube_n depend_v on_o aerial_a particle_n which_o swim_v in_o the_o water_n and_o meet_v with_o some_o impediment_n at_o their_o end_n be_v keep_v there_o till_o new_a one_o join_v with_o they_o form_n bubble_n experiment_n x._o july_n 18._o 76._o tube_n bean_n with_o water_n in_o a_o iron_n tube_n bean_n such_o as_o horse_n eat_v be_v shut_v up_o with_o water_n in_o a_o iron_n tube_n 2_o day_n ago_o to_o day_n seem_v unaltered_a but_o the_o stopple_n of_o the_o tube_n be_v pull_v back_o air_n and_o water_n break_v out_o which_o eruption_n be_v succeed_v by_o a_o bubble_a noise_n which_o continue_v above_o a_o hour_n july_n 25._o the_o iron_n tube_n be_v open_v a_o second_o time_n and_o a_o bubble_a noise_n succeed_v as_o before_o whence_o it_o appear_v that_o bean_n contain_v air_n which_o can_v discharge_v itself_o in_o a_o compression_n till_o that_o compression_n be_v remove_v experiment_n xi_o march_n 4._o 77._o copper_n spirit_n of_o sal_fw-la ammoniac_a and_o copper_n a_o glass_n half_n full_a of_o spirit_n of_o sal_fw-la ammoniac_a be_v include_v in_o vacuo_fw-la with_o file_n of_o copper_n in_o it_o in_o 15_o minute_n it_o be_v tinge_v with_o a_o diluted_a blue_n which_o upon_o a_o ingress_n of_o air_n in_o 3_o minute_n become_v vivid_v and_o thick_a april_n 4._o the_o liquor_n have_v be_v enclose_v in_o vacuo_fw-la have_v almost_o lose_v its_o colour_n which_o it_o regain_v when_o the_o air_n be_v let_v in_o again_o experiment_n xii_o may_v 8._o wine_n oil_n per_fw-la deliquium_fw-la with_o spirit_n of_o wine_n oil_n make_v per_fw-la deliquium_fw-la be_v shut_v up_o in_o a_o receiver_n with_o spirit_n of_o wine_n swim_v upon_o it_o when_o the_o air_n begin_v to_o be_v exhaust_v great_a bubble_n rise_v from_o the_o spirit_n and_o small_a one_o from_o the_o oil_n but_o in_o a_o hour_n the_o oil_n afford_v bubble_n large_a enough_o to_o fill_v the_o whole_a diameter_n of_o the_o pipe_n in_o their_o ascent_n and_o a_o hour_n after_o that_o they_o break_v out_o so_o violent_o as_o to_o strike_v against_o the_o top_n of_o the_o receiver_n may_v 9_o the_o experiment_n be_v repeat_v in_o a_o vessel_n which_o be_v long_a and_o narrow_a i_o observe_v that_o the_o bubble_n which_o rise_v from_o the_o oil_n be_v not_o very_o large_a till_o ¼_n of_o a_o inch_n above_o the_o surface_n of_o it_o and_o then_o they_o be_v sudden_o expanded_a experiment_n xiii_o may_v 3._o 76._o wine_n aq._n fort._n and_o spirit_n of_o wine_n a_o mixture_n of_o aqua_fw-la fortis_fw-la and_o spirit_n of_o wine_n be_v divide_v into_o three_o part_n and_o each_o of_o those_o include_v in_o a_o distinct_a vessel_n with_o a_o piece_n of_o iron_n one_o of_o they_o be_v include_v in_o vacuo_fw-la upon_o which_o several_a considerable_a ebullition_n succeed_v the_o liquor_n when_o take_v out_o be_v black_a and_o turbid_v though_o in_o the_o other_o two_o it_o be_v not_o alter_v in_o colour_n but_o only_o a_o black_a powder_n be_v settle_v in_o the_o bottom_n wherefore_o one_o of_o those_o be_v include_v in_o vacuo_fw-la after_o ebullition_n less_o violent_a than_o those_o in_o the_o vessel_n first_o include_v the_o liquor_n in_o a_o quarter_n of_o a_o hour_n time_n be_v take_v out_o be_v almost_o as_o black_a and_o turbid_v as_o that_o first_o put_v into_o the_o receiver_n that_o in_o the_o open_a air_n be_v not_o much_o alter_v may_v 4._o the_o liquor_n shut_v up_o in_o the_o receiver_n appear_v clear_a and_o green_a but_o that_o in_o the_o open_a air_n bubble_v more_o than_o the_o day_n before_o and_o be_v of_o a_o red_a colour_n and_o all_o three_o be_v shut_v up_o in_o vacuo_fw-la the_o red_a liquor_n afford_v large_a bubble_n hence_o it_o appear_v that_o spirit_n of_o wine_n promote_v ebullition_n in_o vacuo_fw-la experiment_n fourteen_o jan._n 21._o 78._o copper_n spirit_n of_o sal_fw-la ammoniac_a with_o file_n of_o copper_n a_o glass_n half_n full_a of_o spir._n sal_fw-la armon_n with_o file_n of_o copper_n stop_v with_o a_o leather_n stopple_n be_v put_v into_o a_o receiver_n with_o unfermented_a paste_n jan._n 22._o the_o air_n yield_v by_o the_o paste_n penetrate_v the_o leather_n which_o be_v impervious_a to_o common_a air_n which_o appear_v by_o the_o tincture_n it_o give_v the_o liquor_n jan._n 25._o the_o liquor_n have_v almost_o lose_v its_o colour_n so_o that_o the_o particle_n of_o artificial_a air_n be_v so_o minute_n as_o to_o penetrate_v pore_n which_o common_a air_n can_v feb._n 2._o the_o glass_n be_v shut_v up_o in_o a_o receiver_n which_o admit_v air_n so_o
gradual_o as_o to_o be_v fill_v in_o 24_o hour_n the_o liquor_n still_o remain_v colourless_a feb._n 15._o the_o glass_n be_v again_o shut_v up_o in_o vacuo_fw-la with_o paste_n the_o air_n afford_v by_o it_o do_v not_o as_o before_o penetrate_v the_o leather_n nor_o be_v the_o liquor_n in_o the_o least_o tinged_a by_o it_o experiment_n xv._o april_n 2._o 78._o have_v put_v a_o shrew-mouse_n into_o the_o engine_n describe_v vacuo_fw-la a_o shrew-mouse_n in_o vacuo_fw-la for_o the_o filtration_n of_o air_n through_o water_n when_o the_o pump_n be_v stir_v and_o the_o air_n begin_v to_o penetrate_v the_o water_n it_o be_v a_o little_o better_a but_o can_v not_o recover_v apr._n 12._o the_o experiment_n be_v repeat_v with_o a_o weak_o mouse_n that_o have_v be_v keep_v fast_v a_o long_a time_n the_o success_n be_v the_o same_o as_o in_o the_o last_o experiment_n for_o the_o mouse_n be_v take_v out_o before_o it_o be_v dead_a can_v not_o recover_v in_o the_o free_a air._n experiment_n xvi_o may_v 2._o 78._o six_o week_n ago_o etc._n spawn_n of_o frog_n in_o vacuo_fw-la etc._n etc._n spawn_n of_o frog_n be_v include_v in_o common_a air_n in_o vacuo_fw-la and_o in_o another_o receiver_n with_o compress_v air_n which_o sustain_v 60_o digit_n above_o the_o ordinary_a height_n the_o mercury_n in_o vacuo_fw-la in_o 15_o day_n be_v raise_v 1_o inch._n the_o spawn_n in_o common_a air_n be_v corrupt_a and_o blackish_a that_o in_o the_o compress_v air_n remain_v unaltered_a a_o month_n after_o the_o spawn_n in_o vacuo_fw-la be_v turn_v into_o water_n except_o the_o black_a spot_n but_o have_v not_o alter_v its_o colour_n that_o in_o the_o common_a air_n be_v very_o black_a that_o in_o the_o compress_v air_n begin_v to_o be_v red_a which_o colour_n sensible_o increase_v may_v 22._o that_o in_o the_o common_a air_n have_v lose_v its_o colour_n june_n 23._o that_o in_o the_o compress_v air_n have_v acquire_v a_o greenness_n octob._n 15._o that_o in_o vacuo_fw-la be_v exhale_v out_o of_o its_o vessel_n and_o remain_v in_o the_o receiver_n in_o the_o form_n of_o water_n that_o in_o the_o common_a air_n be_v void_a of_o colour_n and_o that_o in_o the_o compress_v air_n be_v still_o red_a experiment_n xvii_o may_v 9_o 78._o a_fw-la orange_n have_v be_v divide_v vacuo_fw-la orange_n in_o vacuo_fw-la and_o include_v in_o two_o receiver_n in_o which_o be_v leave_v a_o equal_a vacuity_n the_o capacity_n of_o the_o large_a be_v so_o far_o fill_v with_o water_n as_o it_o be_v big_a than_o the_o cavity_n of_o the_o other_o i_o observe_v that_o that_o which_o be_v shut_v up_o with_o water_n be_v four_o time_n more_o mouldy_a than_o the_o other_o the_o same_o experiment_n be_v repeat_v the_o three_o part_n of_o the_o cavity_n of_o one_o receiver_n be_v fill_v with_o water_n yet_o the_o orange_n be_v not_o touch_v by_o it_o june_n 15._o neither_o of_o the_o piece_n of_o the_o orange_n be_v mouldy_a and_o the_o same_o experiment_n be_v again_o repeat_v neither_o piece_n be_v mouldy_a in_o a_o month_n time_n the_o difference_n seem_v to_o be_v the_o effect_n of_o some_o disposition_n in_o the_o air._n experiment_n xviii_o june_n 1._o 78._o a_o small_a glass_n tube_n wind-gun_n venice_n turpentine_n in_o a_o wind-gun_n half_a full_a of_o venice_n turpentine_n be_v put_v into_o the_o wind-gun_n as_o soon_o as_o the_o air_n be_v compress_v into_o a_o ten_o part_n of_o the_o space_n it_o possess_v before_o the_o leather_n which_o cover_v the_o elliptic_a hole_n be_v drive_v out_o the_o tube_n be_v take_v out_o i_o perceive_v several_a bubble_n in_o the_o top_n of_o the_o turpentine_n which_o i_o suppose_v have_v be_v press_v into_o it_o when_o the_o cavity_n of_o the_o gun_n have_v air_n compress_v in_o it_o therefore_o place_v the_o tube_n again_o in_o the_o gun_n i_o cause_v the_o air_n to_o be_v condense_v to_o 15_o time_n as_o little_a compass_n june_n 3_o the_o turpentine_n be_v take_v out_o be_v free_a from_o bubble_n but_o by_o degree_n a_o great_a many_o be_v form_v in_o it_o june_n 4._o have_v free_v turpentine_n from_o its_o air_n and_o pour_v water_n upon_o it_o i_o shut_v up_o all_o in_o the_o wind-gun_n june_n 8._o at_o the_o first_o sight_n both_o the_o water_n and_o turpentine_n be_v free_a from_o bubble_n but_o soon_o after_o they_o appear_v and_o ascend_v in_o the_o turpentine_n almost_o from_o the_o bottom_n so_o that_o the_o air_n that_o form_v these_o bubble_n penetrate_v the_o water_n and_o most_o of_o the_o turpentine_n experiment_n xix_o aug._n 11._o 78._o when_o spirit_n of_o sal_fw-la ammoniac_a be_v clear_v of_o its_o bubble_n vacuo_fw-la file_n of_o copper_n and_o sp._n sal_fw-la armon_n in_o vacuo_fw-la i_o mix_v file_n of_o copper_n with_o it_o in_o vacuo_fw-la upon_o which_o it_o yield_v several_a bubble_n they_o do_v not_o yield_v air_n but_o destroy_v what_o be_v contain_v there_o before_o the_o liquor_n be_v green_a and_o turbid_v decemb._n 5._o the_o spirit_n be_v for_o the_o great_a part_n get_v out_o of_o the_o vessel_n and_o condense_v in_o the_o receiver_n that_o which_o continue_v in_o the_o vessel_n be_v as_o clear_a as_o water_n the_o mercury_n be_v whole_o drive_v out_o of_o the_o gage_n whence_o it_o be_v reasonable_a to_o suppose_v that_o the_o air_n be_v gradual_o consume_v in_o the_o receiver_n experiment_n xx._n septemb_n 2._o 78._o a_o cylinder_n of_o tin_n and_o another_o of_o lead_n etc._n mercury_n raise_v in_o a_o tube_n in_o vacuo_fw-la etc._n etc._n be_v immerse_v in_o vacuo_fw-la in_o mercury_n and_o two_o other_o in_o mercury_n expose_v to_o common_a air._n sept._n 6._o the_o mercury_n in_o the_o tin_n cylinder_n in_o vacuo_fw-la be_v raise_v 4_o inch_n and_o a_o half_a the_o pipe_n be_v cut_v transvers_o half_o of_o that_o space_n above_o the_o mercury_n it_o be_v immerse_v in_o and_o in_o another_o place_n a_o inch_n above_o the_o surface_n of_o the_o mercury_n the_o amalgama_n have_v penetrate_v into_o the_o metal_n half_a a_o line_n above_o and_o a_o whole_a one_o below_o the_o mercury_n in_o the_o lead_n pipe_n have_v not_o sensible_o penetrate_v into_o that_o metal_n except_o where_o it_o be_v immerse_v it_o be_v raise_v in_o it_o 2_o ½_n sept._n 7._o the_o mercury_n have_v ascend_v 5_o digit_n in_o the_o tin_n pipe_n which_o be_v expose_v to_o the_o air._n sept._n 10._o the_o same_o cylinder_n continue_n in_o the_o mercury_n be_v besmear_v up_o to_o the_o very_a top_n 6_o inch_n above_o the_o surface_n of_o the_o stagnant_a mercury_n which_o have_v penetrate_v the_o tube_n the_o deep_a by_o how_o much_o the_o near_o the_o stagnant_a mercury_n so_o that_o near_o the_o surface_n it_o have_v penetrate_v 3_o line_n deep_a the_o mercury_n be_v not_o raise_v above_o 3_o digit_n and_o a_o half_a in_o the_o lead_n pipe_n nor_o have_v it_o make_v any_o sensible_a penetration_n so_o that_o the_o pressure_n of_o the_o air_n contribute_v little_a to_o the_o ascent_n of_o mercury_n into_o metal_n experiment_n xxi_o decemb._n 12._o 78._o the_o head_n of_o a_o whiting_n be_v cut_v off_o vacuo_fw-la a_o whiting_n in_o vacuo_fw-la and_o divide_v into_o 5_o part_n one_o of_o they_o be_v shut_v up_o in_o vacuo_fw-la another_o in_o common_a air_n another_o in_o compress_v air_n which_o sustain_v 50_o digit_n above_o the_o usual_a height_n the_o four_o be_v include_v with_o air_n from_o paste_n the_o last_o piece_n be_v expose_v to_o open_v air._n decemb._n 15._o that_o in_o the_o open_a air_n in_o the_o morning_n begin_v to_o shine_v and_o in_o the_o evening_n yield_v a_o light_n more_o vivid_v decemb._n 16._o it_o give_v over_o shine_v till_o evening_n dec._n 17._o it_o shine_v a_o little_a dec._n 18._o at_o night_n it_o shine_v a_o little_a dec._n 20._o it_o continue_v to_o shine_v dec._n 22._o it_o cease_v dec._n 23._o that_o include_v in_o common_a air_n begin_v to_o shine_v the_o 24._o it_o do_v not_o jan._n 26._o 79._o none_o of_o they_o shine_v article_n xii_o artificial_a air_n destroy_v experiment_n i._n august_n 3._o 77._o artificial_a air_n of_o cherry_n be_v transmit_v into_o a_o receiver_n full_a of_o common_a air_n destroy_v artificial_a air_n of_o cherry_n destroy_v till_o the_o mercury_n be_v raise_v 25_o inch_n above_o its_o usual_a height_n aug._n 4_o it_o sink_v to_o 23_o aug._n 6_o it_o sink_v to_o 20_o aug._n 7_o aug._n 8_o a_o little_a aug._n 10_o to_o 19_o ½_n experiment_n ii_o may_v 26._o 76._o destroy_v artificial_a air_n generate_v and_o destroy_v six_o grain_n of_o sal_fw-la armon_n be_v let_v fall_v into_o a_o sufficient_a quantity_n of_o oil_n of_o vitriol_n in_o vacuo_fw-la there_o follow_v a_o great_a ebullition_n so_o that_o the_o mercury_n rise_v to_o it_o be_v usual_a height_n but_o present_o subside_v again_o may_v 27._o the_o same_o experiment_n be_v try_v
be_v only_o enclose_v nou._n 13._o mercury_n descend_v in_o all_o especial_o where_o the_o compress_v water_n be_v nou._n 18._o in_o that_o which_o contain_v compress_v water_n it_o almost_o rise_v to_o it_o be_v former_a height_n a_o piece_n of_o the_o same_o beef_n expose_v to_o the_o air_n begin_v to_o smell_v ill_o nou._n 23._o air_n be_v generate_v in_o all_o the_o mercury_n in_o the_o second_o be_v 20_o digit_n have_v descend_v 3._o in_o the_o other_o two_o it_o be_v about_o 16._o in_o the_o first_o the_o flesh_n be_v not_o corrupt_v nou._n 30._o the_o flesh_n include_v with_o salt_n do_v not_o stink_v but_o when_o boil_v be_v tender_a and_o pleasant_a decemb._n 6._o the_o mercury_n in_o that_o which_o contain_v the_o compress_v air_n be_v 25_o digit_n the_o flesh_n be_v strong_a scent_v but_o do_v not_o stink_v that_o include_v in_o vacuo_fw-la bubble_v when_o the_o receiver_n be_v open_v and_o in_o a_o hour_n time_n yield_v air_n enough_o to_o sustain_v 3_o or_o 4_o digit_n of_o mercury_n the_o receiver_n which_o contain_v it_o be_v immerse_v in_o hot_a water_n the_o liquor_n bubble_v much_o though_o the_o water_n it_o be_v immerse_v in_o do_v not_o boil_v the_o receiver_n be_v soon_o full_a of_o air_n and_o then_o though_o it_o be_v immerse_v in_o boil_a water_n the_o liquor_n do_v not_o bubble_n the_o flesh_n be_v pleasant_a and_o tender_a so_o that_o water_n as_o well_o as_o beer_n may_v help_v to_o preserve_v flesh_n experiment_n xii_o nou._n 29._o 78._o oyster_n be_v shut_v in_o one_o receiver_n without_o their_o shell_n oyster_n oyster_n in_o another_o they_o be_v shut_v up_o in_o their_o shell_n with_o common_a air_n and_o in_o a_o three_o with_o salt-water_n these_o three_o be_v close_v up_o with_o screw_n 3_o oyster_n in_o their_o shell_n and_o 8_o take_v out_o be_v shut_v up_o in_o vacuo_fw-la where_o it_o be_v observable_a that_o when_o the_o air_n be_v exhaust_v those_o which_o be_v without_o their_o shell_n emit_v large_a bubble_n one_o of_o the_o other_o open_v the_o shell_n nou._n 30._o the_o mercury_n in_o vacuo_fw-la ascend_v a_o little_a but_o in_o those_o 3_o which_o be_v stop_v with_o screw_n it_o descend_v rather_o decemb._n 4._o the_o wether_n grow_v warm_a the_o mercury_n in_o the_o first_o receiver_n be_v 7_o digit_n in_o the_o second_o 0._o in_o the_o three_o 3._o in_o the_o four_o 3._o dec._n 5._o in_o the_o first_o 20._o in_o the_o second_o 1._o in_o the_o three_o 3._o in_o the_o four_o 5._o dec._n 7._o in_o the_o first_o the_o height_n of_o the_o mercury_n be_v 30._o in_o the_o second_o 1_o digit_fw-la in_o the_o three_o 3._o in_o the_o four_o 8._o other_o oyster_n leave_v in_o the_o open_a air_n begin_v to_o smell_v ill_o dec._n 9_o in_o the_o first_o it_o be_v 30_o in_o the_o four_o 11._o in_o the_o rest_v no_o change_n dec._n 13._o in_o the_o four_o it_o be_v 14_o inch_n high_a dec._n 20._o in_o the_o first_o it_o be_v 46._o in_o the_o four_o 24._o no_o alteration_n in_o the_o other_o dec._n 21._o in_o the_o 1_o st_z 52._o in_o the_o 4_o the_o 25._o no_o alteration_n in_o the_o other_o dec._n 22._o in_o the_o 1_o st_z 60._o in_o 4_o the_o 27._o no_o alteration_n in_o the_o rest_n dec._n 27._o in_o the_o 4_o the_o 29._o no_o alteration_n in_o the_o rest_n jan._n 7._o 79._o the_o oyster_n in_o the_o three_o receiver_n have_v colour_a the_o water_n black_a jan._n 25._o some_o bubble_n be_v form_v in_o the_o turpentine_n about_o the_o commissure_v of_o the_o receiver_n and_o cover_n of_o that_o which_o be_v exhaust_v the_o height_n of_o the_o mercury_n be_v not_o alter_v but_o the_o oyster_n be_v take_v out_o stink_v those_o in_o the_o other_o receiver_n stink_v and_o be_v turn_v to_o a_o viscous_a jelly_n from_o this_o experiment_n it_o seem_v to_o follow_v that_o fish_n yield_v not_o so_o much_o air_n as_o flesh_n yet_o they_o will_v corrupt_v though_o not_o affect_v by_o the_o outward_a air._n experiment_n xiii_o nou._n 29._o 78._o butter_n a_o vessel_n of_o fresh_a butter_n a_o glass_n vessel_n fill_v with_o fresh_a butter_n be_v convey_v into_o a_o receiver_n with_o a_o mercurial_a gage_n nou._n 30._o the_o butter_n be_v in_o the_o night_n condense_v by_o cold_a the_o mercury_n sink_v a_o little_a decemb._n 2._o the_o cold_a increase_n the_o mercury_n sink_v sensible_o decemb._n 5._o the_o cold_a grow_n more_o remiss_a the_o mercury_n ascend_v almost_o to_o its_o former_a height_n some_o of_o the_o same_o butter_n have_v be_v all_o the_o time_n expose_v to_o the_o air_n smell_v ill_o decemb._n 7._o the_o cold_a come_n on_o again_o the_o mercury_n return_v to_o the_o top_n of_o the_o gage_n the_o butter_n in_o the_o open_a air_n smell_v worse_a decemb._n 24._o the_o butter_n have_v yield_v no_o air_n but_o be_v all_o of_o a_o grateful_a taste_n except_o the_o superficies_n of_o it_o which_o be_v contiguous_a to_o the_o leather_n so_o that_o butter_n may_v be_v preserve_v a_o long_a time_n if_o preserve_v from_o the_o contact_n of_o air._n experiment_n fourteen_o nou._n 30._o 78._o oyster_n whiting_n and_o oyster_n one_o receiver_n be_v fill_v with_o whiting_n and_o wine_n another_z with_o whiting_n and_o oyster_n when_o the_o screw_n be_v set_v the_o mercury_n in_o the_o gage_n be_v compress_v but_o in_o 3_o hour_n return_v to_o its_o former_a mark_n decemb._n 2._o the_o cold_a increase_n the_o mercury_n sink_v in_o both_o decemb._n 4._o the_o cold_a cease_v and_o the_o mercury_n ascend_v in_o that_o receiver_n which_o contain_v the_o oyster_n decemb._n 5._o in_o that_o which_o hold_v the_o oyster_n the_o mercury_n be_v raise_v 20_o digit_n decemb._n 7._o it_o rise_v to_o 40_o digit_n dec._n 9_o no_o alteration_n in_o either_o that_o in_o which_o the_o wine_n be_v contain_v remain_v still_o below_o its_o first_o height_n decemb._n 20._o the_o content_n of_o both_o stink_v but_o what_o be_v remarkable_a in_o this_o experiment_n be_v that_o there_o be_v corruption_n without_o a_o generation_n of_o air_n in_o that_o receiver_n which_o contain_v the_o wine_n experiment_n xv._o decemb._n 3.78_o cloves_n raw_a beef_n with_o pepper_n and_o cloves_n raw_a beef_n with_o pepper_n and_o cloves_n be_v put_v into_o two_o large_a receiver_n and_o as_o much_o beer_n add_v as_o fill_v the_o remain_v space_n in_o a_o little_a time_n after_o the_o pressure_n of_o the_o air_n grow_v more_o remiss_a the_o mercury_n come_v almost_o to_o the_o open_a end_n of_o the_o gage_n decemb._n 8._o the_o mercury_n ascend_v not_o the_o beef_n be_v take_v out_o of_o one_o to_o be_v boil_v have_v acquire_v a_o sweet_a smell_n from_o the_o clove_n and_o the_o liquor_n smell_v like_o hippocras_n jan._n 2._o 79._o the_o other_o receiver_n be_v open_v no_o air_n be_v produce_v the_o flesh_n be_v uncorrupted_a and_o be_v boil_v in_o vacuo_fw-la with_o a_o intense_a fire_n i_o observe_v air_n or_o spirit_n break_v out_o at_o the_o stop-cock_n fasten_v to_o the_o top_n of_o the_o receiver_n when_o the_o receiver_n be_v cool_v the_o next_o day_n it_o be_v almost_o void_a of_o air_n the_o flesh_n be_v tender_a and_o well_o taste_v only_o it_o be_v boil_v a_o little_a too_o much_o have_v be_v on_o the_o fire_n six_o hour_n hence_o it_o appear_v that_o beer_n impregnate_v with_o aromatics_n will_v preserve_v flesh_n experiment_n xvi_o decemb._n 4.78_o beef_n lark_n with_o beef_n two_o lark_n with_o some_o beef_n be_v shut_v up_o in_o a_o receiver_n with_o as_o much_o ale_n as_o fill_v up_o the_o space_n not_o possess_v by_o they_o another_o be_v fill_v with_o beef_n alone_o and_o a_o mixture_n of_o beer_n and_o ale_n decemb._n 9_o some_o piece_n of_o the_o lark_n which_o be_v expose_v to_o the_o air_n begin_v to_o smell_v ill_a but_o those_o in_o the_o receiver_n have_v not_o yield_v air_n enough_o to_o sustain_v 5_o digit_n of_o mercury_n in_o the_o other_o receiver_n no_o air_n be_v generate_v decemb._n 19_o the_o cover_n of_o the_o receiver_n which_o hold_v the_o lark_n be_v break_v liquor_n run_v out_o the_o beef_n and_o lark_n be_v uncorrupt_a and_o be_v boil_v taste_v grateful_o the_o taste_n of_o the_o beef_n be_v make_v pleasant_a by_o the_o mixture_n of_o the_o lark_n and_o beer_n decemb._n 23._o the_o other_o receiver_n be_v open_v the_o boil_v flesh_n seem_v pleasant_a hence_o it_o appear_v that_o bird_n may_v be_v preserve_v long_o in_o beer_n and_o ale_n experiment_n xvii_o decemb._n 14._o one_o receiver_n be_v fill_v with_o a_o whole_a apple_n etc._n apple_n and_o sugar_n etc._n etc._n and_o a_o sufficient_a quantity_n of_o powder_a sugar_n a_o second_o be_v fill_v with_o a_o apple_n cut_v in_o piece_n and_o sugar_n a_o three_o be_v fill_v with_o a_o apple_n cut_v in_o piece_n and_o water_n with_o a_o 1_o 10_o
receiver_n with_o the_o same_o ingredient_n as_o in_o the_o former_a experiment_n in_o some_o time_n the_o spirit_n acquire_v a_o very_a pleasant_a blue_a colour_n and_o two_o or_o three_o day_n after_o that_o colour_n begin_v to_o grow_v faint_a and_o faint_a so_o that_o at_o the_o end_n of_o the_o four_o day_n it_o have_v whole_o lose_v its_o colour_n but_o be_v expose_v to_o the_o air_n in_o four_o or_o five_o minute_n the_o top_n of_o the_o liquor_n begin_v to_o turn_v blue_a and_o at_o the_o end_n of_o ten_o minute_n it_o diffuse_v itself_o throughout_o the_o whole_a and_o five_o minute_n after_o grow_v so_o strong_a as_o almost_o to_o be_v opacous_a the_o liquor_n shut_v up_o again_o in_o two_o or_o three_o day_n time_n grow_v clear_a and_o this_o experiment_n be_v try_v several_a time_n have_v the_o like_a success_n in_o try_v these_o experiment_n i_o forbear_v to_o shake_v the_o glass_n lest_o the_o alteration_n shall_v be_v suppose_v to_o arise_v from_o any_o sediment_n raise_v and_o mix_v with_o the_o liquor_n though_o for_o the_o most_o part_n none_o be_v to_o be_v perceive_v experiment_n vii_o armon_n file_n of_o copper_n with_o spirit_n of_o sal_fw-la armon_n have_v enclose_v file_n of_o copper_n with_o spirit_n of_o sal_fw-la ammoniac_a enough_o to_o cover_v they_o a_o inch_n we_o shut_v up_o with_o they_o a_o gage_n in_o some_o time_n the_o spirit_n have_v get_v a_o blue_a colour_n and_o in_o the_o mean_a time_n for_o two_o or_o three_o day_n the_o mercury_n in_o the_o seal_a leg_n descend_v near_o 1_o â—_o of_o a_o inch._n the_o like_a success_n we_o have_v when_o the_o experiment_n be_v try_v several_a time_n after_o experiment_n viii_o vinegar_n coral_n and_o spirit_n of_o vinegar_n a_o mercurial_a gage_n with_o coral_n and_o spirit_n of_o vinegar_n be_v enclose_v in_o a_o conical_a glass_n whilst_o the_o menstruum_fw-la work_v on_o the_o coral_n several_a bubble_n be_v produce_v which_o break_v in_o the_o cavity_n of_o the_o vessel_n compress_v the_o air_n into_o â…”_n part_n of_o the_o space_n it_o possess_v before_o but_o after_o the_o operation_n of_o the_o menstruum_fw-la be_v end_v the_o compression_n decline_v till_o the_o compress_v air_n regain_v its_o extent_n within_o a_o three_o of_o what_o it_o be_v dispossess_v of_o by_o the_o compression_n minium_n spirit_n of_o vinegar_n and_o minium_n spirit_n of_o vinegar_n and_o minium_n be_v after_o the_o like_a manner_n enclose_v with_o a_o gage_n in_o a_o conical_a glass_n though_o the_o minium_n be_v in_o a_o great_a measure_n dissolve_v yet_o the_o gage_n discover_v no_o alteration_n in_o the_o air._n experiment_n ix_o armon_n file_v of_o copper_n with_o sp._n of_o sal_fw-la armon_n about_o the_o 20_o of_o august_n we_o put_v file_n of_o copper_n into_o a_o viol_n with_o as_o much_o spirit_n of_o sal_fw-la armon_n as_o cover_v they_o a_o inch_n in_o three_o day_n it_o have_v acquire_v a_o deep_a blue_a colour_n and_o almost_o lose_v it_o again_o the_o viol_n be_v open_v in_o five_o minute_n it_o be_v of_o a_o deep_a blue_n but_o be_v shut_v up_o again_o nine_o day_n it_o lose_v its_o colour_n experiment_n x._o the_o same_o ingredient_n be_v shut_v up_o in_o a_o viol_n hermetical_o seal_v present_o acquire_v a_o deep_a blue_n and_o in_o twelve_o day_n after_o lose_v it_o again_o during_o which_o time_n the_o mercury_n in_o the_o open_a leg_n be_v impel_v up_o but_o when_o in_o the_o night_n the_o seal_n be_v break_v open_a there_o succeed_v a_o noise_n and_o the_o mercury_n in_o the_o short_a leg_n be_v raise_v brisk_o near_o 3_o â—_o of_o a_o inch_n and_o though_o the_o air_n have_v access_n to_o the_o liquor_n at_o a_o orifice_n no_o large_a than_o a_o pea_n yet_o in_o a_o minute_n and_o a_o half_a the_o surface_n of_o the_o liquor_n have_v acquire_v a_o lovely_a fair_a colour_n a_o quarter_n of_o a_o inch_n deep_a and_o in_o five_o minute_n the_o whole_a be_v blue_n chap._n xiii_o a_o statical_a hygroscope_n propose_v to_o the_o secretary_n of_o the_o royal_a society_n consider_v how_o much_o man_n body_n be_v influence_v by_o the_o moisture_n of_o the_o air_n and_o its_o dryness_n i_o make_v use_v of_o the_o follow_a hygroscope_n to_o discover_v the_o different_a degree_n of_o those_o quality_n viz._n a_o sponge_n which_o be_v a_o body_n that_o suck_v up_o the_o air_n be_v moisture_n much_o more_o commodious_o than_o several_a other_o body_n for_o though_o common_a sea-salt_n or_o salt_n of_o tartar_n will_v imbibe_n the_o moisture_n of_o the_o air_n yet_o it_o be_v a_o hard_a matter_n to_o separate_v it_o from_o they_o again_o and_o though_o lute-string_n discover_v the_o degree_n of_o the_o air_n be_v moisture_n by_o the_o increase_n of_o their_o bulk_n yet_o they_o continue_v not_o to_o answer_v expectation_n long_o i_o likewise_o make_v use_n of_o a_o cup_n make_v of_o a_o light_a wood_n with_o a_o button_n on_o the_o bottom_n of_o it_o to_o which_o a_o hair_n be_v tie_v it_o be_v by_o that_o suspend_v at_o a_o balance_n and_o also_o i_o observe_v several_a thing_n when_o i_o make_v use_v of_o sheep_n leather_n which_o will_v be_v a_o good_a hygroscope_n be_v plentiful_o furnish_v with_o pore_n to_o imbibe_n moisture_n but_o that_o it_o be_v more_o subject_a to_o rot_v than_o sponge_n hygroscope_n a_o statical_a hygroscope_n for_o in_o the_o main_a i_o find_v nothing_o so_o convenient_a as_o sponge_n which_o be_v so_o plentiful_o stock_v with_o pore_n that_o a_o drachm_n have_v imbibe_v as_o much_o water_n as_o it_o can_v contain_v without_o drop_v weigh_v 2_o ounce_n and_o 2_o drachm_n and_o all_o that_o be_v require_v in_o use_v this_o hygroscope_n be_v that_o the_o piece_n of_o sponge_n make_v use_v of_o be_v first_o weigh_v in_o air_n of_o a_o moderate_a temperature_n with_o a_o nice_a balance_n for_o as_o afterward_o it_o increase_v or_o decrease_v in_o weight_n so_o accordin_o the_o air_n be_v moist_a or_o dry_a in_o make_v use_n of_o this_o statical_a hygroscope_n you_o may_v use_v what_o quantity_n of_o sponge_n you_o please_v so_o that_o its_o weight_n be_v not_o so_o great_a as_o to_o injure_v the_o balance_n chap._n fourteen_o a_o brief_a account_n of_o the_o utility_n of_o hygroscope_n hygroscope_n the_o usefulness_n of_o hygroscope_n the_o use_n of_o a_o hygroscope_n be_v either_o general_n or_o particular_a the_o general_a use_n be_v to_o estimate_v the_o change_n of_o the_o air_n as_o to_o moisture_n and_o dryness_n by_o way_n of_o measure_v they_o easy_a to_o be_v know_v provide_v and_o communicate_v this_o appear_v from_o the_o description_n of_o our_o statical_a hygroscope_n by_o which_o we_o can_v by_o the_o help_n of_o small_a weight_n discover_v the_o least_o sensible_a alteration_n in_o the_o temperature_n of_o the_o air_n nor_o be_v it_o the_o only_a advantage_n in_o our_o hygroscope_n that_o it_o be_v able_a to_o discover_v such_o alteration_n in_o the_o air_n be_v temper_n but_o it_o be_v a_o additional_a one_o that_o it_o be_v durable_a and_o last_a n._n b._n it_o be_v one_o great_a thing_n want_v in_o the_o preparation_n of_o hygroscope_n that_o we_o have_v not_o yet_o find_v a_o standard_n of_o moisture_n and_o dryness_n to_o adjust_a and_o compare_v other_o hygroscope_n by_o but_o have_v thus_o brief_o intimate_v the_o most_o general_a use_n of_o hygroscope_n i_o shall_v now_o proceed_v to_o mention_v their_o particular_a uses_n use_v i._o to_o know_v the_o differ_a variation_n of_o wether_n in_o the_o same_o month_n day_n and_o hour_n i_o have_v common_o observe_v that_o when_o the_o wether_n be_v at_o a_o stand_n the_o sponge_n grow_v heavy_a in_o the_o night_n but_o lose_v that_o moisture_n the_o next_o day_n before_o noon_n but_o in_o frosty_a night_n at_o the_o latter_a end_n of_o the_o winter_n this_o observation_n do_v not_o hold_v among_o other_o observation_n it_o will_v not_o be_v amiss_o to_o note_n whether_o there_o be_v any_o correspondence_n in_o the_o air_n be_v operation_n on_o hygroscope_n and_o baroscope_n and_o if_o at_o all_o in_o what_o kind_n of_o wether_n for_o usual_o in_o the_o summer_n when_o the_o hygroscope_n be_v light_a the_o baroscope_n be_v high_a though_o strong_a wind_n may_v make_v both_o light_a such_o as_o the_o north-west_n with_o we_o whereas_o south_n wind_n with_o rain_n usual_o make_v the_o baroscope_n light_a and_o the_o sponge_n heavy_a and_o east_n wind_n though_o they_o make_v the_o baroscope_n heavy_a in_o winter_n yet_o they_o make_v the_o hygroscope_n light_a it_o will_v likewise_o be_v of_o use_n to_o observe_v on_o the_o sea-coast_n whether_o the_o ebb_a and_o flow_v of_o the_o sea_n cause_v any_o sensible_a alteration_n in_o the_o hygroscope_n as_o likewise_o at_o what_o time_n the_o air_n be_v moiste_v especial_o at_o full_a and_o new_a moon_n by_o which_o observation_n we_o may_v
more_o easy_o hope_v to_o determine_v whether_o the_o moon_n diffuse_v a_o moisture_n through_o the_o air_n or_o not_o than_o by_o observe_v the_o plumpness_n of_o oyster_n and_o shellfish_n or_o of_o the_o brain_n or_o marrow_n of_o animal_n which_o be_v a_o hard_a thing_n to_o be_v sure_a of_o to_o these_o observation_n it_o will_v be_v requisite_a to_o note_v whether_o upon_o spring-tide_n in_o march_n or_o september_n the_o hygroscope_n receive_v any_o sensible_a alteration_n use_v ii_o to_o know_v how_o much_o one_o year_n or_o season_n be_v dry_a or_o moist_a than_o another_o if_o the_o hygroscope_n when_o it_o continue_v long_a without_o some_o sensible_a alteration_n use_v 2_o be_v take_v for_o a_o standard_n by_o compare_v observation_n make_v at_o other_o season_n of_o the_o year_n and_o in_o other_o year_n it_o will_v be_v easy_a to_o learn_v how_o much_o one_o year_n be_v moist_a than_o another_o how_o much_o these_o observation_n may_v be_v of_o use_n to_o physician_n where_o distemper_n arise_v from_o too_o much_o moisture_n or_o dryness_n and_o to_o husbandman_n and_o shepherd_n in_o order_v their_o corn_n and_o remove_v their_o flock_n from_o too_o moist_a ground_n i_o shall_v leave_v undetermined_a but_o in_o order_n to_o make_v prediction_n it_o will_v be_v necessary_a to_o register_n the_o number_n bigness_n and_o duration_n of_o the_o more_o considerable_a spot_n that_o appear_v or_o be_v dissipate_v near_o the_o sun_n and_o what_o alteration_n happen_v to_o the_o hygroscope_n at_o such_o time_n nor_o will_v it_o be_v amiss_o to_o observe_v what_o alteration_n happen_v upon_o eclipse_n of_o the_o sun_n and_o moon_n or_o great_a conjunction_n of_o the_o planet_n use_v iii_o to_o discover_v and_o compare_v the_o change_n of_o the_o temperature_n of_o the_o air_n make_v by_o wind_n strong_a or_o weak_a frosty_a snowy_a and_o other_o wether_n that_o the_o sponge_n in_o the_o wind_n or_o sun_n lose_v considerable_o of_o its_o weight_n use_v 3_o i_o myself_o have_v experience_v a_o sponge_n hang_v in_o the_o sun_n in_o january_n have_v lose_v a_o 24_o part_n of_o its_o weight_n after_o it_o have_v be_v 3_o quarter_n of_o a_o hour_n expose_v to_o it_o and_o make_v use_n of_o half_a a_o ounce_n of_o sheep_n leather_n instead_o of_o sponge_n this_o be_v hang_v in_o the_o wind_n only_o lose_v 1_o 18_o of_o its_o weight_n in_o a_o hour_n but_o though_o it_o be_v possible_a thus_o to_o make_v observation_n of_o particular_a wind_n yet_o it_o require_v a_o great_a deal_n of_o caution_n as_o well_o as_o skill_n in_o physic_n and_o cosmography_n in_o form_v rule_n for_o the_o observe_n of_o the_o quality_n of_o other_o body_n since_o wind_n which_o come_v from_o the_o same_o quarter_n in_o several_a country_n have_v different_a quality_n for_o though_o north_n wind_n in_o the_o winter_n be_v general_o attend_v with_o frost_n yet_o at_o the_o famous_a port_n of_o archangel_n a_o thaw_v accompany_v it_o the_o reason_n of_o which_o seem_v to_o be_v no_o other_o than_o that_o the_o northern_a wind_n come_v a_o long_a way_n over_o the_o northern_a sea_n do_v not_o acquire_v such_o a_o disposition_n as_o the_o south_n wind_n which_o pass_v over_o a_o large_a tract_n of_o freeze_a land_n and_o it_o be_v observe_v in_o egypt_n that_o the_o north_n wind_n which_o be_v elsewhere_o dry_v be_v there_o moist_a which_o be_v attest_v by_o mr._n sands_n in_o his_o travel_n into_o egypt_n lib._n 6._o cap._n 8._o sect._n 3_o and_o mounseur_fw-fr de_fw-fr serres_n affirm_v that_o about_o the_o quarter_n of_o tholouze_n the_o south_n wind_n dry_v and_o the_o north_n wind_n bring_v rain_n yet_o from_o narbonne_n to_o lion_n all_o over_o provence_n and_o dauphinè_n it_o be_v quite_o otherwise_o but_o beside_o that_o on_o this_o account_n wind_n from_o the_o same_o quarter_n may_v different_o affect_v the_o hygroscope_n it_o be_v operation_n may_v be_v considerable_o diversify_v as_o it_o blow_v vehement_o or_o slow_o over_o the_o same_o country_n for_o though_o wind_n will_v rather_o increase_v the_o weight_n of_o a_o hygroscope_n if_o move_v slow_o yet_o by_o a_o more_o vehement_a agitation_n several_a moist_a particle_n in_o the_o sponge_n be_v dissipate_v and_o disperse_v to_o these_o observation_n i_o shall_v add_v the_o follow_a viz._n that_o frosty_a wether_n have_v be_v observe_v to_o make_v the_o hygroscope_n grow_v light_a towards_o night_n and_o that_o snowy_a wether_n increase_v the_o weight_n of_o it_o as_o likewise_o misty_a and_o foggy_a wether_n but_o what_o be_v more_o strange_a be_v that_o on_o a_o sun-shiny_a day_n the_o sponge_n have_v preponderated_a upon_o the_o pass_n by_o of_o a_o cloud_n but_o as_o soon_o as_o that_o be_v go_v regain_v its_o aequilibrium_fw-la and_o i_o have_v observe_v that_o when_o the_o air_n have_v grow_v heavy_a the_o hygroscope_n have_v grow_v light_a as_o if_o those_o terrestrial_a effluvia_fw-la which_o increase_v the_o weight_n of_o the_o air_n be_v unfit_a to_o be_v imbibe_v into_o the_o pore_n of_o the_o sponge_n wherefore_o at_o such_o time_n it_o may_v not_o be_v amiss_o to_o take_v notice_n whether_o any_o and_o if_o any_o what_o kind_n of_o meteor_n as_o wind_n or_o rain_n or_o hail_n or_o in_o the_o winter_n snow_n or_o frost_n will_v common_o be_v signify_v or_o produce_v use_v iv_o to_o compare_v the_o temperature_n of_o differ_v house_n and_o differ_v room_n in_o the_o same_o house_n this_o may_v be_v of_o considerable_a service_n in_o enable_v man_n to_o choose_v room_n use_v 4_o which_o may_v be_v most_o consistent_a with_o their_o health_n for_o the_o difference_n in_o some_o room_n have_v be_v observe_v to_o be_v so_o considerable_a that_o a_o drachm_n of_o sponge_n have_v acquire_v the_o additional_a weight_n of_o 3_o grain_n and_o ⅛_n and_o upon_o a_o removal_n into_o another_o have_v lose_v 1_o grain_n and_o ⅛_n though_o in_o a_o rainy_a night_n and_o a_o piece_n of_o sponge_n that_o want_v 4_o grain_n and_o ¾_n be_v remove_v into_o another_o room_n near_o a_o fire_n in_o a_o short_a time_n want_v but_o 1_o ½_n grain_n and_o the_o next_o evening_n after_o this_o observation_n be_v make_v it_o weigh_v ʒj_o 1_o grain_n and_o almost_o a_o half_a the_o next_o day_n it_o exceed_v a_o drachm_n above_o 2_o grain_n but_o about_o 4_o in_o the_o afternoon_n the_o wether_n grow_v frosty_a it_o lose_v of_o its_o weight_n and_o a_o drachm_n of_o sponge_n that_o be_v keep_v in_o a_o dry_a room_n upon_o foggy_a wether_n be_v remove_v in_o a_o night_n time_n gain_v 11_o grain_n and_o in_o the_o morning_n be_v remove_v into_o the_o former_a it_o gain_v 2_o grain_n use_v v._n to_o observe_v use_v 5_o in_o a_o chamber_n the_o effect_n of_o the_o presence_n or_o absence_n of_o a_o fire_n in_o a_o chimney_n or_o stove_n which_o will_v sensible_o appear_v by_o the_o help_n of_o our_o hygroscope_n use_v vi_o to_o keep_v a_o chamber_n at_o the_o same_o degree_n or_o a_o assign_a degree_n of_o dryness_n this_o may_v easy_o be_v do_v by_o observe_v the_o aequilibrium_fw-la of_o the_o sponge_n use_v 6_o and_o according_o increase_v or_o diminish_v the_o fire_n i_o have_v observe_v a_o notable_a difference_n in_o the_o weight_n of_o a_o hygroscope_n when_o the_o room_n have_v be_v wash_v though_o a_o good_a fire_n be_v keep_v in_o it_o to_o dry_v it_o present_o to_o these_o observation_n i_o shall_v add_v that_o i_o have_v sometime_o take_v notice_n that_o the_o hygroscope_n have_v not_o answer_v our_o expectation_n as_o at_o other_o time_n whether_o the_o air_n at_o that_o abound_v with_o other_o effluvium_n which_o render_v the_o moist_a particle_n of_o it_o more_o unfit_a to_o be_v imbibe_v by_o the_o pore_n of_o the_o sponge_n i_o shall_v not_o determine_v nor_o whether_o in_o time_n hygroscope_n may_v not_o help_v we_o to_o discover_v the_o nature_n of_o different_a effluvium_n such_o as_o those_o of_o spirit_n of_o wine_n chemical_a oil_n etc._n etc._n nor_o shall_v i_o undertake_v to_o determine_v whether_o this_o instrument_n join_v with_o the_o baroscope_n and_o some_o other_o may_v not_o help_v to_o give_v we_o a_o foresight_n of_o some_o constitution_n of_o the_o air_n which_o precede_v disease_n hurricane_n earthquake_n or_o inundation_n especial_o of_o those_o accident_n which_o depend_v on_o the_o air_n be_v be_v overcharge_v with_o exhalation_n and_o other_o moist_a vapour_n as_o well_o as_o it_o do_v of_o a_o shower_n of_o rain_n to_o conclude_v this_o chapter_n i_o shall_v intimate_v that_o though_o in_o these_o matter_n it_o be_v perhaps_o impossible_a to_o form_v hypothesis_n which_o can_v in_o no_o point_n be_v call_v in_o question_n yet_o the_o theory_n may_v be_v as_o good_a as_o can_v by_o a_o wise_a man_n be_v expect_v in_o so_o mutable_a a_o subject_a as_o the_o air_n and_o therefore_o they_o ought_v not_o
mineral_n the_o earth_n be_v stock_v with_o though_o some_o may_v emit_v effluvia_fw-la noxious_a to_o man_n as_o well_o as_o plant_n yet_o in_o that_o variety_n there_o may_v not_o be_v a_o few_o who_o exhalation_n may_v be_v as_o friendly_a to_o he_o for_o tree_n and_o grass_n have_v not_o only_o be_v observe_v to_o flourish_v over_o tin_n mine_n in_o the_o west_n of_o england_n but_o over_o vein_n of_o another_o kind_n of_o mineral_n which_o be_v not_o far_o from_o the_o surface_n of_o the_o earth_n and_o it_o be_v observe_v that_o those_o that_o work_v in_o tin_n mine_n usual_o live_v very_o long_o and_o i_o have_v not_o only_o be_v tell_v that_o the_o fume_n that_o rise_v from_o such_o mine_n though_o often_o very_o bituminous_a and_o of_o a_o offensive_a smell_n yet_o some_o of_o they_o be_v well_o scent_v and_o a_o friend_n of_o i_o who_o cause_v himself_o to_o be_v let_v down_o in_o a_o subterraneal_a cavern_n which_o be_v break_v open_a by_o dig_v for_o a_o mine_n not_o only_o observe_v that_o the_o air_n be_v very_o pleasant_a to_o breath_n but_o likewise_o among_o several_a imperfect_o form_v mineral_n store_n of_o a_o mineral_n earth_n very_o fragrant_a and_o pleasant_a which_o smell_v it_o in_o some_o measure_n retain_v when_o it_o have_v be_v expose_v to_o the_o air_n for_o some_o time_n and_o i_o myself_o have_v observe_v in_o ireland_n a_o piece_n of_o ground_n to_o yield_v very_o good_a though_o short_a grass_n in_o a_o country_n just_o esteem_v healthful_a which_o i_o attribute_v to_o some_o sulphureous_a exhalations-from_a limestone_n which_o have_v have_v so_o considerable_a effect_n in_o other_o place_n that_o i_o be_o tell_v that_o a_o piece_n of_o ground_n in_o derbyshire_n which_o lie_v upon_o limestone_n be_v so_o warm_v by_o the_o vapour_n that_o rise_v from_o it_o that_o snow_n be_v much_o soon_o thaw_v upon_o it_o than_o that_o which_o lie_v near_o it_o on_o soil_n which_o cover_v freestone_n to_o which_o it_o may_v be_v add_v that_o a_o gentleman_n observe_v in_o hungary_n that_o walk_v over_o some_o ground_n which_o afford_v that_o noble_a oar_n call_v by_o the_o german_n rot-gulden_a ertz_n the_o air_n be_v very_o pleasant_a nor_o be_v the_o air_n much_o less_o pleasant_a on_o that_o ground_n which_o lie_v upon_o vein_n of_o cinnabar_fw-la yet_o over_o other_o sort_n of_o mine_n the_o air_n be_v very_o inoffensive_a nor_o be_v it_o improbable_a that_o subjacent_a fossiles_n shall_v influence_n the_o air_n since_o i_o have_v observe_v mineral_n earth_n twenty_n foot_n deep_a yield_v a_o volatile_a saline_a spirit_n like_o that_o of_o hartshorn_n and_o that_o several_a effluvia_fw-la may_n impregnate_n the_o air_n which_o be_v not_o to_o be_v discern_v by_o any_o of_o our_o sense_n appear_v from_o those_o magnetical_a effluvia_fw-la of_o the_o earth_n discover_v by_o the_o ingenious_a gilbert_n and_o other_o which_o do_v not_o only_a steam_n through_o the_o air_n but_o as_o i_o have_v observe_v act_n upon_o body_n in_o a_o instant_a which_o be_v contain_v in_o glass_n hermetical_o seal_v but_o though_o from_o hence_o it_o may_v appear_v that_o the_o salubrity_n of_o the_o air_n may_v be_v improve_v by_o the_o effluvia_fw-la of_o some_o mineral_n yet_o it_o be_v beyond_o doubt_n that_o in_o general_n they_o render_v the_o air_n insalubrious_a since_o there_o be_v a_o great_a many_o more_o that_o emit_v bad_a than_o good_a one_o for_o beside_o that_o the_o air_n have_v be_v observe_v in_o hungary_n to_o be_v very_o offensive_a and_o prejudicial_a to_o respiration_n that_o in_o the_o neopolitan_a grotta_n de_fw-fr cani_fw-la sudden_o deprive_v dog_n both_o of_o sense_n and_o motion_n to_o which_o may_v be_v add_v the_o averni_fw-la in_o hungary_n which_o sudden_o kill_v those_o that_o draw_v in_o the_o air_n infect_v with_o they_o beside_o which_o there_o be_v a_o great_a many_o noxious_a effluvia_fw-la which_o rise_v from_o marchasitical_a mineral_n which_o we_o take_v little_a notice_n of_o and_o in_o place_n which_o we_o little_o suspect_v they_o to_o be_v in_o nevertheless_o they_o infect_v the_o air_n and_o render_v it_o corrosive_n by_o emit_v that_o ill_a condition_a sulphur_n which_o they_o so_o much_o abound_v with_o that_o a_o pound_n distil_v in_o a_o earthen_a vessel_n with_o a_o good_a fire_n beside_o a_o inflammable_a sulphur_n which_o be_v condense_v into_o thin_a film_n on_o the_o side_n of_o the_o receiver_n yield_v a_o strong_a acid_n not_o much_o unlike_a gas_n sulphuris_fw-la which_o be_v corrosive_a enough_o to_o dissolve_v coral_n in_o the_o cold._n and_o that_o there_o be_v other_o marchasitical_a or_o vitriolate_a matter_n in_o england_n beside_o those_o stone_n from_o which_o the_o great_a part_n of_o vitriol_n be_v obtain_v i_o myself_o be_o a_o witness_n who_o have_v obtain_v a_o vitriol_n from_o a_o vein_n of_o metalline_a oar_n consist_v of_o a_o black_a heavy_a stuff_n without_o any_o troublesome_a or_o artificial_a preparation_n proposition_n ii_o it_o be_v probable_a 2._o prop._n 2._o that_o in_o divers_a place_n some_o endemical_a disease_n do_v chief_o or_o partly_o depend_v on_o subterraneal_a steam_n under_o the_o title_n of_o endemick_a disease_n i_o not_o only_o comprise_v those_o that_o be_v sole_o peculiar_a to_o some_o place_n as_o the_o plica_fw-la polonica_fw-la to_o poland_n and_o the_o disease_n in_o france_n call_v la_o colique_a de_fw-fr poictou_n but_o those_o that_o chief_o appear_v in_o particular_a country_n as_o ague_n in_o kent_n and_o essex_n hundred_o consumption_n in_o england_n and_o flux_n in_o ireland_n but_o before_o i_o proceed_v further_o under_o this_o topick_n it_o be_v requisite_a i_o shall_v first_o advertise_v that_o i_o deny_v not_o but_o that_o a_o great_a many_o of_o such_o distemper_n may_v depend_v in_o a_o great_a measure_n on_o excessive_a heat_n or_o cold_a or_o some_o other_o manifest_a quality_n of_o the_o air_n as_o also_o bad_a diet_n or_o intemperance_n but_o the_o reason_n why_o i_o think_v they_o general_o in_o a_o great_a measure_n likewise_o arise_v from_o some_o noxious_a and_o contagious_a subterraneal_a effluvia_fw-la be_v the_o follow_v 1._o because_o frequent_o the_o cause_n be_v not_o manifest_a and_o 2._o contagious_a effluvia_fw-la may_v be_v emit_v 3._o a_o large_a tract_n of_o land_n may_v abound_v with_o the_o same_o kind_n of_o mineral_n and_o another_o piece_n of_o land_n with_o another_o 4._o as_o the_o effluvia_fw-la be_v saline_n sulphureous_a antimonial_a arsenical_a or_o of_o another_o nature_n they_o may_v have_v different_a effect_n so_o in_o hungary_n some_o cause_n a_o difficulty_n of_o breathe_v but_o the_o effluvia_fw-la of_o the_o earth_n do_v not_o only_o affect_v the_o body_n by_o the_o mediation_n of_o respiration_n but_o be_v contiguous_a to_o the_o skin_n get_v in_o at_o the_o pore_n of_o the_o body_n and_o have_v sensible_a effect_n on_o the_o internal_a part_n and_o that_o the_o pore_n of_o the_o body_n be_v capable_a of_o receive_v very_o subtle_a effluvia_fw-la may_v be_v evince_v by_o several_a instance_n but_o it_o may_v suffice_v to_o intimate_v that_o i_o have_v so_o prepare_v a_o mineral_n substance_n that_o it_o will_v have_v very_o sensible_a effect_n on_o substance_n contain_v in_o the_o bladder_n of_o dead_a animal_n when_o it_o have_v no_o other_o way_n to_o get_v to_o those_o substance_n than_o through_o the_o pore_n of_o the_o bladder_n which_o be_v not_o near_o so_o perspirable_a as_o other_o part_n of_o the_o body_n not_o constitute_v to_o hold_v so_o subtle_a and_o penetrate_a a_o liquor_n as_o urine_n nor_o need_v it_o be_v a_o less_o wonder_n how_o these_o subterraneal_a effluvia_fw-la shall_v have_v so_o sudden_a effect_n on_o human_a body_n and_o in_o so_o little_a time_n since_o we_o see_v in_o moist_a wether_n how_o sudden_o lute-string_n be_v break_v and_o rope_n shorten_v by_o the_o insinuation_n of_o moist_a particle_n into_o their_o pore_n and_o though_o those_o effluvia_fw-la be_v not_o so_o plentiful_o disperse_v in_o the_o air_n as_o to_o enter_v the_o pore_n in_o such_o swarm_n yet_o the_o mass_n of_o humour_n may_v in_o time_n be_v sufficient_o impregnate_v with_o those_o noxious_a vapour_n to_o enable_v they_o to_o produce_v their_o effect_n when_o suck_v into_o the_o capillary_a vessel_n they_o gradual_o deprave_v the_o mass_n of_o blood_n and_o that_o effluvia_fw-la from_o without_o may_v have_v considerable_a effect_n on_o the_o mass_n of_o blood_n appear_v from_o appensa_fw-la and_o periapta_fw-la as_o also_o the_o effect_n of_o mercurial_a plaster_n and_o girdle_n and_o the_o effluvia_fw-la of_o a_o loadstone_n which_o cause_v a_o friend_n of_o i_o to_o be_v trouble_v with_o fit_n of_o the_o colic_n a_o argument_n that_o mineral_n effluvia_fw-la may_v cause_v particular_a disease_n to_o which_o we_o may_v add_v that_o arsenical_a appensa_fw-la extol_v by_o some_o in_o the_o plague_n have_v produce_v the_o effect_n of_o
fortissimo_fw-la vitreo_fw-la ponantur_fw-la ad_fw-la ignem_fw-la arenae_fw-la donec_fw-la vitrum_fw-la optime_fw-la incalescat_fw-la &_o praedicta_fw-la solvantur_fw-la &_o liquentur_fw-la instar_fw-la picis_fw-la quod_fw-la observabitur_fw-la quando_fw-la filum_fw-la quoddam_fw-la immittitur_fw-la in_o fundum_fw-la quod_fw-la extractum_fw-la postea_fw-la instar_fw-la terebinthinae_fw-la trahetur_fw-la ubi_fw-la satis_fw-la coctum_fw-la erit_fw-la postea_fw-la remove_n vitrum_fw-la ab_fw-la igne_fw-la &_o subtiliter_fw-la pulverisa_fw-la &_o ad_fw-la usum_fw-la serva_fw-la another_o eminent_a physician_n preserve_v himself_o from_o the_o plague_n by_o take_v every_o morning_n a_o little_a sea_n salt_n dissolve_v in_o sea_n water_n and_o in_o another_o plague_n i_o know_v two_o recover_v with_o a_o conserve_v make_v of_o goat_n rue_n cease_v why_o the_o plague_n sometime_o unexpected_o cease_v but_o further_a beside_o what_o have_v be_v discourse_v on_o it_o be_v not_o less_o disagreeable_a with_o our_o hypothesis_n that_o sometime_o the_o plague_n unexpected_o cease_v since_o those_o subterraneal_a effluvia_fw-la which_o continue_v the_o infection_n cease_v to_o be_v emit_v from_o the_o earth_n those_o in_o the_o air_n be_v soon_o spend_v and_o sweep_v away_o with_o the_o wind_n which_z effluvia_fw-la may_v cease_v to_o be_v emit_v either_o because_o they_o meet_v with_o some_o other_o effluvia_fw-la in_o the_o earth_n which_o correct_v they_o or_o because_o they_o primary_o rise_v from_o a_o conflict_n and_o agitation_n depend_v on_o the_o mutual_a action_n of_o two_o body_n which_o as_o spirit_n of_o salt_n pour_v on_o file_n of_o iron_n or_o aquafortis_n on_o salt_n of_o tartar_n emit_v fume_n less_o plentiful_o as_o the_o ebullition_n decline_v and_o that_o noxious_a exhalation_n may_v be_v correct_v by_o a_o combination_n of_o other_o as_o pernicious_a not_o only_o appear_v from_o what_o have_v be_v before_o deliver_v but_o may_v be_v illustrate_v by_o note_v that_o though_o spirit_n of_o salt-peter_n will_v corrode_v silver_n yet_o if_o spirit_n of_o salt_n be_v add_v to_o it_o it_o soon_o lose_v that_o quality_n proposition_n iu._n it_o be_v very_o probable_a that_o most_o of_o the_o disease_n that_o even_o physician_n call_v new_a one_o be_v cause_v either_o chief_o or_o concurrent_o by_o subterraneal_a steam_n steam_n new_a disease_n cause_v by_o subterraneal_a steam_n by_o new_a distemper_n i_o will_v be_v understand_v to_o mean_v not_o every_o one_o that_o vary_v a_o little_a in_o symptom_n from_o the_o same_o sort_n at_o another_o time_n but_o such_o as_o at_o their_o appearance_n be_v by_o their_o symptom_n altogether_o unknown_a that_o these_o distemper_n depend_v not_o on_o any_o intemperate_a and_o manifest_a quality_n of_o the_o air_n nor_o on_o the_o influence_n of_o those_o heavenly_a body_n that_o move_v about_o we_o seem_v evident_a because_o the_o influence_n of_o the_o latter_a be_v too_o indeterminate_a and_o the_o alteration_n in_o the_o temper_n of_o the_o air_n much_o more_o frequent_a than_o the_o access_n of_o new_a distemper_n but_o from_o what_o have_v be_v say_v under_o the_o three_o proposition_n it_o appear_v that_o the_o globe_n we_o inhabit_v abound_v with_o various_a noxious_a mineral_n which_o be_v subject_a to_o various_a conflux_n conflict_n and_o dissipation_n and_o which_o by_o emit_v effluvia_fw-la may_v infect_v the_o air_n and_o cause_v new_a disease_n which_o may_v continue_v according_o as_o the_o cause_n be_v more_o or_o less_o durable_a so_o manna_n for_o these_o two_o or_o three_o age_n have_v be_v find_v on_o certain_a tree_n which_o faculty_n of_o produce_v manna_n they_o still_o retain_v yet_o have_v it_o not_o before_o vapour_n experiment_n to_o show_v that_o metal_n may_v be_v raise_v in_o the_o form_n of_o vapour_n to_o conclude_v this_o chapter_n and_o to_o render_v what_o we_o have_v teach_v concern_v mineral_n effluvia_fw-la more_o probable_a i_o shall_v add_v the_o follow_a experiment_n from_o whence_o it_o will_v appear_v that_o malleable_a metal_n may_v be_v raise_v in_o the_o form_n of_o vapour_n into_o the_o air_n and_o become_v part_n of_o fume_n or_o perhaps_o of_o invisible_a vapour_n or_o even_o of_o flame_n itself_o experiment_n i._n distil_v dantisic_n vitriol_n and_o sea_n salt_n distil_v have_v powder_v three_o pound_n of_o dantsic_n vitriol_n and_o two_o of_o sea-salt_n and_o distil_v they_o with_o a_o strong_a naked_a fire_n we_o obtain_v a_o blue_a spirit_n of_o salt_n beside_o which_o there_o rise_v a_o powder_n of_o a_o cupreous_a and_o martial_a nature_n which_o settle_v in_o the_o bottom_n of_o the_o liquor_n experiment_n ii_o salt_n english_a vitriol_n and_o sea_n salt_n the_o former_a experiment_n be_v repeat_v with_o english_a instead_o of_o dantsic_n vitriol_n we_o obtain_v a_o yellow_a spirit_n with_o a_o yellow_a powder_n which_o seem_v to_o be_v a_o crocus_n martis_n experiment_n iii_o copper_n mercury_n sublimate_n and_o copper_n we_o cast_v thin_a plate_n of_o copper_n into_o a_o retort_n upon_o a_o double_a weight_n of_o good_a mercury_n sublimate_n and_o have_v lute_v on_o the_o receiver_n by_o a_o long_a continue_a fire_n we_o obtain_v some_o run_a mercury_n and_o some_o sublimate_n which_o have_v not_o fasten_v upon_o the_o copper_n in_o the_o bottom_n of_o the_o retort_n we_o find_v a_o weighty_a brittle_a and_o resinous_a substance_n fusible_a and_o inflammable_a almost_o like_o seal_v wax_n this_o be_v beat_v and_o expose_v for_o some_o time_n to_o the_o air_n turn_v to_o a_o kind_n of_o verdigreese_v which_o give_v a_o green_a tincture_n to_o spirit_n of_o salt_n this_o be_v distil_v ad_fw-la siccitatem_fw-la several_a time_n till_o full_o impregnate_v with_o the_o spirit_n it_o be_v mix_v with_o triple_o and_o with_o a_o strong_a fire_n afford_v a_o colourless_a liquor_n like_o water_n which_o upon_o a_o addition_n of_o spirit_n of_o hartshorn_n turn_v blue_a experiment_n iu._n tin_n venetian_a sublimate_n and_o cornish_a tin_n venetian_a sublimate_n distil_v from_o cornish_a tin_n into_o a_o good_a large_a receiver_n yield_v a_o spirituous_a liquor_n which_o emit_v white_a exhalation_n upon_o a_o access_n of_o free_a air_n but_o if_o the_o orifice_n of_o the_o vessel_n be_v but_o cover_v with_o a_o piece_n of_o paper_n vipour_n air_n promote_v the_o rise_n of_o metalline_a vipour_n it_o present_o cease_v to_o emit_v those_o exhalation_n yet_o begin_v again_o when_o that_o paper_n which_o lie_v but_o light_o upon_o it_o before_o be_v take_v off_o whence_o it_o appear_v that_o the_o air_n may_v promote_v the_o rise_n of_o metalline_a vapour_n in_o the_o atmosphere_n and_o that_o metalline_a fume_n will_v ascend_v in_o the_o form_n of_o vapour_n will_v appear_v from_o the_o follow_a experiment_n viz._n have_v satiate_v aqua_fw-la fortis_fw-la with_o copper_n and_o steep_v some_o brown_a paper_n in_o it_o to_o soak_v up_o some_o of_o the_o menstruum_fw-la when_o the_o superfluous_a moisture_n be_v partly_o evaporate_v we_o lay_v some_o of_o it_o upon_o the_o hearth_n near_o a_o wood_n fire_n upon_o which_o the_o paper_n be_v scorch_v emit_v fume_n like_o smoak_n which_o rise_v up_o in_o the_o air_n as_o soon_o as_o they_o come_v to_o the_o flame_n they_o impart_v to_o it_o a_o colour_n partly_o blow_v and_o partly_o green_a as_o it_o be_v various_o mix_v with_o the_o flame_n and_o smoke_n of_o the_o wood._n chap._n xx._n suspicion_n about_o some_o hide_a quality_n of_o the_o air._n air._n latent_fw-la quality_n in_o the_o air._n beside_o the_o four_o first_o quality_n of_o the_o air_n viz._n heat_v cold_a moisture_n and_o dryness_n and_o those_o which_o philosopher_n and_o chemist_n have_v discover_v as_o gravity_n springiness_n etc._n etc._n i_o be_o apt_a to_o suspect_v that_o there_o be_v other_o latent_fw-la quality_n in_o it_o due_a to_o the_o substantial_a ingredient_n which_o it_o be_v make_v up_o of_o for_o the_o air_n we_o live_v in_o be_v not_o a_o simple_a body_n but_o a_o confuse_a aggregate_v of_o effluvium_n which_o be_v jumble_v together_o constitute_v a_o great_a mass_n of_o heterogeneous_a matter_n endue_v with_o different_a quality_n for_o from_o what_o be_v elsewhere_o deliver_v it_o appear_v that_o there_o be_v various_a effluvia_fw-la beside_o those_o that_o afford_v ordinary_a meteor_n which_o arise_v from_o body_n in_o subterraneal_a part_n several_a of_o which_o have_v no_o name_n or_o at_o lest_o none_o assign_v they_o and_o have_v several_a power_n and_o quality_n which_o we_o know_v not_o of_o beside_o the_o sun_n and_o planet_n may_v have_v influence_n here_o below_o distinct_a from_o their_o heat_n and_o light_n which_o may_v mix_v with_o the_o atmosphere_n we_o live_v in_o and_o for_o as_o much_o as_o those_o celestial_a globe_n that_o move_v about_o we_o may_v be_v endue_v with_o substance_n that_o we_o here_o know_v nothing_o of_o the_o effluvium_n which_o come_v from_o they_o may_v affect_v we_o in_o a_o different_a manner_n from_o any_o body_n we_o here_o have_v in_o our_o atmosphere_n and_o though_o the_o
after_o it_o be_v sufficient_o impregnate_v with_o the_o vitriol_n remain_v in_o the_o calx_fw-la be_v filter_v and_o gentle_o abstract_v and_o yield_v several_a grain_n of_o a_o salt_n of_o vitriol_n not_o much_o different_a from_o that_o which_o have_v be_v calcine_v another_o portion_n of_o water_n be_v leave_v in_o the_o air_n six_o week_n upon_o the_o calcine_v vitriol_n in_o a_o wide_a mouth_a glass_n and_o then_o be_v abstract_v as_o the_o former_a it_o yield_v a_o salt_n much_o like_o salt-petre_n and_o different_a from_o the_o former_a and_o colcothar_n which_o have_v lie_v several_a month_n in_o the_o air_n free_a from_o rain_n be_v turn_v into_o a_o lixivium_n yield_v a_o salt_n much_o white_a than_o vitriol_n and_o of_o a_o different_a figure_n from_o whence_o it_o appear_v that_o the_o air_n have_v considerable_a force_n in_o vary_a salt_n obtainable_a from_o calcine_v vitriol_n experiment_n ii_o dulcify_v colcothar_n of_o venereal_a vitriol_n be_v expose_v to_o the_o air_n in_o january_n and_o february_n increase_v in_o weight_n 4_o ¼_n grain_n experiment_n iii_o the_o 12_o of_o march_n eight_o ounce_n of_o outlandish_a vitriol_n calcine_v to_o a_o redness_n be_v put_v into_o a_o broad_a and_o flat_a metalline_a vessel_n and_o into_o another_o vessel_n small_a than_o the_o other_o we_o put_v 2_o ounce_n of_o colcothar_n so_o that_o the_o superficies_n of_o the_o latter_a be_v large_a in_o respect_n of_o its_o quantity_n than_o the_o superficies_n of_o the_o other_o june_n 25._o we_o weigh_v these_o powder_n and_o find_v that_o the_o 8_o ounce_n have_v gain_v a_o drachm_n and_o 16_o grain_n and_o the_o 2_o ounce_n have_v gain_v as_o much_o within_o a_o grain_n then_o the_o powder_n be_v put_v into_o the_o same_o vessel_n august_n the_o four_o the_o small_a quantity_n weigh_v 26_o grain_n more_o than_o it_o do_v in_o june_n whence_o it_o appear_v that_o different_a circumstance_n cause_v notable_a disparity_n in_o the_o increase_n of_o weight_n experiment_n iu._n two_o ounce_n of_o small_a lump_n of_o marchasite_n which_o be_v partly_o shine_v and_o partly_o darkish_a and_o seem_v well_o dispose_v to_o yield_v vitriol_n be_v keep_v in_o a_o pure_a air_n and_o gain_v 12_o grain_n in_o weight_n in_o seven_o week_n experiment_n v._n spirit_z of_o salt_n be_v put_v upon_o file_n of_o copper_n and_o keep_v in_o a_o moderate_a heat_n when_o it_o have_v acquire_v a_o thick_a and_o muddy_a colour_n we_o decant_v it_o into_o a_o clean_a glass_n with_o a_o wide_a mouth_n and_o leave_v it_o a_o competent_a time_n expose_v to_o the_o air_n till_o it_o have_v acquire_v a_o fair_a green_n yet_o nothing_o be_v precipitate_v to_o the_o bottom_n to_o make_v it_o clear_a experiment_n vi._n i_o once_o observe_v that_o the_o fume_n of_o a_o sharp_a liquor_n act_v more_o powerful_o on_o a_o certain_a metal_n hold_v in_o the_o air_n than_o the_o menstruum_fw-la from_o whence_o those_o fume_n rise_v will_v do_v itself_o and_o it_o be_v observe_v in_o some_o mine_n in_o hungary_n that_o the_o fume_n render_v those_o ladder_n soon_o unserviceable_a which_o be_v near_a the_o top_n of_o the_o grove_n where_o there_o be_v a_o more_o free_a access_n of_o air._n experiment_n vii_o a_o soft_a chemical_a substance_n which_o will_v smoke_v in_o the_o open_a air_n be_v convey_v into_o our_o pneumatick_a engine_n in_o a_o viol_n when_o the_o air_n be_v exhaust_v cease_v to_o smoke_n and_o by_o continue_v there_o some_o time_n will_v not_o smoke_v again_o when_o it_o be_v re-exposed_a to_o the_o air_n till_o the_o fresh_a air_n have_v blow_v upon_o it_o some_o time_n this_o preparation_n be_v keep_v in_o the_o vessel_n it_o be_v prepare_v in_o six_o week_n will_v cease_v to_o smoke_n when_o the_o vessel_n be_v but_o cover_v with_o a_o piece_n of_o paper_n and_o another_o remarkable_a thing_n be_v that_o when_o it_o be_v contain_v some_o time_n in_o a_o receiver_n close_o lute_v it_o will_v soon_o so_o glut_v the_o air_n with_o its_o steam_n as_o not_o to_o be_v able_a to_o smoke_v long_o chap._n xxii_o of_o the_o celestial_a and_o aerial_a magnet_n it_o will_v be_v of_o great_a use_n in_o discover_v the_o nature_n of_o the_o air_n and_o its_o correspondency_n with_o subterraneal_a and_o celestial_a region_n can_v we_o ctc._o of_o celestial_a magnet_n ctc._o by_o experiment_n make_v any_o progress_n in_o prepare_v such_o artificial_a magnet_n as_o will_v imbibe_n the_o exotic_a part_n of_o the_o air._n nor_o will_v it_o be_v lose_v labour_n to_o expose_v several_a mineral_n and_o other_o substance_n to_o the_o air_n and_o to_o inquire_v what_o it_o be_v that_o give_v they_o the_o additional_a weight_n they_o receive_v by_o it_o and_o with_o what_o quality_n that_o substance_n be_v endue_v for_o if_o such_o experiment_n can_v be_v try_v with_o good_a magnet_n at_o several_a time_n and_o in_o several_a place_n we_o may_v by_o they_o learn_v what_o effluvium_n the_o air_n then_o and_o in_o those_o place_n abound_v with_o nor_o may_v it_o be_v of_o small_a importance_n in_o discover_v a_o correspondency_n betwixt_o the_o terrestrial_a and_o some_o etherial_a globe_n of_o the_o world_n among_o other_o thing_n which_o make_v i_o hope_v that_o equiry_n of_o this_o nature_n may_v not_o be_v altogether_o unsuccessful_a i_o shall_v only_o intimate_v that_o notable_a operation_n the_o air_n have_v upon_o vitriol_n diversify_v by_o circumstance_n after_o fire_n can_v work_v no_o further_o on_o it_o for_o zwelser_n speak_v of_o a_o chemical_a preparation_n of_o vitrol_n viz._n colcothar_n say_v that_o the_o salt_n it_o yield_v when_o long_o keep_v be_v imbibe_v into_o it_o from_o the_o air._n for_o say_v he_o when_o it_o have_v be_v expose_v to_o the_o air_n sal_fw-la praebet_fw-la quandoque_fw-la candidum_fw-la quandoque_fw-la purpureum_fw-la aspectu_fw-la pulcherrimum_n quod_fw-la aliquando_fw-la in_o copia_fw-la acquisivi_fw-la &_o penes_fw-la i_o asservo_fw-la quandoque_fw-la etiam_fw-la nitrosum_fw-la and_o a_o ingenious_a person_n tell_v i_o that_o he_o likewise_o have_v obtain_v several_a sort_n of_o salt_n from_o colcothar_n and_o at_o the_o last_o when_o it_o have_v be_v keep_v a_o long_a time_n a_o pretty_a quantity_n of_o true_a run_a mercury_n beside_o what_o have_v be_v already_o say_v concern_v colcothar_n i_o shall_v propose_v two_o or_o three_o inquiry_n to_o any_o virtuoso_fw-la that_o will_v assist_v in_o these_o trial_n and_o first_o it_o will_v be_v convenient_a to_o note_v the_o nature_n of_o the_o soil_n the_o temperature_n of_o the_o air_n the_o month_n of_o the_o year_n the_o wind_n the_o weight_n of_o the_o atmosphere_n and_o if_o any_o the_o spot_n of_o the_o sun_n the_o moon_n be_v age_n and_o her_o place_n in_o the_o zodiac_n as_o well_o as_o the_o principal_a aspect_n of_o the_o star_n and_o planet_n since_o we_o can_v deny_v though_o not_o positive_o assert_v that_o these_o body_n be_v concern_v in_o the_o production_n of_o those_o salt_n which_o colcothar_n yield_v this_o nevertheless_o we_o know_v that_o though_o those_o body_n which_o move_v about_o we_o shall_v have_v no_o considerable_a effect_n on_o what_o be_v do_v in_o our_o atmosphere_n yet_o it_o at_o different_a time_n and_o place_n abound_v with_o various_a subterraneal_a steam_n and_o several_a phaenomena_n appear_v in_o it_o which_o be_v irregular_a and_o though_o some_o be_v regular_a enough_o yet_o be_v they_o as_o to_o their_o cause_n unknown_a as_o those_o thermae_n piperinae_n in_o germany_n which_o begin_v and_o cease_v to_o flow_v at_o certain_a time_n and_o johannes_n de_fw-fr laet_n tell_v we_o that_o in_o the_o mexican_n province_n xilolepec_n there_o be_v a_o fountain_n which_o successive_o flow_v and_o cease_v to_o flow_v for_o four_o year_n together_o and_o in_o the_o time_n of_o its_o flow_n it_o be_v observe_v that_o it_o flow_v much_o more_o plentiful_o in_o dry_a than_o rainy_n wether_n second_o i_o will_v recommend_v the_o follow_a observation_n viz._n what_o kind_n of_o vitriol_n the_o colcothar_n be_v make_v of_o martial_a hungarian_n or_o roman_a vitriol_n what_o degree_n of_o calcination_n be_v make_v use_n of_o and_o how_o far_o the_o calcine_v matter_n be_v free_v from_o its_o salt_n by_o water_n for_o i_o have_v observe_v a_o saltless_a colcother_n expose_v to_o the_o air_n several_a month_n without_o the_o least_o increase_n of_o weight_n which_o probable_o may_v depend_v on_o some_o peculiarity_n of_o the_o air_n where_o the_o experiment_n be_v try_v since_o in_o other_o place_n the_o success_n have_v be_v the_o contrary_n but_o three_o beside_o several_a sort_n of_o vitriol_n it_o may_v not_o be_v amiss_o to_o try_v these_o experiment_n with_o several_a preparation_n of_o they_o for_o i_o once_o make_v a_o solution_n of_o copper_n with_o sublimate_n and_o spirit_n of_o salt_n which_o expose_v to_o the_o air_n be_v green_a though_o before_o it_o be_v not_o of_o that_o
seal_a glass_n sect._n i._n to_o separate_v air_n from_o liquor_n by_o boil_v or_o by_o the_o engin._n sect._n i._n to_o obtain_v air_n by_o corrosion_n especial_o with_o spirit_n of_o vinegar_n sect._n i._n to_o separate_v air_n by_o sulphureous_a and_o animal_n menstruum_n sect._n i._n to_o produce_v air_n in_o vacuo_fw-la by_o burning-glass_n and_o hot_a iron_n sect._n i._n to_o obtain_v air_n from_o gunpowder_n and_o other_o nitrous_a substance_n sect._n ii_o the_o air_n produce_v may_v be_v examine_v by_o try_v whether_o it_o will_v preserve_v or_o revive_v 1._o animal_n 2._o flame_n 3._o fire_n 4._o the_o light_n of_o rot_a wood_n fish_n sect._n ii_o to_o examine_v its_o spring_n and_o the_o duration_n of_o it_o as_o also_o it_o be_v weight_n and_o whether_o it_o will_v help_v to_o raise_v the_o smoke_n of_o liquor_n title_n vii_o of_o the_o accidental_a or_o less_o constant_a ingredient_n of_o the_o air._n title_n viii_o of_o aqueous_a particle_n in_o the_o air_n and_o of_o its_o moisture_n and_o dryness_n dryness_n of_o the_o air_n be_v moisture_n and_o dryness_n though_o dryness_n be_v a_o quality_n which_o only_o depend_v on_o this_o viz._n that_o the_o pore_n intercept_v betwixt_o the_o stable_a part_n of_o a_o body_n be_v not_o fill_v with_o any_o visible_a liquor_n yet_o it_o have_v a_o considerable_a interest_n in_o the_o change_n of_o body_n upon_o different_a score_n first_o in_o as_o much_o as_o the_o body_n dry_v be_v deprive_v of_o liquid_a part_n upon_o the_o effect_n of_o which_o several_a of_o its_o operation_n depend_v second_o upon_o the_o recess_n of_o those_o part_n evaporate_v the_o texture_n of_o the_o body_n may_v be_v so_o far_o change_v as_o to_o acquire_v a_o disposition_n to_o act_v otherwise_o and_o to_o be_v act_v on_o in_o a_o different_a manner_n to_o what_o it_o be_v before_o experiment_n i._n to_o evince_v the_o efficacy_n of_o the_o air_n be_v moisture_n we_o suspend_v a_o quarter_n of_o a_o hundred_o weight_n by_o a_o iron_n ring_n at_o the_o end_n of_o a_o rope_n which_o be_v about_o 3_o foot_n and_o a_o half_a long_o and_o 3_o 10_o of_o a_o inch_n in_o diameter_n and_o when_o the_o weight_n have_v stretch_v the_o rope_n for_o 2_o or_o 3_o day_n we_o place_v a_o board_n under_o it_o so_o that_o it_o may_v just_o rest_v upon_o it_o and_o then_o cause_v the_o rope_n to_o be_v wet_a in_o about_o half_a a_o hour_n it_o shorten_v so_o much_o that_o the_o weight_n will_v swing_v this_o way_n and_o that_o like_o a_o pendulum_n without_o touch_v the_o board_n yet_o the_o same_o day_n the_o rope_n be_v stretch_v again_o so_o that_o it_o touch_v the_o board_n about_o morocco_n which_o be_v a_o inland_a town_n though_o the_o soil_v be_v dry_a and_o the_o heat_v violent_a in_o the_o day_n yet_o i_o be_o tell_v by_o one_o who_o be_v there_o that_o the_o nocturnal_a air_n be_v so_o damp_n as_o to_o be_v able_a to_o make_v his_o clothes_n unfit_a to_o be_v wear_v till_o air_v yet_o though_o the_o air_n be_v very_o pierce_v neither_o the_o knife_n in_o his_o pocket_n nor_o the_o sword_n in_o his_o scabbard_n be_v subject_a to_o rust_v though_o the_o same_o metal_n expose_v to_o the_o open_a air_n be_v air_n too_o moist_a can_v be_v wholesome_a the_o air_n about_o oakly_n and_o brill_n in_o buckinghamshire_n though_o a_o high_a country_n be_v so_o moist_a in_o october_n that_o the_o staircase_n and_o picture_n will_v stand_v all_o over_o dew_n which_o gather_v in_o drop_n run_v down_o in_o stream_n and_o it_o be_v obser_v that_o the_o north_n and_o north-east_n side_n of_o the_o house_n be_v so_o moist_a that_o except_o the_o room_n be_v air_v often_o the_o furniture_n will_v rot_v have_v make_v use_n of_o a_o hydroscope_n which_o be_v make_v of_o a_o box_n to_o who_o bottom_n a_o piece_n of_o gut-string_n be_v fasten_v and_o the_o other_o end_n of_o it_o to_o a_o index_n which_o lie_v upon_o the_o top_n of_o the_o box_n the_o circumference_n of_o the_o box_n be_v divide_v into_o degree_n or_o partition_n by_o which_o we_o can_v perceive_v that_o when_o moist_a vapour_n insinuate_v themselves_o into_o the_o pore_n of_o the_o lutestring_n it_o will_v be_v wreathe_v and_o twist_v up_o and_o the_o index_n will_v be_v move_v that_o way_n which_o the_o twist_a of_o the_o rope_n incline_v it_o and_o when_o the_o wether_n be_v dry_a it_o will_v return_v back_o the_o other_o way_n experiment_n ii_o one_o of_o these_o hygroscope_n be_v convey_v into_o a_o small_a receiver_n when_o the_o air_n be_v exhaust_v the_o index_n do_v not_o sensible_o alter_v its_o place_n in_o a_o long_a time_n till_o the_o external_n air_n be_v let_v in_o again_o from_o which_o experiment_n and_o some_o other_o try_v with_o a_o thermoscope_n it_o appear_v that_o the_o aether_n or_o that_o subtle_a matter_n which_o succeed_v in_o the_o place_n of_o the_o exhaust_a air_n be_v neither_o hot_a cold_a moist_a nor_o dry_a title_n ix_o of_o cloud_n mist_n and_o fog_n fog_n of_o cloud_n mist_n and_o fog_n a_o excellent_a astronomer_n tell_v i_o that_o of_o all_o the_o white_a cloud_n who_o height_n he_o have_v measure_v in_o fair_a wether_n he_o find_v none_o to_o exceed_v ¾_n quart_n of_o a_o mile_n and_o very_o few_o above_o ½_n a_o mile_n a_o mist_n at_o sea_n drive_v towards_o the_o shoar_n without_o any_o sensible_a wind_n cause_v the_o sea_n to_o swell_v more_o than_o a_o brisk_a wind._n it_o have_v likewise_o be_v observe_v that_o mist_n in_o some_o place_n rise_v about_o 30_o foot_n high_a have_v fall_v down_o in_o a_o dew_n again_o title_n x_o of_o terrestrial_a steam_n in_o the_o air._n effluvia_fw-la of_o terrestrial_a effluvia_fw-la pillar_n of_o fume_n have_v be_v divers_a time_n observe_v to_o rise_v from_o ground_n which_o have_v several_a vein_n of_o different_a metal_n in_o it_o some_o ill_n scent_v some_o well_o scent_v and_o other_o inodorous_a and_o i_o have_v observe_v that_o the_o charcoal_n make_v in_o cornwall_n afford_v a_o manifest_a arsenical_a and_o sulphureous_a smell_n beyond_o other_o charcoal_n 1685._o jcournal_n des_fw-fr s_o avary_a iii_o 1685._o tell_v est_fw-fr par_fw-fr exemple_n ce_fw-fr nuage_n horrible_a d'une_fw-fr fumée_fw-fr epaisse_fw-fr qui_fw-fr s'eleva_fw-it de_fw-fr la_fw-fr mer_fw-fr de_fw-fr cretee_n au_fw-fr commencement_n de_fw-fr l'eestede_n l'an_n 721._o et_fw-la qui_fw-la s'etant_fw-la repandu_fw-fr dans_fw-fr l'air_fw-fr le_fw-fr fit_a parôistre_fw-fr tout_fw-fr en_fw-fr feu_fw-fr la_fw-fr mer_fw-fr n'en_fw-fr fut_fw-fr pas_fw-fr mesme_fw-fr exempte_n car_fw-fr les_fw-fr gross_v mass_n de_fw-la pierres_fw-la enflammées_fw-fr qu'on_n en_fw-fr vit_fw-fr sortier_n et_fw-la qui_fw-la se_fw-la joignirent_fw-la all_o '_o isle_n qu'on_n nomme_n hiera_n échauferent_a si_fw-fr fort_fw-fr les_fw-fr eau_fw-fr qu'elles_fw-fr en_fw-fr bruloient_fw-fr les_fw-fr mane_n title_n xi_o of_o salt_n in_o the_o air._n air._n of_o the_o salt_n in_o the_o air._n though_o the_o peripatetic_n teach_v that_o the_o air_n be_v a_o element_n and_o consequent_o a_o pure_a simple_a body_n who_o quality_n be_v moist_a and_o dry_a yet_o from_o what_o we_o have_v already_o deliver_v it_o appear_v that_o it_o be_v a_o aggregate_v of_o various_a kind_n of_o effluvia_fw-la jumble_v and_o mix_v together_o i_o mean_v the_o air_n distinct_a from_o that_o pure_a substance_n aether_n which_o i_o suppose_v diffuse_v through_o the_o interstellar_n part_n of_o the_o universe_n among_o the_o effluvia_fw-la which_o rove_v up_o and_o down_o the_o air_n i_o account_v saline_n once_o the_o chief_a which_o be_v not_o unlikely_a since_o the_o terraqueous_a globe_n which_o continual_o emit_v effluvia_fw-la abound_v with_o great_a quantity_n of_o marine_n aluminous_a and_o vitriolate_a salt_n which_o impregnate_n the_o air_n beside_o several_a exhalation_n raise_v by_o the_o sunbeam_n from_o the_o surface_n of_o the_o earth_n and_o water_n not_o to_o mention_v several_a other_o saline_n vapour_n which_o be_v disperse_v in_o the_o atmosphere_n and_o arise_v from_o vulcanos_fw-la as_o well_o as_o common_a fire_n and_o as_o it_o be_v not_o improbable_a but_o that_o the_o air_n plentiful_o abound_v with_o saline_n effluvia_fw-la so_o very_o likely_a beside_o nitrous_a there_o be_v other_o kind_n raise_v up_o and_o rove_a about_o in_o it_o as_o common_a salt_n and_o vitriolate_a salt_n and_o that_o which_o seem_v to_o prove_v that_o the_o air_n in_o some_o place_n abound_v with_o vitriolate_a salt_n be_v that_o it_o have_v be_v observe_v that_o hinge_n have_v be_v corrode_v and_o rot_v and_o other_o thing_n prejudice_v upon_o a_o vitriolate_a soil_n whereas_o in_o house_n which_o stand_v on_o a_o chalky_a soil_n no_o such_o effect_n be_v observe_v beside_o on_o the_o vitriolate_a ground_n we_o take_v notice_n of_o saline_n and_o white_a efflorescence_n upon_o the_o surface_n of_o the_o soil_n when_o beat_v upon_o by_o the_o sunbeam_n beside_o which_o kind_n
of_o salt_n i_o be_o induce_v to_o believe_v that_o the_o air_n abound_v with_o volatile_a one_o for_o beside_o that_o a_o acquaintance_n of_o i_o obtain_v a_o spirit_n and_o salt_n of_o similar_v quality_n with_o spirit_n of_o hartshorn_n from_o earth_n dig_v up_o some_o yard_n deep_a we_o may_v observe_v in_o favour_n of_o what_o i_o propose_v that_o the_o very_a soot_n which_o rise_v from_o fire_n near_o great_a town_n a_o great_a part_n of_o which_o be_v disperse_v in_o the_o air_n abound_v with_o a_o saline_n spirit_n which_o may_v be_v obtain_v from_o it_o by_o distillation_n as_o likewise_o a_o great_a quantity_n of_o volatile_a matter_n may_v be_v raise_v in_o the_o form_n of_o vapour_n from_o animal_n substance_n putrify_v and_o corrupt_v but_o beside_o these_o more_o simple_a salt_n there_o may_v be_v several_a other_o compound_v in_o the_o air_n which_o may_v result_v from_o several_a coalition_n of_o simple_a salt_n and_o several_a compound_v salt_n may_v not_o unlikely_a 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be_v not_o know_v nor_o have_v they_o any_o name_n give_v they_o this_o appear_v from_o what_o we_o have_v elsewhere_o teach_v of_o subterraneal_a fume_n and_o may_v be_v further_o illustrate_v by_o intimate_v that_o i_o have_v observe_v old_a glass-window_n sometime_o corrode_v as_o if_o worm-eaten_a which_o probable_o proceed_v from_o some_o corrosive_a particle_n carry_v thither_o by_o the_o wind._n as_o for_o the_o nature_n of_o these_o several_a salt_n that_o at_o different_a time_n and_o in_o various_a place_n impregnate_n the_o air_n among_o the_o different_a method_n that_o may_v be_v take_v to_o investigate_v they_o i_o shall_v mention_v the_o follow_v air._n several_a way_n to_o discover_v the_o nature_n of_o the_o salt_n in_o the_o air._n first_o we_o may_v expose_v such_o body_n to_o the_o air_n as_o we_o think_v will_n most_o likely_a be_v work_v upon_o by_o the_o salt_n we_o judge_v predominant_a in_o that_o place_n as_o lime_n where_o we_o think_v nitre_n abound_v as_o also_o we_o may_v hang_v up_o silk_n of_o such_o colour_n as_o nitre_n be_v most_o apt_a to_o fade_v or_o discolour_v in_o place_n where_o we_o think_v vitriol_n abound_v we_o may_v expose_v preparation_n of_o sulphur_n which_o it_o usual_o turn_v black_a in_o other_o place_n we_o may_v spread_v white_a linen_n clothes_n and_o observe_v what_o salt_n they_o imbibe_n along_o with_o the_o rise_a vapour_n and_o fall_v dew_n a_o second_o way_n to_o discover_v the_o nature_n of_o the_o salt_n in_o the_o air_n may_v be_v by_o expose_v some_o body_n which_o several_a salt_n have_v different_a effect_n on_o experiment_n i._n clean_a copper_n plate_n be_v place_v over_o glass_n under_o which_o spirit_n of_o salt_n and_o spirit_n of_o nitre_n dilute_v with_o water_n be_v set_v i_o oserve_v that_o they_o be_v discolour_v alike_o by_o the_o ascend_a fume_n it_o be_v common_a for_o these_o spirit_n to_o draw_v a_o green_a tincture_n from_o copper_n as_o spirit_n of_o soot_n and_o urine_n do_v a_o blue_n one_o i_o have_v observe_v a_o piece_n of_o copper_n bring_v from_o a_o mine_n overcast_v in_o several_a part_n with_o a_o verdigrease_n which_o effect_n i_o judge_v to_o depend_v on_o the_o efficacy_n of_o some_o effluvia_fw-la in_o the_o air._n and_o possible_o with_o other_o body_n discover_v different_a discolouration_n we_o be_v enable_v to_o learn_v what_o kind_n of_o steam_n those_o effect_n be_v produce_v by_o and_o it_o have_v be_v observe_v not_o only_o at_o amsterdam_n but_o elsewhere_o that_o plate_n in_o a_o little_a time_n in_o those_o air_n will_v acquire_v a_o rusty_a colour_n or_o one_o partake_v of_o yellow_a and_o black_n a_o three_o way_n which_o may_v be_v take_v to_o discover_v the_o different_a nature_n of_o effluvia_fw-la may_v be_v by_o expose_v preparation_n of_o mineral_n body_n who_o colour_n be_v apt_a to_o be_v change_v by_o the_o air._n experiment_n ii_o if_o a_o solution_n of_o silver_n in_o aq._n fortis_fw-la be_v precipitate_v with_o spirit_n of_o sea_n salt_n the_o powder_n will_v be_v at_o the_o first_o white_a but_o after_o a_o while_n be_v expose_v to_o the_o air_n the_o surface_n of_o the_o liquor_n will_v acquire_v a_o dark_a colour_n which_o may_v perhaps_o vary_v as_o the_o air_n be_v different_o impregnate_v experiment_n iii_o a_o equal_a weight_n of_o file_n of_o copper_n and_o powder_a sal_fw-la ammoniac_a be_v mix_v and_o put_v into_o a_o cover_a crucible_n and_o keep_v over_o a_o moderate_a fire_n till_o the_o sal_fw-la armon_n have_v do_v smoke_v as_o much_o of_o the_o rema_v mass_n as_o can_v be_v part_v be_v take_v out_o and_o look_v of_o a_o dark_a colour_n but_o be_v gross_o beat_v and_o expose_v to_o the_o air_n look_v like_o verdigrease_n a_o substance_n who_o colour_n common_o vary_v according_a to_o the_o nature_n of_o the_o salt_n concern_v in_o the_o production_n of_o the_o pigment_n but_o a_o parcel_n of_o the_o same_o mass_n be_v gross_o beat_v and_o hermetical_o seal_v up_o from_o the_o air_n and_o leave_v in_o a_o south_n window_n be_v not_o discolour_v when_o that_o expose_v to_o the_o air_n have_v acquire_v a_o virdigrease_n colour_n experiment_n iv_o spirit_n of_o soot_n of_o wood_n dissolve_v copper_n into_o a_o lovely_a azure_a but_o the_o substance_n grow_v dry_a in_o the_o air_n change_v its_o ceruleous_a for_o a_o cyanious_a colour_n such_o as_o may_v be_v see_v in_o good_a turquoise_n which_o change_n depend_v not_o on_o the_o saline-sulphureous_a salt_n which_o i_o rather_o believe_v because_o i_o have_v the_o same_o success_n when_o i_o make_v use_v of_o a_o urinous_a spirit_n draw_v from_o a_o animal_n substance_n most_o of_o the_o inland_a part_n of_o our_o country_n abound_v not_o with_o corrosive_a vapour_n the_o bar_n of_o iron_n be_v not_o so_o subject_a to_o be_v corrode_v and_o rust_v so_o that_o i_o believe_v this_o salt_n may_v proceed_v from_o sea_n vapour_n or_o a_o dissolution_n of_o some_o corrode_a salt_n upon_o the_o burn_a of_o a_o sea_n or_o mineral_n coal_n mox_fw-la ollam_fw-la ex_fw-la igni_fw-la removent_fw-la 12._o agricola_n de_fw-mi re_fw-mi metal_n lib._n 12._o postea_fw-la ex_fw-la refrigerata_fw-la eximunt_fw-la halinitrum_fw-la purissimum_fw-la quod_fw-la candidi_fw-la marmoris_fw-la speciem_fw-la gerit_fw-la aetque_fw-la tunc_fw-la etiam_fw-la id_fw-la quod_fw-la terrenum_fw-la est_fw-la in_fw-la fundo_fw-la residet_fw-la at_o terra_fw-la ex_fw-la qua_fw-la dilutum_fw-la fuit_fw-la factum_fw-la &_o rami_n quernei_fw-la vel_fw-la consimilis_fw-la arboris_fw-la alternis_fw-la sub_fw-la dio_fw-mi ponantur_fw-la &_o aqua_fw-la quâ_fw-la combibit_fw-la halinitrum_fw-la conspergantur_fw-la quo_fw-la modo_fw-la quinque_fw-la vel_fw-la sex_n annis_fw-la rursus_fw-la apta_fw-la fit_a ad_fw-la conficiendum_fw-la dilutum_fw-la halinitrum_fw-la quodammodo_fw-la purum_fw-la quod_fw-la dum_fw-la terra_fw-la tot_fw-la annos_fw-la quievit_fw-la interea_fw-la ortum_fw-la fuit_fw-la &_o quod_fw-la lapidei_fw-la parietes_fw-la in_o cellis_fw-la vrinariis_fw-la &_o locis_fw-la opacis_fw-la exudant_fw-la cum_fw-la primo_fw-la diluto_fw-la permistum_fw-la decoquatur_fw-la si_fw-mi verò_fw-la locus_fw-la aliquis_fw-la talium_fw-la venarum_fw-la copiam_fw-la suppeditaverit_fw-la ipsae_fw-la statim_fw-la non_fw-la conjiciantur_fw-la in_o cast_n ella_fw-la sed_fw-la primò_fw-la convehantur_fw-la in_o areas_fw-la atque_fw-la cumulentur_fw-la quanto_fw-la enim_fw-la diutius_fw-la aeri_fw-la &_o pluviis_fw-la expositae_fw-la fuerint_fw-la tanto_fw-la meliores_fw-la fiunt_fw-la no_o in_o ejusmodi_fw-la cumulis_fw-la aliquot_fw-la post_fw-la mensibus_fw-la quam_fw-la venae_fw-la in_fw-la be_v as_o fuerint_fw-la conjectae_fw-la nascuntur_fw-la fibrae_fw-la long_o venis_fw-la bonitate_fw-la praestantes_fw-la deinde_fw-la vehantur_fw-la in_o sex_n plurave_a castilia_n long_fw-mi &_o let_fw-mi a_o ad_fw-la novem_fw-la pedes_fw-la ad_fw-la quinque_fw-la alta_fw-la si_fw-mi verò_fw-la dum_fw-la dilutum_fw-la recoquitur_fw-la seperata_fw-la non_fw-la fuerint_fw-la mox_fw-la ex_fw-la minoribus_fw-la vasis_fw-la infundatur_fw-la in_o majora_n eaque_fw-la concludantur_fw-la in_fw-la quibus_fw-la item_n atramentum_fw-la sutorium_fw-la seperatum_fw-la ab_fw-la alumine_fw-la
be_v open_v the_o external_a air_n rush_v in_o with_o a_o considerable_a noise_n whence_o it_o be_v evident_a that_o all_o the_o air_n the_o limon_n have_v yield_v in_o that_o time_n be_v not_o sufficient_a to_o fill_v the_o cavity_n of_o the_o receiver_n neither_o the_o limon_n nor_o the_o juice_n be_v mouldy_a or_o ill_o taste_v so_o that_o it_o make_v i_o think_v that_o mouldiness_n can_v be_v well_o produce_v without_o a_o concurrence_n of_o the_o air._n the_o liquor_n be_v acid_a but_o clear_a and_o without_o faeces_fw-la be_v of_o a_o colour_n betwixt_o brown_a and_o red_a it_o turn_v syrup_n of_o violet_n into_o a_o purple_a colour_n and_o corrode_v fragment_n of_o red_a coral_n in_o the_o cold._n it_o have_v be_v observe_v that_o lozenge_n which_o a_o scholar_n frequent_o carry_v in_o his_o pocket_n be_v dissolve_v when_o he_o come_v near_o the_o line_n but_o recover_v their_o old_a consistence_n when_o much_o past_o it_o title_n xxiii_o of_o the_o operation_n of_o the_o air_n on_o consistent_a mineral_n substance_n substance_n the_o effect_n of_o the_o air_n on_o mineral_n substance_n in_o draw_v copper_n out_o of_o deep_a mine_n in_o sweedland_n i_o be_o inform_v they_o use_v rope_n make_v of_o leather_n link_n of_o iron_n be_v subject_a to_o break_v with_o the_o coldness_n of_o the_o air_n and_o the_o weight_n of_o the_o ore_n it_o have_v be_v observe_v that_o glass_n keep_v half_a a_o year_n though_o well_o neal_v have_v break_v in_o piece_n and_o freeze_v of_o themselves_o the_o crack_v partly_o depend_v on_o some_o particle_n of_o salt_n which_o have_v not_o undergo_v a_o sufficient_a comminution_n i_o be_o tell_v there_o be_v a_o house_n in_o suffolk_n near_o the_o sea_n in_o which_o though_o it_o be_v but_o 8_o year_n old_a the_o iron_n bar_n be_v swell_v and_o so_o rot_v that_o they_o will_v crimble_a away_o the_o wind_n which_o blow_v upon_o those_o window_n in_o which_o they_o be_v be_v southward_o and_o i_o be_o likewise_o tell_v that_o iron_n bar_v drench_v in_o sea_n water_n and_o after_o expose_v to_o the_o air_n be_v so_o far_o impair_v that_o when_o hammer_v great_a flake_n will_v fly_v off_o they_o purbeck_n and_o blechington-stone_n will_v moulder_v away_o in_o the_o air_n but_o those_o dug_n up_o at_o painswick_n near_o gloucester_n will_n by_o be_v expose_v to_o the_o air_n change_v their_o primary_n softness_n for_o a_o crust-hard_a and_o glassy_a marble_n which_o penetrate_v but_o a_o little_a way_n into_o its_o substance_n but_o be_v generate_v soon_o the_o often_o it_o be_v wash_v title_n xxiv_o of_o the_o air_n in_o reference_n to_o fire_n and_o flame_n candle_n which_v burn_v in_o grooves_n furnish_v with_o air_n shaft_n will_v sometime_o continue_v burn_v 8_o fathom_n deep_a or_o more_o when_o they_o come_v into_o close_a ground_n though_o candle_n will_v burn_v for_o a_o while_n yet_o when_o the_o dust_n rise_v they_o go_v out_o experiment_n touch_v the_o relation_n betwixt_o flame_n and_o air._n the_o burn_a of_o candle_n etc._n etc._n under_o a_o glass_n bell_n as_o also_o spirit_n of_o wine_n matches_n touchwood_n sponck_n etc._n etc._n the_o keep_n of_o animal_n under_o a_o glass_n bell_n whilst_o the_o flame_n be_v burn_v the_o burn_a of_o body_n to_o ash_n in_o seal_a glass_n as_o also_o in_o exact_o close_v receiver_n cotton_n burn_v in_o a_o seal_a glass_n the_o burn_a of_o a_o mixture_n of_o flame_n under_o water_n in_o a_o e._n r._n as_o also_o of_o a_o saline_a substance_n and_o likewise_o of_o salt_n petre._n a_o pistol_n not_o fire_v in_o a_o e._n r._n a_o experiment_n of_o burn_a gunpowder_n the_o burn_a of_o spirit_n of_o wine_n and_o oil_n of_o turpentine_n in_o glass_n vessel_n with_o slender_a neck_n title_n xxv_o of_o the_o air_n in_o reference_n to_o fermentation_n fermentation_n of_o the_o air_n in_o reference_n to_o fermentation_n raisin_n be_v enclose_v in_o a_o exhaust_a bolt-head_n half_o full_a of_o water_n and_o set_v on_o a_o digestive_a furnace_n present_o begin_v to_o ferment_n and_o swim_v upon_o the_o liquor_n afford_v bubble_n which_o be_v gradual_o few_o and_o at_o last_o a_o sediment_n appear_v in_o the_o bottom_n the_o top_n of_o the_o bottle_n be_v accidental_o break_v the_o external_n air_n rush_v in_o with_o some_o noise_n and_o the_o surface_n of_o the_o liquor_n be_v cover_v with_o froth_n like_o bottle_n drink_v and_o i_o think_v i_o perceive_v a_o visible_a fume_v come_v out_o of_o the_o glass_n which_o have_v a_o languid_a smell_n the_o liquor_n have_v a_o high_a tincture_n of_o the_o raisin_n and_o be_v of_o a_o better_a consistence_n than_o that_o of_o water_n title_n xxvi_o of_o the_o air_n as_o the_o receptacle_n of_o odour_n title_n xxvii_o of_o the_o operation_n of_o the_o air_n on_o the_o odour_n of_o animal_n substance_n odour_n of_o the_o effect_n of_o air_n on_o odour_n sour_a grape_n have_v lie_v 3_o year_n in_o vacuo_fw-la be_v not_o mouldy_a but_o the_o surface_n of_o the_o uppermost_a be_v discolour_a with_o a_o tartarous_a efflorescence_n the_o grain_n have_v a_o musty_a smell_n but_o the_o liquor_n taste_v acid_n and_o will_v corrode_v coral_n in_o the_o cold._a the_o gage_n scarce_o discover_v any_o air_n produce_v in_o madrid_n i_o be_o tell_v though_o they_o throw_v their_o excrement_n into_o the_o street_n in_o the_o night_n yet_o the_o stink_n be_v not_o very_o much_o the_o next_o day_n nor_o will_v dead_a animal_n stink_v long_o there_o title_n xxviii_o of_o the_o operation_n of_o the_o air_n on_o the_o odour_n of_o vegetable_a substance_n large_a piece_n of_o orange_n have_v be_v three_o year_n include_v in_o vacuo_fw-la their_o rind_n be_v on_o their_o surface_n almost_o black_a they_o yield_v very_o little_a liquor_n be_v neither_o mouldy_a nor_o putrid_a title_n xxix_o of_o the_o operation_n of_o air_n on_o the_o odour_n of_o mineral_n substance_n title_n xxx_o of_o the_o operation_n of_o air_n on_o the_o taste_n of_o animal_n substance_n mr._n nickson_n tell_v i_o that_o meat_n may_v be_v preserve_v in_o frosty_a wether_n all_o winter_n without_o salt_n but_o if_o dress_v when_o freeze_v will_v not_o relish_v well_o title_n xxxi_o of_o the_o operation_n of_o air_n on_o the_o taste_n of_o vegetable_a substance_n title_n xxxii_o of_o the_o operation_n of_o the_o air_n on_o the_o taste_n of_o mineral_n substance_n title_n xxxiii_o of_o the_o operation_n of_o the_o air_n on_o the_o colour_n of_o animal_n substance_n colour_n of_o the_o effect_n of_o air_n on_o colour_n the_o air_n influence_n colour_n so_o much_o on_o black_a taffeta_n that_o in_o brasil_n after_o it_o have_v be_v wear_v a_o few_o day_n it_o become_v of_o a_o ironish_a colour_n but_o if_o it_o be_v keep_v from_o the_o air_n the_o colour_n fade_v not_o in_o a_o particular_a region_n in_o brazil_n 50_o league_n beyond_o parigna_n white_a people_n turn_v tawny_a but_o a_o little_a beyond_o that_o they_o recover_v their_o colour_n again_o upon_o charlton_n island_n there_o be_v a_o sort_n of_o bird_n call_v partridge_n which_o be_v white_a in_o the_o winter_n and_o gray_a in_o the_o summer_n title_n xxxiv_o of_o the_o operation_n of_o the_o air_n on_o the_o colour_n of_o vegetable_a substance_n i_o be_o tell_v that_o most_o tree_n in_o jamaica_n acquire_v a_o greenness_n when_o new_o cut_v down_o on_o that_o part_n which_o be_v most_o expose_v to_o the_o air_n and_o that_o lignum_fw-la vitæ_fw-la when_o green_a be_v as_o soft_a as_o oak_n several_a tree_n which_o be_v soft_a when_o cut_v down_o afterward_o grow_v hard_a especial_o the_o cabbage-tree_n which_o present_o harden_v and_o the_o pith_n rot_v out_o it_o serve_v for_o a_o pipe_n about_o 100_o foot_n long_o which_o will_v not_o corrupt_v under_o ground_n but_o grow_v as_o hard_a as_o iron_n the_o juice_n of_o aloe_n plant_n which_o in_o the_o island_n of_o st._n jago_n be_v clammy_a bitter_a and_o of_o a_o dark_a colour_n under_o the_o line_n lose_v its_o bitterness_n and_o acquire_v a_o green_a colour_n stain_n be_v most_o easy_o get_v out_o of_o linen_n at_o those_o time_n of_o the_o year_n when_o the_o fruit_n with_o which_o they_o be_v stain_v flourish_n title_n xxxv_o of_o the_o operation_n of_o the_o air_n on_o mineral_n substance_n one_o part_n of_o lapis_n calaminaris_n be_v mix_v with_o four_o of_o salt-petre_n be_v keep_v some_o hour_n in_o a_o vehement_a heat_n in_o a_o crucible_n by_o which_o mean_v the_o matter_n be_v alkalize_v water_n be_v pour_v upon_o it_o which_o make_v a_o muddy_a red_a tincture_n which_o be_v set_v in_o a_o wide-mouthed_a glass_n in_o a_o window_n it_o become_v green_a and_o more_o diaphanous_a than_o before_o but_o in_o a_o few_o day_n it_o become_v a_o transparent_a liquor_n a_o powder_n subside_v which_o be_v red_a like_o brick-dust_n spirit_n of_o vinegar_n receive_v no_o tincture_n
from_o copper_n boil_v in_o it_o but_o be_v expose_v to_o the_o air_n in_o a_o broad_a glass_n in_o which_o part_n of_o the_o file_n be_v not_o cover_v with_o the_o menstruum_fw-la some_o acquire_v a_o greenish_a blue_a colour_n but_o those_o file_n which_o be_v quite_o cover_v with_o the_o menstruum_fw-la acquire_v no_o such_o colour_n till_o by_o evaporate_n it_o they_o be_v expose_v to_o the_o air._n a_o solution_n of_o sal_fw-la ammoniac_a in_o water_n be_v pour_v on_o file_n of_o copper_n contain_v in_o a_o slender_a viol_n and_o on_o another_o parcel_n contain_v in_o a_o wide-mouthed_a glass_n that_o in_o the_o latter_a be_v much_o more_o tinge_v than_o the_o other_o and_o what_o be_v remarkable_a be_v that_o though_o the_o low_a part_n of_o the_o solution_n be_v of_o a_o deep_a blue_n yet_o it_o be_v cover_v with_o a_o film_n of_o a_o differ_a blue_n like_o that_o of_o the_o fine_a sort_n of_o turcoice_n three_o drop_n of_o spr._n sal_fw-la armon_n be_v put_v upon_o two_o distinct_a parcel_n of_o file_n of_o copper_n which_o be_v on_o two_o piece_n of_o brown_a paper_n one_o be_v expose_v to_o the_o air_n and_o the_o other_o shut_v up_o in_o vacuo_fw-la that_o in_o the_o open_a air_n tinge_v the_o paper_n with_o a_o blue_n the_o other_o remain_v ¼_n of_o a_o hour_n without_o any_o effect_n but_o when_o it_o have_v be_v expose_v to_o the_o air_n as_o the_o other_o it_o tinged_a it_o blue_n a_o yellow_a urinous_a spirit_n of_o the_o lees_n of_o wine_n have_v file_n of_o copper_n throw_v into_o it_o draw_v from_o they_o a_o pleasant_a green_a tincture_n which_o in_o a_o few_o day_n become_v yellow_a but_o by_o be_v expose_v to_o the_o air_n it_o turn_v green_a again_o yet_o regain_v its_o yellowness_n when_o it_o have_v be_v shut_v up_o for_o some_o time_n i_o have_v sometime_o observe_v that_o though_o by_o be_v keep_v from_o the_o air_n this_o tincture_n will_v lose_v its_o greenness_n yet_o it_o will_v sometime_o renew_v it_o again_o without_o be_v expose_v to_o the_o outward_a air._n spirit_n of_o amber_n extract_v a_o green_a colour_n from_o file_n of_o copper_n and_o though_o spirit_n of_o honey_n use_v to_o turn_v blue_a when_o expose_v to_o the_o air_n yet_o this_o evening_n it_o continue_v yellow_a a_o hour_n and_o i_o have_v observe_v that_o though_o a_o tincture_n often_o vary_v its_o colour_n be_v sometime_o colourless_a and_o at_o other_o time_n of_o a_o deep_a blue_n yet_o another_o bottle_n which_o contain_v the_o same_o mixture_n do_v not_o so_o it_o have_v be_v observe_v about_o a_o mountain_n in_o wales_n that_o there_o be_v several_a stone_n which_o though_o of_o a_o rusty_a dark_a colour_n yet_o when_o expose_v to_o the_o air_n in_o a_o few_o year_n they_o become_v white_a mercurius_n sublimatus_fw-la dulcis_fw-la and_o vitriolum_fw-la romanum_fw-la be_v keep_v in_o paper_n apart_o near_o two_o year_n the_o sublimate_n look_v like_o antimony_n and_o the_o superficies_n of_o the_o vitriol_n have_v acquire_v the_o same_o colour_n title_n xxxvi_o of_o the_o air_n destroy_v or_o introduce_v other_o less_o obvious_a quality_n into_o animal_n substance_n title_n xxxvii_o of_o the_o air_n destroy_v or_o introduce_v other_o less_o obvious_a quality_n into_o vegetable_a substance_n putrefaction_n the_o effect_n of_o the_o air_n in_o produce_v putrefaction_n the_o heat_n and_o moisture_n of_o the_o air_n in_o guinea_n have_v be_v observe_v so_o much_o to_o promote_v putrefaction_n that_o maggot_n be_v find_v in_o white_a sugar_n several_a drug_n have_v lose_v their_o virtue_n and_o ointment_n become_v verminous_a and_o in_o the_o island_n st._n jago_n the_o sweet_a meat_n contract_v such_o a_o moisture_n in_o one_o night_n that_o they_o be_v force_v to_o dry_v they_o in_o the_o sun_n the_o oxford_n air_n be_v general_o moist_a agree_v not_o with_o splenetic_a body_n mr._n j._n t._n air_n too_o dry_a though_o hot_a produce_v not_o divers_a infect_v such_o as_o white_a snail_n and_o flea_n which_o be_v breed_v in_o wet_a summer_n title_n xxxviii_o of_o the_o air_n destroy_v or_o introduce_v other_o less_o obvious_a quality_n into_o mineral_n substance_n mineral_n less_o obvious_a quality_n introduce_v into_o mineral_n observandum_fw-la etiam_fw-la quod_fw-la antimonium_n diaphoreticum_fw-la quocunque_fw-la modo_fw-la sive_fw-la cum_fw-la solo_fw-la nitro_n aut_fw-la addito_fw-la etiam_fw-la tartaro_fw-la paratum_fw-la sit_fw-la tractu_fw-la temporis_fw-la aeri_fw-la expositum_fw-la pravam_fw-la ac_fw-la quasi_fw-la malignam_fw-la induat_fw-la naturam_fw-la sumptumque_fw-la intra_fw-la cordis_n &_o angustias_fw-la cardialgias_n lipothymias_n vomitusque_fw-la similia_fw-la prava_fw-la symptomata_fw-la procreet_fw-la quae_fw-la facile_fw-la tamen_fw-la evitabimus_fw-la si_fw-la vel_fw-la singulis_fw-la diebus_fw-la vel_fw-la tribus_fw-la mensibus_fw-la recenter_n illud_fw-la conficiamus_fw-la vel_fw-la jam_fw-la paratum_fw-la antimonium_n diaphoreticum_fw-la vetustum_fw-la addita_fw-la portiuncula_fw-la nitri_fw-la aut_fw-la etiam_fw-la absque_fw-la nitro_n per_fw-la unam_fw-la vel_fw-la alteram_fw-la horam_fw-la vulcano_n tradamus_fw-la penitusque_fw-la igniamus_fw-la iterumque_fw-la si_fw-la nitrum_fw-la additum_fw-la fuerit_fw-la edulcoremus_fw-la &_o parumper_fw-la reverberemus_fw-la zwelf_n p._n 800._o the_o earth_n of_o egypt_n preserve_v dry_a at_o the_o 17_o of_o june_n begin_v to_o increase_v its_o weight_n which_o still_o increase_v more_o as_o the_o river_n augment_v ceruse_n of_o antimony_n i_o be_o tell_v as_o well_o as_o ant._n diaphoret_n acquire_v a_o vomitive_a quality_n though_o keep_v in_o a_o stop_v glass_n long_o those_o pot_n which_o be_v make_v of_o earth_n which_o have_v lie_v 4_o or_o 5_o year_n dry_a bear_v fire_n best_o and_o it_o be_v observe_v that_o those_o brick_n which_o lie_v at_o the_o top_n of_o brick-kills_a bear_v wether_n worst_a be_v not_o so_o well_o burn_v as_o the_o other_o title_n xxix_o of_o the_o air_n in_o reference_n to_o the_o propagation_n and_o vegetation_n of_o plant_n generation_n the_o effect_n of_o the_o air_n in_o respect_n of_o generation_n it_o have_v be_v observe_v that_o that_o side_n of_o the_o pyrenean_n mountain_n which_o respect_v france_n be_v flourish_v and_o verdant_a though_o at_o the_o same_o time_n the_o other_o side_n which_o respect_v spain_n be_v barren_a and_o look_v dismal_o be_v blast_v and_o parch_a with_o noxious_a wind_n title_n xl._n of_o the_o effect_n of_o the_o air_n in_o reference_n to_o the_o generation_n life_n and_o health_n of_o animal_n generation_n the_o effect_n of_o the_o air_n in_o respect_n of_o generation_n de_fw-fr vita_fw-la igitur_fw-la ac_fw-la morte_fw-la &_o iis_fw-la pene_fw-la omnibus_fw-la quae_fw-la huic_fw-la considerationi_fw-la affinia_fw-la sunt_fw-la dictum_fw-la est_fw-la de_fw-fr sanitate_fw-la verò_fw-la morboque_fw-la non_fw-la solum_fw-la medici_n sed_fw-la &_o physici_fw-la est_fw-la causas_fw-la quadantenus_fw-la refer_v quatenus_fw-la verò_fw-la hi_o differant_fw-la &_o quatenus_fw-la diversa_fw-la contemplantur_fw-la ignorare_fw-la non_fw-la convenit_fw-la equidem_fw-la quòd_fw-la confinis_fw-la sit_fw-la quadantenus_fw-la haec_fw-la medici_n physicique_fw-la tractatio_fw-la &_o res_fw-la ipsa_fw-la testatur_fw-la no_o &_o medici_n quicunque_fw-la paulò_fw-la elegantiores_fw-la &_o diligentiores_fw-la sunt_fw-la de_fw-la natura_fw-la dicunt_fw-la &_o artis_fw-la sva_fw-la principia_fw-la inde_fw-la sumere_fw-la dignantur_fw-la &_o physici_fw-la omnes_fw-la fere_n qui_fw-la concinnitatis_fw-la aliquid_fw-la habent_fw-la tractationem_fw-la naturae_fw-la usque_fw-la ad_fw-la medicinam_fw-la persequuntur_fw-la aristot_n de_fw-fr respirat_fw-la cap._n 21._o &_o parag_v 87._o the_o temperature_n of_o the_o air_n depend_v on_o subterraneal_a and_o terrestrial_a steam_n mix_v with_o the_o air_n and_o shuffle_v among_o one_o another_o the_o last_o great_a plague_n be_v foretell_v by_o one_o who_o have_v a_o great_a swell_v in_o his_o groin_n the_o year_n before_o the_o like_o have_v happen_v to_o the_o same_o man_n once_o before_o that_o there_o be_v change_n in_o the_o air_n which_o depend_v on_o the_o motion_n of_o it_o bare_o i_o be_o persuade_v not_o only_o because_o it_o ventilate_v those_o place_n it_o pass_v through_o when_o in_o motion_n and_o drive_v away_o stagnant_a air_n but_o i_o be_o tell_v that_o in_o languedoc_n that_o if_o when_o the_o silkworm_n have_v eat_v their_o fill_n it_o happen_v to_o thunder_n the_o air_n be_v put_v into_o a_o disturb_a motion_n the_o weak_a of_o they_o will_v die_v several_a horse_n be_v let_v down_o a_o three_o part_n of_o the_o way_n into_o mine_n 1000_o foot_n deep_a some_o of_o they_o die_v but_o other_o survive_v and_o be_v there_o employ_v without_o any_o inconveniency_n to_o respiration_n though_o the_o receptacle_n they_o wrought_v in_o be_v furnish_v with_o air_n only_o from_o the_o groove_n by_o a_o moderate_o big_a shaft_n i_o be_o tell_v the_o deep_a mine_n in_o bohemia_n be_v 2000_o foot_n deep_a i_o be_o inform_v by_o one_o who_o live_v at_o tripoli_n and_o guinea_n that_o the_o air_n be_v not_o constant_o unhealthful_a there_o but_o that_o the_o man_n be_v sometime_o sudden_o take_v with_o flux_n and_o fever_n
prius_fw-la de_fw-la eadem_fw-la ab_fw-la eo_fw-la interrogatus_fw-la quod_fw-la tum_fw-la certior_fw-la aliis_fw-la de_fw-la hâc_fw-la pluvia_fw-la factus_fw-la esset_fw-la tanquam_fw-la testis_fw-la oculatus_fw-la ut_fw-la qui_fw-la aliquos_fw-la horum_fw-la pisciculorum_fw-la videram_fw-la confirmavi_fw-la be_v porro_fw-la ingeniosissime_fw-la summâque_fw-la very_fw-la specie_fw-la nodum_fw-la ita_fw-la solvit_fw-la ut_fw-la diceret_fw-la hos_fw-la pisciculos_fw-la unà _fw-la cum_fw-la aquis_fw-la furentium_fw-la ventorum_fw-la gyro_fw-la in_o turbinem_fw-la act_n evectos_fw-la esse_fw-la nubes_fw-la è_fw-la quibus_fw-la non_fw-la procul_fw-la inde_fw-la pondere_fw-la rursus_fw-la svo_fw-la relapsi_fw-la fuerint_fw-la in_o vicinam_fw-la terram_fw-la title_n xlvii_o promiscuous_a experiment_n and_o observation_n of_o the_o air._n title_n xlviii_o desiderata_fw-la in_o the_o history_n of_o the_o air_n and_o proposal_n towards_o supply_v they_o the_o work_n of_o the_o honourable_a robert_n boil_v esq_n epitomise_v book_n iu._n chap._n i._o experiment_n and_o observation_n about_o the_o mechanical_a production_n of_o taste_n that_o taste_n which_o be_v quality_n of_o a_o body_n by_o which_o it_o be_v enable_v to_o cause_v such_o a_o sensation_n upon_o our_o sensory_a may_v be_v cause_v by_o the_o peculiar_a size_n shape_n motion_n and_o mechanical_a texture_n of_o a_o body_n will_v appear_v from_o the_o follow_a instance_n whether_o they_o be_v simple_a or_o compound_a body_n experiment_n i._o to_o divide_v a_o body_n almost_o insipid_a in_o two_o body_n of_o very_a strong_a and_o very_a different_a taste_n body_n two_o corrosive_n obtain_v from_o a_o insipid_a body_n salt_v petre_n refine_v though_o almost_o a_o insipid_a body_n distil_v by_o the_o way_n of_o inflammation_n or_o by_o the_o help_n and_o addition_n of_o a_o tasteless_a clay_n will_v yield_v a_o nitrous_a spirit_n so_o sharp_a and_o corrosive_a that_o it_o will_v dissolve_v metal_n and_o a_o corrosive_n fix_v salt_n different_a in_o taste_n from_o the_o former_a and_o this_o will_v dissolve_v substance_n that_o the_o other_o will_v not_o work_v upon_o and_o precipitate_v several_a metal_n and_o other_o concretes_n out_o of_o those_o solution_n make_v of_o they_o by_o the_o spirit_n experiment_n ii_o of_o two_o body_n the_o one_o high_o acid_n and_o corrosive_a and_o the_o other_o alkalizate_n and_o fiery_a to_o produce_v a_o body_n almost_o insipid_a cirrosives_n a_o insipid_a body_n produce_v from_o two_o cirrosives_n if_o a_o sufficient_a quantity_n of_o spirit_n of_o nitre_n be_v drop_v upon_o the_o fix_a nitre_n make_v per_fw-la deliquium_fw-la till_o it_o be_v satiate_v upon_o a_o gentle_a evaporation_n it_o will_v afford_v a_o salt_n petre_n and_o i_o have_v often_o obtain_v the_o like_a from_o spirit_n of_o nitre_n and_o salt_n petre_n which_o new_a taste_n i_o be_o apt_a to_o believe_v proceed_v from_o the_o new_a figure_n and_o size_n of_o the_o component_a part_n which_o they_o acquire_v upon_o a_o mutual_a attrition_n in_o the_o preparation_n for_o as_o the_o prismatical_a figure_n of_o salt_n of_o nitre_n by_o be_v break_v and_o render_v more_o minute_n may_v have_v a_o more_o free_a access_n to_o the_o organ_n of_o taste_n and_o by_o its_o new_a figure_v angle_n be_v able_a to_o corrode_v it_o these_o again_o unite_n and_o form_v prism_n may_v become_v as_o inoffensive_a to_o the_o taste_n as_o before_o so_o wedge_n may_v be_v make_v of_o a_o piece_n of_o iron_n and_o those_o again_o unite_v after_o a_o convenient_a manner_n may_v form_v blunt_a piece_n of_o iron_n again_o and_o though_o a_o stick_v cut_v in_o two_o be_v inoffensive_a enough_o to_o the_o hand_n yet_o if_o violent_o break_v the_o ragged_a end_n will_v be_v apt_a to_o prick_v into_o the_o flesh_n experiment_n iii_o of_o two_o body_n the_o one_o very_o bitter_a and_o the_o other_o extreme_o salt_n to_o make_v a_o insipid_a substance_n body_n a_o insipid_a obtain_v from_o a_o bitter_a and_o saline_a body_n if_o strong_a brine_n make_v of_o salt_n and_o water_n be_v cast_v upon_o crystal_n of_o silver_n dissolve_v in_o aq._n fort._n or_o spirit_n of_o nitre_n the_o dry_a mixture_n be_v bring_v to_o fusion_n in_o a_o crucible_n and_o keep_v in_o that_o state_n a_o competent_a time_n will_v afford_v a_o tough_a luna_fw-la cornea_n insipid_a which_o will_v not_o easy_o dissolve_v in_o more_o powerful_a menstruum_n than_o spital_n proposition_n iv_o of_o two_o body_n the_o one_o very_o sweet_a and_o the_o other_o salt_a than_o brine_n to_o obtain_v a_o insipid_a mixture_n body_n a_o insipid_a obtain_v from_o a_o sweet_a and_o a_o salt_n body_n if_o a_o just_a proportion_n of_o spirit_n sal_fw-la armon_n or_o urine_n be_v cautious_o pour_v on_o a_o solution_n of_o minium_n in_o vinegar_n or_o saccharum_n saturni_n dissolve_v in_o a_o proper_a menstruum_fw-la if_o the_o taste_n be_v not_o destroy_v by_o the_o mixture_n it_o will_v by_o be_v dry_a and_o flux_v as_o in_o the_o forego_n experiment_n experiment_n v._o of_o a_o insipid_a and_o sour_a one_o to_o make_v a_o substance_n more_o bitter_a than_o aloe_n body_n a_o bitter_a obtain_v from_o a_o insipid_a and_o a_o sour_a body_n which_o be_v do_v by_o dissolve_v a_o sufficient_a quantity_n of_o silver_n in_o aq._n fortis_fw-la to_o satiate_v the_o menstruum_fw-la which_o if_o it_o be_v filtrate_v and_o it_o be_v superfluous_a moisture_n abstract_v it_o will_v yield_v crystal_n more_o bitter_a and_o no_o wonder_n since_o if_o one_o touch_v the_o powder_n of_o the_o crystal_n with_o one_o finger_n or_o nail_n it_o will_v so_o stain_v they_o that_o it_o can_v easy_o be_v remove_v experiment_n vi_o of_o a_o insipid_a body_n and_o a_o high_o corrosive_a one_o to_o make_v a_o substance_n as_o sweet_a as_o sugar_n insipid_a a_o sweet_a body_n obtain_v from_o a_o corrosive_n and_o a_o insipid_a if_o good_a aq._n fortis_fw-la be_v put_v upon_o minium_n and_o keep_v together_o in_o a_o gentle_a heat_n till_o the_o menstruum_fw-la be_v satiate_v it_o will_v be_v as_o sweet_a as_o saccharum_n saturni_n but_o the_o ingredient_n must_v be_v both_o good_a experiment_n vii_o of_o obtain_v without_o addition_n from_o the_o sweet_a body_n liquor_n corrosive_a enough_o to_o dissolve_v body_n body_n a_o corrosive_n obtain_v from_o a_o sweet_a body_n sugar_n distil_v in_o a_o retort_n will_v yield_v a_o red_a spirit_n which_o be_v rectify_v will_v come_v over_o clear_a and_o colourless_a and_o the_o caput_fw-la mortuum_fw-la will_v be_v altogether_o insipid_a the_o spirit_n be_v of_o a_o very_a penetrant_fw-la taste_n and_o though_o take_v to_o be_v a_o homogeneous_a body_n yet_o i_o have_v find_v it_o to_o consist_v of_o two_o spirit_n one_o of_o which_o will_v dissolve_v copper_n yet_o these_o sour_a spirit_n be_v incorporate_v with_o minium_n will_v acquire_v a_o saccharine_n sweetness_n part_n of_o which_o they_o will_v dissolve_v in_o digestion_n and_o a_o like_a spirit_n to_o this_o may_v be_v obtain_v from_o hony_n experiment_n viii_o to_o divide_v a_o body_n bitter_a in_o the_o high_a degree_n into_o two_o substance_n the_o one_o extreme_o sour_a and_o the_o other_o perfect_o insipid_a substance_n a_o sour_a and_o a_o insipid_a obtain_v from_o a_o bitter_a substance_n this_o be_v do_v by_o distil_a crystal_n of_o luna_n in_o a_o retort_n with_o a_o strong_a fire_n in_o a_o sand_n furnace_n by_o this_o mean_v the_o spirit_n be_v drive_v away_o unite_v into_o a_o acid_n corrosive_a menstruum_n leave_v a_o insipid_a substance_n behind_o they_o experiment_n ix_o to_o produce_v variety_n of_o taste_n in_o one_o insipid_a body_n by_o associate_a it_o with_o divers_a menstruum_n insipid_a divers_a taste_v produce_v in_o a_o insipid_a if_o zinke_n be_v dissolve_v in_o aq._n fortis_fw-la aq._n regis_n oil_n of_o vitriol_n spirit_n of_o nitre_n spirit_n of_o salt_n distil_a vinegar_n spirit_n of_o sal_fw-la armon_n or_o of_o urine_n it_o will_v by_o a_o conjunction_n with_o those_o sapid_a body_n so_o alter_v their_o texture_n as_o to_o produce_v a_o different_a alteration_n in_o the_o taste_n of_o each_o experiment_n x._o to_o produce_v variety_n of_o taste_n with_o one_o memstruum_fw-la by_o associate_a it_o with_o insipid_a body_n insipid_a various_a taste_n cause_v by_o a_o insipid_a aqua_fw-la fortis_fw-la with_o refine_a silver_n will_v produce_v a_o bitter_a with_o lead_n a_o saccharine_n sweet_a taste_n with_o tin_n a_o different_a taste_n though_o not_o odious_a with_o copper_n a_o abominable_a taste_n with_o mercury_n and_o iron_n bad_a taste_n of_o different_a kind_n it_o will_v likewise_o produce_v different_a taste_n with_o tin_n glass_n antimony_n brass_n emery_n and_o zinke_n experiment_n xi_o of_o two_o liquor_n the_o one_o high_o corrosive_a and_o the_o other_o very_o pungent_a and_o not_o pleasant_a to_o compose_v a_o body_n of_o a_o pleasant_a and_o aromatic_a taste_n corrosive_n a_o aromatic_a obtain_v from_o two_o corrosive_n mix_v gradual_o a_o ounce_n of_o good_a aq._n fortis_fw-la or_o spirit_n of_o nitre_n with_o a_o equal_a quantity_n of_o inflammable_a
come_v through_o it_o that_o they_o appear_v to_o the_o eye_n of_o a_o greenish_a blue_n and_o the_o like_v succeed_v with_o a_o leaf_n of_o silver_n experiment_n x._o i_o be_o tell_v that_o lignum_fw-la nephriticum_fw-la be_v use_v in_o the_o country_n where_o it_o grow_v as_o a_o excellent_a medicine_n against_o the_o stone_n which_o virtue_n monardes_n likewise_o ascribe_v to_o it_o give_v in_o infusion_n a_o infusion_n of_o this_o wood_n if_o it_o be_v not_o too_o strong_a will_v appear_v betwixt_o the_o eye_n and_o the_o light_n to_o be_v of_o a_o golden_a colour_n except_o that_o upon_o the_o top_n it_o will_v be_v cover_v with_o a_o sky_n colour_a circle_n but_o if_o your_o eye_n be_v place_v betwixt_o the_o window_n and_o the_o vial_n the_o liquor_n will_v appear_v to_o be_v of_o a_o lovely_a blue_n and_o this_o experiment_n have_v succeed_v by_o candle_n light_n if_o the_o liquor_n be_v hold_v partly_o before_o the_o eye_n and_o a_o light_n and_o partly_o betwixt_o the_o eye_n and_o a_o opacous_a body_n it_o will_v half_o of_o it_o seem_v of_o a_o golden_a colour_n and_o half_a a_o blue_n but_o if_o turn_v your_o back_n on_o the_o window_n you_o observe_v the_o liquor_n as_o it_o be_v pour_v out_o it_o will_v at_o the_o first_o seem_v blue_a but_o when_o it_o have_v fall_v low_a and_o the_o ray_n of_o light_n penetrate_v it_o more_o it_o will_v seem_v particoulour_v if_o a_o little_a of_o this_o tincture_n be_v pour_v into_o a_o basin_n of_o water_n partly_o in_o the_o sun_n beam_n and_o partly_o shade_v it_o will_v afford_v several_a please_a phaenomena_n if_o some_o of_o it_o be_v pour_v upon_o white_a paper_n the_o drop_n about_o it_o will_v appear_v of_o different_a colour_n as_o the_o position_n of_o the_o eye_n in_o reference_n to_o they_o vary_v and_o when_o it_o be_v pour_v off_o the_o paper_n will_v be_v dye_v yellow_a and_o if_o this_o be_v place_v in_o a_o window_n in_o the_o sunshine_n and_o a_o pen_n hold_v betwixt_o the_o sun_n and_o part_n of_o the_o paper_n the_o verge_n of_o the_o shadow_n next_o the_o body_n that_o cause_n it_o will_v be_v golden_a and_o the_o other_o blue_n which_o phenomena_n proceed_v from_o the_o most_o subtle_a part_n of_o the_o wood_n swim_v in_o the_o water_n and_o in_o several_a position_n various_o reflect_v the_o ray_n of_o light_n some_o of_o this_o liquor_n be_v careful_o distil_v it_o yield_v a_o colourless_a limpid_n water_n a_o deep_a ceruleous_a liquor_n remain_v behind_o spirit_n of_o wine_n and_o salt_n of_o hartshorn_n be_v mix_v together_o i_o observe_v that_o it_o require_v a_o certain_a proportion_n betwixt_o the_o liquor_n and_o the_o salt_n which_o enable_v it_o to_o vary_v its_o colour_n so_o that_o though_o i_o be_v induce_v to_o believe_v that_o our_o tincture_n receive_v its_o colour_n from_o a_o salt_n disperse_v through_o it_o yet_o i_o suspect_v that_o this_o salt_n will_v be_v either_o alter_v or_o incorporate_v by_o acid_n salt_n and_o according_o dropping_z spirit_n of_o vinegar_n into_o some_o of_o the_o tincture_n it_o lose_v its_o blue_n but_o not_o the_o golden_a colour_n but_o upon_o a_o affusion_n of_o oil_n of_o tartar_n per_fw-la deliquium_fw-la that_o correct_v the_o acid_n salt_n it_o present_o regain_v its_o blue_a colour_n again_o the_o ponderous_a tartarous_a liquor_n first_o alter_v the_o bottom_n of_o the_o liquor_n and_o gradual_o rise_v again_o and_o since_o kercherus_n art_n mag._n lucis_fw-la &_o umbrae_fw-la lib._n 1._o part_n 3._o write_v something_o of_o this_o exotic_a plant_n which_o agree_v not_o with_o our_o account_n of_o it_o since_o he_o say_v it_o will_v according_a to_o the_o difference_n of_o the_o medium_fw-la in_o respect_n of_o light_n and_o its_o several_a position_n vary_v its_o colour_n yet_o from_o the_o account_n he_o give_v of_o it_o it_o appear_v that_o the_o wood_n he_o make_v use_v of_o be_v different_a from_o we_o since_o he_o call_v it_o a_o white_a mexican_n wood_n whereas_o we_o as_o monardes_n witness_n be_v bring_v from_o nova_n hispania_n and_o be_v not_o of_o a_o white_a but_o a_o dark_a colour_n except_o on_o the_o outside_n which_o part_n be_v much_o weak_a than_o the_o other_o beside_o he_o tell_v we_o that_o his_o tincture_n be_v like_o spring_n water_n when_o hold_v betwixt_o the_o light_n whereas_o we_o be_v yellowish_a or_o reddish_n as_o the_o tincture_n be_v weak_a or_o strong_a and_o since_o he_o tell_v we_o that_o the_o tincture_n will_v afford_v all_o sort_n of_o colour_n and_o resume_v a_o ceruleous_a colour_n in_o the_o dark_a i_o can_v wish_v to_o know_v how_o he_o be_v convince_v of_o the_o latter_a and_o as_o for_o the_o former_a i_o have_v try_v that_o it_o will_v not_o at_o all_o answer_n though_o this_o i_o must_v needs_o own_o that_o have_v hold_v a_o tincture_n of_o lignum_fw-la nephriticum_fw-la in_o the_o ray_n of_o the_o sun_n in_o a_o darken_a room_n partly_o in_o and_o partly_o out_o and_o also_o whole_o out_o of_o the_o beam_n but_o partly_o near_o they_o it_o afford_v a_o much_o great_a variety_n of_o colour_n than_o in_o a_o lighten_v room_n in_o this_o experiment_n it_o be_v not_o a_o little_a to_o be_v admire_v that_o the_o blue_a colour_n shall_v be_v so_o easy_o destroy_v whereas_o the_o yellow_a colour_n be_v so_o durable_a and_o further_o that_o acid_n salt_n shall_v destroy_v it_o and_o sulphureous_a one_o restore_v it_o a_o corollary_n of_o the_o ten_o experiment_n adistinguish_v acid_n and_o sulphureous_a salis_n adistinguish_v this_o experiment_n may_v give_v we_o a_o hint_n towards_o a_o discovery_n of_o some_o way_n to_o distinguish_v whether_o liquor_n abound_v with_o acid_n or_o sulphureous_a salt_n for_o if_o they_o be_v acid_n they_o destroy_v the_o ceruleous_a colour_n if_o sulphureous_a they_o restore_v it_o and_o by_o this_o method_n we_o have_v find_v that_o though_o it_o have_v be_v doubt_v what_o be_v the_o nature_n of_o quicklime_n it_o abound_v with_o lixiviate_v rather_o than_o acid_n salt_n but_o of_o what_o use_v this_o tincture_n may_v be_v where_o neither_o acid_n nor_o alkalious_a salt_n be_v predominant_a i_o leave_v to_o be_v determine_v by_o experience_n since_o i_o find_v not_o that_o spirit_n of_o wine_n spirit_n of_o tartar_n free_v from_o acidity_n or_o chemical_a oil_n of_o turpentine_n will_v restore_v the_o ceruleous_a colour_n of_o this_o tincture_n when_o it_o disappear_v upon_o a_o mixture_n of_o oil_n of_o turpentine_n experiment_n xi_o i_o have_v a_o flat_a piece_n of_o glass_n which_o hold_v betwixt_o my_o eye_n and_o the_o light_n appear_v yellow_a but_o be_v hold_v so_o that_o it_o reflect_v few_o beam_n upon_o the_o eye_n it_o degenerate_v into_o to_o a_o pale_a blue_n and_o the_o same_o piece_n of_o glass_n be_v hold_v perpendicular_a to_o the_o horizon_n that_o part_n which_o the_o sun_n shine_v on_o will_v be_v of_o a_o more_o dilute_a yellow_a than_o the_o other_o which_o be_v shade_v but_o if_o it_o be_v hold_v perpendicular_a to_o the_o horizon_n the_o shade_a part_n will_v be_v of_o a_o golden_a colour_n and_o the_o other_o blue_n if_o the_o sunbeam_n pass_v through_o it_o upon_o a_o white_a paper_n they_o will_v represent_v a_o yellow_a yet_o the_o position_n may_v be_v so_o vary_v as_o to_o yield_v a_o mix_v colour_n more_o or_o less_o incline_v to_o yellow_a in_o some_o place_n and_o in_o other_o to_o blue_n n._n one_a in_o try_v of_o these_o experiment_n the_o sunbeam_n must_v fall_v upon_o the_o superficial_a part_n of_o one_o side_n of_o the_o glass_n on_o which_o we_o must_v take_v care_n to_o keep_v our_o eye_n and_o we_o have_v prepare_v a_o sort_n of_o glass_n which_o will_v answer_v our_o expectation_n by_o lay_v a_o leaf_n of_o silver_n on_o one_o side_n and_o urge_v it_o with_o a_o strong_a fire_n than_o usual_a and_o one_o thing_n in_o this_o experiment_n remarkable_a be_v that_o whereas_o common_a artificer_n colour_v their_o glass_n by_o put_v a_o calx_fw-la of_o silver_n calcine_v without_o corrosive_a liquor_n and_o temper_v with_o fair_a water_n on_o the_o plate_n of_o glass_n when_o they_o burn_v they_o they_o appear_v yellow_a whatever_o side_n be_v hold_v to_o the_o eye_n or_o in_o whatever_o posture_n but_o this_o of_o we_o hold_v betwixt_o the_o eye_n and_o the_o light_n appear_v transparent_o yellow_a but_o the_o eye_n be_v place_v betwixt_o the_o light_n and_o it_o it_o appear_v blue_a and_o not_o in_o the_o least_o transparent_a experiment_n xii_o it_o be_v worth_a observe_n that_o though_o painter_n can_v imitate_v most_o colour_n which_o be_v to_o be_v meet_v in_o nature_n yet_o they_o make_v use_v of_o no_o more_o than_o white_a black_a red_a blue_a and_o yellow_a to_o produce_v all_o their_o composition_n thus_o black_a and_o white_a represent_v several_a sort_n of_o grays_n blue_a and_o yellow_a
green_n red_a and_o yellow_a orange_a tawny_a red_a with_o a_o little_a white_a a_o carnation_n red_a with_o a_o eye_n of_o blue_n a_o purple_a and_o by_o a_o decomposition_n of_o all_o these_o they_o represent_v what_o colour_n they_o please_v but_o in_o produce_v of_o colour_n it_o be_v to_o be_v observe_v that_o we_o must_v take_v care_n that_o the_o pigment_n be_v so_o harmless_a as_o not_o to_o destroy_v each_o other_o texture_n for_o then_o the_o success_n will_v be_v frustrate_v experiment_n xii_o we_o observe_v that_o the_o colour_n of_o a_o body_n do_v not_o only_o seem_v compound_n when_o we_o look_v through_o two_o glass_n at_o once_o upon_o it_o but_o when_o the_o beam_n of_o the_o sun_n be_v cast_v through_o a_o double_a glass_n the_o penetrate_a beam_n will_v be_v tinge_v with_o the_o compound_n colour_n but_o the_o ray_n of_o light_n cast_v by_o reflection_n on_o a_o sheet_n of_o paper_n from_o several_a varnish_v glass_n they_o be_v tinge_v with_o none_o of_o the_o colour_n except_o yellow_a so_o that_o i_o suspect_v the_o beam_n of_o light_a to_o penetrate_v deep_o into_o that_o substance_n than_o other_o and_o to_o be_v tinge_v with_o the_o varnish_n which_o guess_v i_o be_v confirm_v in_o by_o spread_v a_o little_a transparent_a varnish_n of_o a_o gold_n colour_n on_o a_o plate_n of_o muscovy_n glass_n for_o the_o ray_n thence_o reflect_v be_v of_o a_o yellow_a colour_n experiment_n fourteen_o i_o not_o only_o find_v by_o experience_n that_o those_o colour_n which_o be_v by_o the_o school_n take_v to_o be_v fantastical_a may_v be_v compound_v with_o as_o much_o certainty_n as_o real_a one_o but_o that_o if_o those_o colour_n be_v deficient_a the_o result_a colour_n will_v be_v so_o too_o and_o among_o those_o experiment_n i_o make_v it_o be_v observable_a that_o the_o yellow_a beam_n of_o a_o iris_n pass_v through_o a_o blue_a glass_n be_v turn_v green_n and_o the_o blue_a part_n of_o a_o iris_n cast_v upon_o red_a cioth_n will_v turn_v it_o purple_a and_o by_o cast_v one_o part_n of_o a_o iris_n upon_o another_o iris_n make_v by_o another_o prism_n i_o can_v compound_v colour_n which_o will_v answer_v my_o expectation_n as_o well_o as_o with_o those_o that_o be_v esteem_v real_a colour_n experiment_n xv._o i_o endeavour_v to_o try_v what_o alteration_n will_v be_v make_v in_o colour_n by_o the_o use_n of_o a_o colour_a prism_n but_o i_o find_v that_o it_o be_v too_o difficult_a to_o get_v such_o as_o i_o desire_v since_o whatever_o pigment_n a_o prism_n be_v colour_a with_o they_o will_v make_v it_o too_o opake_v for_o our_o purpose_n experiment_n xvi_o there_o be_v some_o liquor_n which_o be_v of_o themselves_o devoid_a of_o colour_n but_o when_o raise_v in_o the_o form_n of_o vapour_n for_o the_o time_n have_v very_o conspicuous_a one_o as_o spirit_n of_o nitre_n and_o aqua_fw-la fortis_fw-la which_o in_o the_o form_n of_o vapour_n put_v on_o a_o red_a or_o a_o deep_a yellow_a and_o i_o further_o observe_v that_o the_o beam_n of_o the_o sun_n traject_v through_o these_o steam_n appear_v tinge_v with_o their_o colour_n and_o so_o do_v the_o ray_n of_o light_n which_o be_v receive_v from_o the_o set_a sun_n upon_o a_o piece_n of_o white_a paper_n experiment_n xvii_o have_v mix_v colour_a powder_n together_o i_o observe_v that_o if_o a_o liquor_n be_v make_v use_n of_o in_o the_o mixture_n the_o same_o colour_n will_v not_o emerge_n as_o from_o the_o dry_a powder_n orpiment_n and_o yellow_a ochre_n be_v mix_v afford_v a_o good_a green_n a_o yellow_a solution_n of_o gold_n in_o aqua_fw-la fortis_fw-la be_v mix_v with_o a_o blue_a solution_n of_o crude_a copper_n by_o shake_v yield_v a_o transparent_a green_n and_o so_o do_v blue_a and_o yellow_a amel_n melt_v together_o whether_o this_o compound_a colour_n proceed_v from_o a_o union_n of_o ray_n or_o else_o from_o the_o joint_n effect_v they_o have_v upon_o the_o retina_fw-la as_o when_o two_o string_n sound_v at_o the_o same_o time_n they_o make_v one_o unite_v sound_v i_o shall_v not_o now_o stay_v to_o examine_v but_o shall_v brief_o intimate_v that_o by_o a_o good_a microscope_n i_o can_v discern_v each_o of_o the_o powder_n of_o the_o bise_n and_o orpiment_n distinct_a so_o that_o a_o transposition_n and_o juxtaposition_n of_o part_n may_v produce_v a_o new_a colour_n by_o various_o modify_v and_o reflect_v the_o ray_n of_o light_n that_o fall_n upon_o they_o so_o that_o colour_n be_v mechanical_o produce_v there_o be_v no_o need_n of_o substantial_a form_n to_o explicate_v they_o nor_o do_v they_o seem_v to_o be_v such_o inherent_a colour_n as_o they_o will_v have_v they_o to_o be_v since_o they_o consist_v only_o of_o a_o heap_n of_o mix_v particle_n of_o matter_n nor_o do_v it_o appear_v how_o these_o compound_a colour_n shall_v be_v cause_v by_o a_o sulphur_n which_o though_o the_o ingredient_n must_v contain_v it_o cause_n no_o such_o effect_n there_o experiment_n xviii_o syrup_n of_o violet_n be_v drop_v upon_o paper_n and_o a_o yellow_a solution_n of_o gold_n mix_v with_o it_o the_o result_n be_v a_o red_a not_o a_o green_a which_o be_v occasion_v by_o the_o acid_n salt_n in_o the_o solution_n so_o that_o to_o produce_v a_o particular_a colour_n with_o certainty_n by_o the_o mixture_n of_o ingredient_n it_o be_v requisite_a they_o shall_v be_v such_o as_o may_v be_v mix_v without_o alter_v each_o other_o texture_n for_o a_o blue_a solution_n of_o copper_n in_o spirit_n of_o urine_n make_v with_o syrup_n of_o violet_n not_o a_o blue_n but_o a_o green_n experiment_n xix_o to_o show_v that_o colour_n may_v be_v alter_v without_o any_o change_n in_o the_o chemical_a principle_n of_o a_o body_n i_o shall_v urge_v that_o essential_a oil_n or_o spirit_n of_o wine_n be_v shake_v till_o bubble_n rise_v they_o will_v afford_v as_o long_o as_o they_o last_o very_o lively_a colour_n and_o so_o do_v water_n and_o soap_n make_v into_o bubble_n by_o child_n and_o so_o will_v bubble_n in_o oil_n of_o turpentine_n and_o thin_a one_o blow_v of_o glass_n and_o i_o have_v discern_v several_a rainbow_n represent_v by_o hold_v before_o my_o rye_n and_o the_o sun_n a_o feather_n or_o a_o piece_n of_o black_a ribbon_n experiment_n xx._n almost_o any_o acid_n mix_v with_o syrup_n of_o violet_n will_v turn_v it_o red_a but_o oil_n of_o tartar_n per_fw-la deliquium_fw-la will_v turn_v it_o green_a and_o all_o other_o alkalize_v salt_n and_o this_o may_v discover_v what_o salt_n be_v predominant_a in_o body_n as_o well_o as_o our_o tincture_n of_o lignum_fw-la nephriticum_fw-la only_o it_o will_v not_o be_v work_v upon_o by_o so_o slight_a and_o weak_a ingredient_n experiment_n xxi_o blue_a bottle_n or_o corn-weed_n be_v candy_v preserve_v its_o colour_n a_o long_a time_n and_o when_o new_o press_v the_o juice_n will_v be_v blue_a yet_o spirit_n of_o salt_n will_v turn_v it_o red_a and_o alkaly_n green_n and_o this_o be_v draw_v upon_o a_o piece_n of_o paper_n moisten_v with_o a_o acid_n it_o render_v it_o red._n a_o solntion_n of_o blue_a vitriol_n in_o water_n upon_o a_o addition_n of_o a_o lixiviate_v liquor_n or_o a_o urinous_a salt_n become_v yellow_a whence_o it_o appear_v that_o volatile_a or_o alkalizate_a salt_n change_v not_o blue_n into_o green_n upon_o the_o account_n of_o a_o easy_a transition_n from_o blue_n to_o green_n but_o upon_o the_o account_n of_o the_o texture_n of_o they_o experiment_n xxii_o italian_n painter_n be_v use_v to_o imitate_v vliramarine_a azure_a by_o grind_a virdigrease_n with_o sal_fw-la ammoniac_a and_o leave_v it_o to_o rot_v in_o a_o dunghill_n this_o give_v we_o a_o hint_n to_o pour_v oil_n of_o tartar_n upon_o a_o solution_n of_o verdigrease_n which_o though_o at_o first_o the_o mixture_n be_v turbid_v yet_o be_v settle_v it_o produce_v a_o lovely_a tincture_n and_o a_o lixivium_n of_o pot-ash_n be_v make_v use_n of_o instead_o of_o this_o oil_n it_o yield_v a_o azure_a something_o pale_a than_o the_o former_a and_o if_o spirit_n of_o hartshorn_n be_v make_v use_n of_o instead_o of_o these_o a_o great_a variety_n of_o ceruleous_a liquor_n may_v be_v obtain_v the_o better_a way_n to_o separate_v these_o azure_a liquor_n from_o their_o fece_n be_v by_o decentation_n than_o filtration_n the_o lquor_n be_v by_o the_o latter_a mean_n usual_o stain_v experiment_n xxiii_o though_o the_o fume_n of_o sulphur_n usual_o whiten_n rose_n leave_v yet_o oil_n of_o sulphur_n per_fw-la campanam_fw-la heighten_v the_o colour_n of_o their_o tincture_n experiment_n xxiv_o a_o grain_n of_o cochinele_n dissolve_v in_o spirit_n of_o wine_n and_o afterward_o gradual_o in_o water_n it_o give_v a_o tincture_n to_o above_o 125000_o time_n its_o weight_n which_o be_v a_o instance_n of_o the_o great_a minuteness_n of_o the_o part_n of_o matter_n and_o of_o a_o vast_o minute_n
concretes_n out_o of_o lixiviate_v solvent_n such_o as_o crude_a antimony_n and_o though_o common_a sulphur_n yield_v a_o white_a precipitate_v call_v lac_n sulphuris_fw-la yet_o i_o conclude_v that_o antimony_n will_v yield_v a_o yellow_a one_o as_o well_o by_o be_v make_v by_o oil_n of_o vitriol_n as_o length_n of_o time_n wherefore_o i_o put_v a_o fresh_a solution_n of_o antimony_n into_o one_o glass_n and_o some_o of_o the_o orange_n colour_v mixture_n into_o another_o where_o by_o drop_a oil_n of_o vitriol_n into_o the_o latter_a it_o will_v become_v transparent_a whereas_o the_o same_o oil_n will_v turn_v the_o other_o clear_a solution_n into_o a_o deep_a yellow_a but_o in_o this_o experiment_n we_o be_v to_o observe_v that_o the_o solution_n of_o antimony_n must_v be_v fresh_a otherwise_o in_o winter_n it_o will_v scarce_o succeed_v reflection_n on_o the_o xl_o experiment_n compare_v with_o the_o x_o and_o xx._n though_o the_o x_o and_o xx_o experiment_n show_v how_o acid_n may_v be_v distinguish_v from_o urinous_a and_o alkalizate_a salt_n yet_o thence_o we_o can_v distinguish_v urinous_a salt_n from_o alkalous_a but_o by_o the_o precede_a experiment_n i_o be_v enable_v to_o distinguish_v lixiviate_n by_o their_o precipitate_v a_o orange_n tawny_a from_o a_o solution_n of_o sublimate_n in_o water_n whereas_o urinous_a salt_n will_v make_v it_o either_o white_a or_o milky_a so_o that_o by_o this_o experiment_n i_o can_v discover_v that_o shall_v ammoniac_a draw_v from_o a_o alkaly_n be_v but_o a_o urinous_a salt_n more_o refine_v the_o alkaly_a separate_n and_o retain_v the_o sea-salt_n mix_v with_o it_o for_o it_o will_v not_o only_o turn_v syrup_n of_o violet_n green_a and_o verdigrease_n azure_a but_o will_v precipitate_v a_o white_a substance_n from_o a_o solution_n of_o sublimate_n and_o from_o hence_o we_o may_v not_o only_o learn_v to_o conclude_v affirmative_o but_o negative_o of_o the_o nature_n of_o salt_n since_o spirit_n of_o wine_n and_o essential_a oil_n have_v either_o no_o salt_n in_o they_o or_o it_o be_v of_o a_o peculiar_a kind_n since_o they_o will_v neither_o turn_v syrup_n of_o violet_n red_a nor_o green_a nor_o a_o solution_n of_o sublimate_n white_a or_o yellow_a i_o find_v that_o spirit_n of_o oak_n though_o it_o be_v a_o chemical_a principle_n yet_o it_o will_v turn_v syrup_n of_o violet_n purple_a and_o destroy_v the_o blewness_n of_o a_o tincture_n of_o lignum_fw-la nephritium_n as_o acid_n do_v and_o will_v corrode_v coral_n like_o spirit_n of_o vinegar_n but_o when_o the_o acid_n part_n of_o this_o spirit_n be_v separate_v from_o the_o other_o it_o will_v have_v no_o more_o effect_n upon_o any_o of_o those_o liquor_n as_o spirit_n of_o wine_n or_o essential_a oil_n and_o by_o this_o method_n we_o may_v discover_v the_o nature_n of_o most_o salt_n produce_v either_o by_o art_n or_o nature_n and_o by_o the_o same_o method_n here_o lay_v down_o i_o have_v observe_v several_a liquor_n which_o though_o run_v per_fw-la deliquium_fw-la will_v have_v no_o other_o effect_n than_o spirit_n of_o wine_n and_o i_o know_v how_o to_o make_v a_o strong_a saline_a body_n which_o will_v neither_o work_n upon_o syrup_n of_o violet_n or_o a_o solution_n of_o sublimate_n and_o now_o to_o what_o i_o have_v say_v it_o may_v be_v seasonable_a to_o add_v that_o the_o effect_n of_o salt_n upon_o a_o solution_n of_o sublimate_n depend_v on_o the_o peculiar_a texture_n not_o only_o of_o the_o solution_n but_o of_o the_o body_n by_o which_o it_o be_v precipitate_v for_o a_o solution_n of_o gold_n in_o aqua_fw-la regius_fw-la will_v yield_v a_o yellow_a precipitate_v whether_o oil_n of_o tartar_n spirit_n of_o urine_n or_o sal_fw-la ammoniac_a be_v add_v to_o it_o yet_o oil_n of_o vitriol_n which_o precipitate_v a_o solution_n of_o silver_n in_o aqua_fw-la fortis_fw-la will_v have_v no_o such_o effect_n and_o the_o crystal_n of_o silver_n dissolve_v will_v yield_v a_o white_a precipitate_v whether_o a_o alkaly_n or_o a_o acid._n be_v drop_v into_o the_o solution_n yet_o shall_v ammoniac_a will_v not_o produce_v the_o like_a effect_n so_o that_o the_o superfluous_a moisture_n be_v evaporate_v the_o metalline_a corpuseles_o with_o the_o saline_a one_o that_o have_v imbibe_v they_o coagulate_v into_o salt_n as_o such_o solution_n usual_o do_v when_o the_o metal_n have_v be_v precipitate_v experiment_n xli_o a_o azure_a solution_n of_o copper_n in_o spirit_n of_o urine_n be_v shake_v with_o oil_n of_o vitriol_n will_v become_v clear_a as_o water_n and_o though_o aqua_fw-la fortis_fw-la usual_o extract_v a_o blue_n greenish_a solution_n from_o french_a verdigrease_n yet_o be_v drop_v into_o a_o solution_n of_o it_o in_o water_n it_o almost_o render_v it_o colourless_a but_o upon_o a_o affusion_n of_o oil_n of_o tartar_n or_o spirit_n of_o urine_n it_o will_v disclose_v a_o colour_n somewhat_o different_a from_o the_o solution_n of_o verdigrease_n itself_o experiment_n xlii_o the_o dry_a calx_fw-la remain_v after_o a_o evaporation_n of_o a_o solution_n of_o quicksilver_n in_o aq._n fortis_fw-la give_v a_o yellow_a tincture_n but_o quicksilver_n be_v put_v into_o a_o retort_n with_o four_o time_n its_o weight_n of_o oil_n of_o vitriol_n and_o the_o saline_n menstruum_fw-la be_v draw_v off_o in_o a_o sand-heat_n till_o a_o dry_a calx_fw-la remain_v in_o the_o bottom_n though_o this_o calx_fw-la be_v of_o a_o white_a colour_n it_o will_v pass_v through_o a_o milky_a colour_n to_o a_o yellow_a upon_o a_o affusion_n of_o water_n and_o beguinus_n tyr._n chym._n lib._n 2._o cap._n 13._o prepare_v turbith_n mineral_n which_o he_o call_v mercurius_n praecipitatus_fw-la optimus_fw-la by_o digest_v and_o then_o two_o or_o three_o time_n cohobate_v one_o part_n of_o quicksilver_n with_o two_o of_o oil_n of_o sulphur_n and_o by_o frequent_a ablution_n in_o hot_a distil_a water_n etc._n etc._n but_o though_o this_o yellow_a of_o we_o be_v a_o much_o fine_a than_o any_o in_o the_o painter_n shop_n yet_o it_o be_v too_o dear_a for_o ordinary_a use_n be_v we_o certain_a it_o will_v agree_v with_o oil_a colour_n from_o whence_o it_o appear_v that_o a_o menstruum_fw-la which_o be_v devoid_a of_o colour_n may_v produce_v a_o colour_n be_v mix_v with_o a_o white_a calx_fw-la experiment_n xliii_o to_o show_v that_o a_o colour_n may_v be_v produce_v by_o a_o liquor_n that_o have_v neither_o colour_n nor_o saline_a part_n we_o pour_v water_n on_o a_o gray_a calx_fw-la of_o vitriol_n and_o though_o at_o the_o first_o the_o mixture_n be_v of_o a_o muddy_a colour_n yet_o be_v shut_v up_o in_o a_o viol_n for_o some_o day_n the_o calx_fw-la be_v partly_o dissolve_v and_o shoot_v into_o vitriol_n give_v the_o water_n a_o vitriolate_a colour_n and_o so_o it_o do_v to_o fresh_a water_n pour_v on_o the_o calx_fw-la when_o the_o tinged_a liquor_n be_v decant_v experiment_n xliv_o by_o drop_v a_o few_o drop_n of_o a_o tincture_n of_o cochinele_n or_o brazil_n into_o water_n it_o 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die_v the_o nail_n black_n so_o brine_n colour_n beef_n green_n or_o red_a and_o a_o certain_a proportion_n of_o salt-petre_n and_o common_a salt_n colour_n neat_n tongue_n red_a and_o such_o flesh_n as_o will_v be_v otherwise_o white_a and_o to_o these_o i_o shall_v add_v that_o a_o solution_n of_o sulphur_n of_o vitriol_n or_o common_a sulphur_n will_v colour_n silver_n with_o a_o golden_a or_o red_a colour_n for_o which_o reason_n the_o bath_n water_n cause_n that_o effect_v and_o the_o juice_n of_o alcanna_n which_o be_v green_n die_v the_o skin_n and_o nail_n of_o a_o last_a red._n experiment_n xlix_o boil_v a_o sufficient_a quantity_n of_o powder_a turmerick_n with_o water_n add_v to_o every_o pound_n of_o water_n two_o spoonsful_a of_o a_o filter_v solution_n of_o pot-ash_n in_o a_o clean_o glaze_v vessel_n till_o by_o immerse_v a_o piece_n of_o paper_n you_o find_v the_o turmerick_n to_o have_v give_v its_o tincture_n then_o drop_v into_o the_o filter_v tincture_n a_o solution_n of_o roach_n allom_n the_o tinged_a part_n be_v curdle_v will_v swim_v up_o and_o down_o in_o flake_n and_o the_o liquor_n will_v pass_v through_o a_o filtre_n clear_a leave_v the_o yellow_a part_n behind_o it_o which_o may_v be_v dulcify_v by_o a_o affusion_n of_o water_n but_o this_o vegetable_a lake_n may_v be_v separate_v from_o the_o decant_v liquor_n without_o filtration_n by_o pour_v on_o a_o sufficient_a quantity_n of_o water_n for_o than_o it_o will_v either_o swim_v on_o the_o top_n or_o subside_n to_o the_o bottom_n and_o may_v be_v make_v fit_a for_o use_v by_o be_v dulcify_v with_o fresh_a water_n after_o it_o have_v be_v gather_v by_o filtration_n and_o then_o it_o must_v be_v dry_v upon_o a_o cloth_n under_o which_o brick_n chalk_v or_o paper_n be_v place_v to_o imbibe_n the_o moisture_n annotation_n though_o it_o be_v general_o believe_v that_o this_o magistracy_n of_o vegetable_n be_v only_o make_v up_o of_o the_o colour_a part_n of_o the_o plant_n yet_o to_o favour_v the_o contrary_n i_o shall_v represent_v that_o allom_n contain_v a_o stony_a matter_n as_o well_o as_o a_o acid_n spirit_n and_o though_o workman_n in_o the_o make_n of_o it_o use_v a_o sea_n weed_n call_v kelp_n and_o urine_n yet_o natural_a allom_n have_v be_v find_v in_o england_n a_o solution_n of_o which_o by_o a_o affusion_n of_o lixivium_n of_o pot-ash_n will_v depose_v a_o white_a curd_n which_o be_v filter_v will_v leave_v behind_o it_o a_o metalline_a stony_a calx_fw-la very_o white_a little_a bit_n of_o which_o be_v place_v upon_o a_o live_a coal_n will_v neither_o melt_v nor_o fly_v away_o nor_o will_v they_o wash_v away_o in_o hot_a water_n so_o that_o they_o be_v unlikely_a to_o be_v separate_v from_o the_o vegetable_a lake_n by_o ablution_n and_o to_o this_o i_o shall_v add_v that_o from_o the_o filter_v liquor_n i_o have_v obtain_v saline_a part_n which_o will_v flame_n at_o a_o candle_n and_o fly_v away_o with_o some_o noise_n and_o i_o have_v obtain_v 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of_o instead_o of_o oil_n of_o vitriol_n but_o with_o aqua_fw-la fortis_fw-la it_o will_v not_o succeed_v for_o though_o that_o liquor_n will_v heighten_v the_o colour_n of_o the_o tincture_n of_o rose_n yet_o it_o will_v not_o precipitate_v the_o lead_n and_o as_o by_o this_o mean_n from_o a_o green_a we_o obtain_v a_o white_a and_o red_a colour_a substance_n so_o a_o purple_a will_v yield_v a_o yellow_a and_o a_o red_a liquor_n for_o if_o instead_o of_o a_o alkaly_n which_o turn_v a_o infusion_n of_o logwood_n purple_n i_o make_v use_v of_o a_o solution_n of_o minium_n and_o put_v one_o part_n of_o this_o to_o two_o of_o the_o infusion_n spirit_n of_o salt_n will_v precipitate_v a_o red_a substance_n and_o leave_v the_o liquor_n above_o yellow_a but_o a_o infusion_n of_o logwood_n be_v turn_v purple_a by_o a_o mixture_n of_o a_o solution_n of_o minium_n spirit_n sal_fw-la ammoniac_a drop_v upon_o they_o precipitate_v a_o bluish_a deep_a purple_a substance_n partly_o in_o the_o form_n 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bread_n page_n 38_o from_o grape_n page_n 39_o 79_o 115_o grape_n bruise_v page_n 41_o must_v page_n 42_o apple_n page_n 42_o 121_o 164_o 164_o 182_o plum_n and_o apricock_n page_n 72_o 77_o 168_o pear_n and_o apricock_n page_n 116_o the_o production_n of_o air_n obstruct_v from_o doughty_n page_n 44_o from_o pear_n page_n 45_o paste_n page_n 48_o 49_o 56_o 58_o raisin_n page_n 49_o plum_n and_o apricock_n page_n 51_o grape_n with_o spirit_n of_o wine_n page_z 54_o without_o page_n ib._n peach_n page_n 55_o from_o ale_n in_o vacuo_fw-la page_n 59_o pease_n page_n 60_o amber_n burn_v in_o vacuo_fw-la page_n 113_o aq._n fortis_fw-la mix_v with_o nitre_n page_n 139_o with_o spirit_n of_o wine_n page_z 146_o ale_n in_o vacuo_fw-la page_n 198_o 199_o whether_o air_n be_v contain_v in_o the_o pore_n of_o water_n page_n 205_o aunt_n and_o mite_n in_o a_o receiver_n page_n 227_o attraction_n what_o page_n 234_o of_o the_o admirable_a rarefaction_n of_o the_o air_n without_o heat_n page_z 249_o air_n expanded_a to_o 8000_o time_n its_o natural_a dimension_n page_n 250_o to_o 10000_o time_n its_o dimension_n page_n 251_o of_o the_o duration_n of_o the_o air_n be_v spring_n page_n 253_o of_o the_o condensation_n of_o the_o air_n by_o cold_a page_n 255_o of_o the_o different_a extension_n of_o air_n rarefy_v &_o compress_v page_n 257_o of_o the_o weaken_a spring_n and_o unheeded_a effect_n of_o the_o air_n page_n 259_o of_o the_o efficacy_n of_o the_o air_n be_v moisture_n page_n 272_o 273_o 341_o of_o the_o insalubrity_n of_o the_o air_n page_n from_o 276_o to_o 299_o the_o general_a history_n of_o the_o air_n begin_v page_n 330_o what_o be_v mean_v by_o air_n ibid._n its_o ingredient_n page_n 331_o of_o the_o air_n be_v spring_n page_n 334_o of_o the_o generation_n of_o the_o air_n etc._n etc._n page_n 336_o of_o the_o air_n be_v weight_n page_n 363_o ae_n whether_o aether_n be_v contain_v in_o vacuo_fw-la boyliano_fw-it page_z 4_o 5_o 6_o b._n a_o small_a bird_n include_v in_o a_o receiver_n page_n 93_o 103_o 209_o 221_o a_o bee_n in_o artificial_a air_n page_n 96_o a_o butterfly_n in_o vacuo_fw-la page_n 105_o 227_o beef_n enclose_v in_o a_o receiver_n page_n 68_o 124_o 176_o 180_o 187_o 188_o 192_o 197_o 198_o bean_n include_v in_o a_o receiver_n page_n 133_o 144_o butter_n page_n 178_o bread_n in_o vacuo_fw-la page_n 195_o beer_n in_o vacuo_fw-la page_n 198_o blackberrys_n in_o vacuo_fw-la page_n 199_o blood_n and_o other_o humour_n expanded_a page_n 218_o the_o reason_n of_o bubble_n in_o vacuo_fw-la page_n 230_o observation_n about_o the_o barometer_n page_n 243_o a_o statical_a baroscope_n propose_v page_n 247_o of_o the_o production_n of_o blackness_n page_n 461_o 469._o c_o colour_n produce_v in_o vacuo_fw-la page_z 10_o 11_o cherry_n enclose_v in_o a_o receiver_n page_n 61_o 62_o 63_o 64_o 117_o 153_o perfume_a cones_n in_o vacuo_fw-la page_n 109_o 110_o 111_o 112_o camphire_n in_o vacuo_fw-la page_n 114_o cabbage_n in_o vacuo_fw-la page_n 118_o coral_n page_n 167_o cow-heel_n page_n 194_o cream_n in_o vacuo_fw-la page_n 197_o claret_n in_o vacuo_fw-la page_n 199_o a_o crawfish_n page_n 207_o caterpillar_n in_o vacuo_fw-la of_o the_o change_n of_o colour_n in_o several_a mixture_n page_n 259_o 260_o 261_o 262_o 263_o 305_o 405_o of_o cloud_n page_n 344_o of_o the_o mechanical_a production_n of_o colour_n page_n 436_o 440._o promiscuous_a experiment_n of_o colour_n page_n 483._o d._n a_o duck_n in_o vacuo_fw-la page_n 200_o 212_o new_a disease_n cause_v by_o subterraneal_a effluvia_fw-la page_n 296_o e._n the_o heart_n of_o a_o eel_n in_o vacuo_fw-la page_n 210_o a_o eft_o in_o vacuo_fw-la page_n 223_o of_o the_o mechanical_a production_n of_o electricity_n page_n 323_o 324_o 325_o 326_o 327_o 328_o 329_o 330_o 355_o f._n fly_v enclose_v in_o a_o receiver_n page_n 86_o 105_o 225_o frog_n in_o compress_a air_n page_n 87_o in_o artificial_a air_n page_n 99_o 101_o in_o vacuo_fw-la page_n 108_o 203_o 210_o fly-blowings_a 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ascend_v in_o syringe_n page_n 2â—â—_n of_o the_o production_n of_o light_n in_o vacuo_fw-la page_z 10_o a_o limon_n enclose_v in_o a_o receiver_n page_n 90_o 120_o melt_v lead_n in_o a_o receiver_n page_n 138_o lark_n with_o beef_n page_n 181_o with_o butter_n page_n 185_o a_o linote_n in_o vacuo_fw-la page_n 213_o a_o lark_n in_o vacuo_fw-la page_n 214_o a_o leech_n in_o vacuo_fw-la page_n 224_o of_o light_a ning_n page_n 350_o a_o extract_v of_o mr._n lock_n be_v letter_n page_n 367_o of_o the_o effect_n of_o the_o air_n in_o reference_n to_o life_n page_n 410_o m._n milk_n in_o a_o receiver_n page_n 121_o 184_o 196_o mercury_n in_o vacuo_fw-la page_n 151_o must_v page_n 42_o minium_n page_n 167_o a_o mouse_n page_n 212_o 220_o why_o contiguous_a marble_n be_v not_o easy_o separate_v page_n 228_o marchasiâ—es_n
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notice_n that_o at_o the_o same_o time_n the_o wether_n have_v seem_v cold_a to_o i_o when_o the_o weatherglass_n agree_v not_o with_o the_o information_n my_o sense_n give_v i_o which_o that_o it_o do_v not_o proceed_v from_o my_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d be_v apparent_a since_o other_o be_v sensible_a of_o it_o at_o the_o same_o time_n from_o what_o have_v be_v say_v it_o appear_v that_o it_o be_v requisite_a to_o take_v notice_n when_o bird_n and_o other_o animal_n who_o perception_n be_v more_o delicate_a than_o we_o seem_v to_o be_v affect_v with_o cold_a and_o likewise_o to_o examine_v the_o degree_n of_o coldness_n as_o well_o by_o experiment_n as_o by_o the_o touch._n for_o a_o further_a confirmation_n of_o what_o i_o have_v deliver_v on_o this_o occasion_n i_o shall_v add_v what_o martinius_n in_o his_o piece_n of_o geography_n call_v atlas_n chinensis_n say_v speak_v of_o the_o air_n of_o that_o populous_a country_n his_o word_n be_v these_o ad_fw-la coeli_fw-la solique_fw-la temperiem_fw-la quod_fw-la attinet_fw-la majus_fw-la in_o hac_fw-la provincia_n frigus_fw-la est_fw-la quam_fw-la illius_fw-la poscat_fw-la poli_fw-fr altitudo_fw-la vix_fw-la enim_fw-la illa_fw-la excedit_fw-la gradum_fw-la secundum_fw-la supra_fw-la quadragesimum_fw-la &_o tamen_fw-la per_fw-la integros_fw-la quatuor_fw-la saepe_fw-la menses_fw-la flumina_fw-la omne_fw-la adeo_fw-la duro_fw-la concrescunt_fw-la gelu_fw-la ut_fw-la currus_fw-la equosque_fw-la ac_fw-la gravissima_fw-la etiam_fw-la onera_fw-la glacies_fw-la ferat_fw-la innoxie_n ac_fw-la securissime_fw-la transeant_fw-la exit_fw-la iis_fw-la etiam_fw-la ingentia_fw-la glaciei_fw-la frusta_fw-la excinduntur_fw-la quae_fw-la in_o futuram_fw-la aestatem_fw-la ad_fw-la delicias_fw-la servant_n his_o mensibus_fw-la omnes_fw-la nave_n ita_fw-la in_o ipsa_fw-la glacie_n defixae_fw-la sunt_fw-la ut_fw-la progredi_fw-la nequeant_fw-la ubicunque_fw-la illas_fw-la frigus_fw-la occupo_fw-la quod_fw-la certo_fw-la certius_fw-la circa_fw-la medium_n novembris_fw-la ingruere_fw-la solet_fw-la per_fw-la quatuor_fw-la illos_fw-la menses_fw-la immotae_fw-la ibi_fw-la perstare_fw-la coguntur_fw-la neque_fw-la enim_fw-la resolvitur_fw-la glacies_fw-la ante_fw-la martii_fw-la initium_fw-la haec_fw-la plerunque_fw-la glaciei_fw-la concretio_fw-la uno_fw-la fit_a die_v cum_fw-la non_fw-la nisi_fw-la pluribus_fw-la fiat_fw-la liquefactio_fw-la to_o which_o he_o add_v what_o be_v more_o for_o our_o present_a purpose_n omnino_fw-la illud_fw-la mirum_fw-la tantum_fw-la non_fw-la videri_fw-la aut_fw-la sentiri_fw-la illud_fw-la frigus_fw-la ut_fw-la europaeos_fw-la ad_fw-la bypocausta_fw-la subeunda_fw-la videatur_fw-la posse_fw-la cogere_fw-la aut_fw-la in_o europa_n ad_fw-la glaciem_fw-la producendam_fw-la sufficere_fw-la unde_fw-la ad_fw-la subterraneas_fw-la illic_fw-la exhalationes_fw-la pro_fw-la harum_fw-la rerum_fw-la causis_fw-la indagandis_fw-la omnino_fw-la recurrendum_fw-la est_fw-la etc._n etc._n but_o though_o i_o have_v urge_v the_o necessity_n and_o usefulness_n of_o weather-glass_n as_o preferable_a to_o the_o information_n we_o receive_v from_o our_o sense_n yet_o though_o they_o be_v not_o obnoxious_a to_o the_o same_o cause_n of_o uncertainty_n they_o be_v apt_a sometime_o to_o deceive_v we_o since_o in_o common_a weather-glass_n beside_o that_o the_o external_a or_o internal_a air_n may_v be_v rarify_v or_o condense_v by_o heat_n and_o cold_a the_o incumbent_a atmosphere_n be_v contiguous_a to_o the_o suspend_v liquor_n it_o may_v be_v boy_v up_o by_o a_o additional_a gravity_n as_o well_o as_o heat_n in_o the_o atmosphere_n and_o vice_n versâ_fw-la as_o we_o have_v experience_v by_o a_o statical_a baroscope_n who_o balance_n will_v turn_v with_o the_o 500th_o part_n of_o a_o grain_n and_o likewise_o by_o convey_v a_o common_a weatherglass_n into_o the_o bottom_n of_o a_o deep_a pit_n and_o at_o another_o time_n by_o raise_v it_o up_o to_o the_o top_n of_o a_o church_n or_o steeple_n and_o compare_v it_o at_o the_o same_o time_n with_o a_o more_o exact_a thermometer_n for_o by_o this_o method_n it_o appear_v that_o the_o rise_n and_o fall_v of_o the_o water_n in_o the_o common_a weatherglass_n depend_v not_o on_o the_o temperature_n of_o the_o air_n as_o to_o heat_n or_o cold_a but_o on_o the_o different_a altitude_n of_o the_o atmospherical_a pillar_n of_o air_n incumbent_n on_o the_o water_n but_o beside_o the_o gravity_n of_o the_o atmosphere_n there_o may_v be_v other_o cause_n of_o the_o ascent_n and_o descent_n of_o the_o liquor_n in_o common_a weather-glass_n as_o well_o as_o heat_n and_o cold._a for_o not_o to_o urge_v that_o though_o the_o height_n of_o the_o same_o atmospherical_a pillar_n of_o air_n shall_v seem_v unaltered_a the_o weatherglass_n remain_v in_o the_o same_o place_n yet_o the_o weight_n of_o the_o air_n may_v be_v increase_v by_o the_o copious_a dispersion_n of_o vapour_n and_o heavy_a steam_n through_o the_o air_n and_o also_o may_v be_v diminish_v upon_o a_o precipitation_n of_o those_o by_o dew_n or_o rain_n which_o effect_n may_v perhaps_o be_v false_o attribute_v to_o different_a degree_n of_o heat_n or_o cold._n to_o be_v satisfy_v of_o the_o truth_n of_o what_o i_o have_v here_o hint_v i_o try_v the_o follow_a experiment_n i_o take_v two_o weather-glass_n of_o a_o more_o than_o ordinary_a length_n 3d._n see_v plate_n 1_o fig._n 2d_o and_o 3d._n the_o division_n of_o one_o of_o which_o be_v half_a inch_n and_o those_o of_o the_o other_o not_o much_o less_o the_o one_o which_o be_v furnish_v with_o good_a spirit_n of_o wine_n see_v plate_n 1_o fig._n 3._o be_v seal_v the_o other_o see_v plate_n 1_o fig._n 2._o be_v not_o seal_v but_o be_v so_o contrive_v that_o the_o air_n be_v shut_v up_o in_o the_o low_a part_n of_o the_o instrument_n may_v rise_v with_o heat_n and_o fall_v with_o cold._n in_o these_o thermoscope_n i_o observe_v that_o in_o that_o which_o be_v seal_v the_o liquor_n regular_o ascend_v in_o warm_a wether_n and_o subside_v in_o cold_a but_o in_o the_o other_o there_o be_v a_o little_a hole_n leave_v open_a at_o the_o top_n it_o be_v remarkable_a that_o though_o when_o the_o
their_o in_o do_v of_o which_o instead_o of_o liquor_n make_v use_v of_o in_o common_a glass_n we_o employ_v spirit_n of_o wine_n tinge_v with_o cochineal_n open_v by_o the_o most_o volatile_a spirit_n of_o urine_n which_o be_v not_o only_o in_o less_o danger_n of_o be_v freeze_v but_o susceptible_a of_o the_o slight_a degree_n of_o cold_a impress_v upon_o it_o by_o external_a body_n but_o though_o we_o think_v these_o weather-glass_n subject_a to_o few_o exception_n than_o common_a one_o yet_o in_o estimate_v the_o several_a degree_n of_o cold_a we_o look_v upon_o they_o as_o instrument_n to_o be_v employ_v by_o our_o reason_n and_o not_o quite_o exempt_a from_o those_o imperfection_n we_o have_v impute_v to_o weather-glass_n since_o i_o suspect_v that_o some_o sort_n of_o steam_n penetrate_v the_o pore_n of_o the_o glass_n may_v have_v other_o effect_n upon_o the_o spirit_n of_o wine_n than_o what_o they_o have_v in_o reference_n to_o heat_n and_o cold_a for_o i_o once_o observe_v that_o have_v immerse_v the_o ball_n of_o a_o weatherglass_n in_o a_o strange_a kind_n of_o a_o lukewarm_a mixture_n the_o spirit_n rise_v up_o slow_o 8_o or_o 9_o inch_n in_o a_o tube_n not_o above_o a_o foot_n long_o and_o subside_v not_o again_o much_o above_o half_a a_o inch_n when_o expose_v to_o the_o air_n a_o good_a while_n after_o it_o have_v be_v immerse_v in_o water_n 5_o hour_n the_o chemist_n orthelius_fw-la in_o his_o theatrum_fw-la chymicum_fw-la vol._n 6._o tell_v we_o that_o the_o liquor_n distil_v from_o the_o oar_n of_o magnesia_n or_o bismute_v will_v swell_v considerable_o in_o the_o glass_n it_o be_v keep_v in_o at_o the_o full_a moon_n and_o subside_o at_o the_o new_a which_o observation_n the_o jesuit_n casatus_fw-la make_v use_v of_o as_o a_o argument_n and_o i_o have_v observe_v myself_o a_o tincture_n of_o amber_n make_v with_o rectify_a spirit_n of_o wine_n undergo_v several_a change_n when_o stop_v up_o in_o a_o bottle_n which_o other_o liquor_n abound_v with_o spirit_n of_o wine_n do_v not_o so_o that_o not_o unlikely_a if_o weather-glass_n furnish_v with_o different_a liquor_n be_v keep_v together_o in_o the_o same_o place_n there_o will_v be_v some_o disparity_n which_o can_v be_v ascribe_v to_o nothing_o but_o the_o peculiar_a nature_n of_o the_o respective_a liquor_n which_o though_o of_o different_a kind_n may_v receive_v the_o same_o colour_n from_o the_o same_o metal_n so_o copper_n give_v the_o know_a colour_n to_o aqua_fw-la fortis_fw-la and_o afford_v a_o fair_a solution_n in_o aqua_fw-la regis_fw-la as_o well_o as_o give_v a_o lovely_a blue_n to_o spirit_n of_o urine_n or_o shall_v ammoniac_a and_o i_o have_v find_v that_o it_o will_v give_v a_o good_a tincture_n to_o chemical_a oil_n of_o turpentine_n and_o to_o show_v that_o even_o spirit_n of_o wine_n in_o weather-glass_n may_v be_v work_v upon_o and_o influence_v by_o external_a body_n i_o shall_v add_v that_o i_o have_v observe_v in_o one_o that_o lie_v by_o i_o some_o time_n emergent_a bubble_n which_o whether_o they_o be_v only_o make_v up_o of_o unite_a bubble_n lodge_v in_o the_o pore_n of_o the_o liquor_n or_o some_o part_n of_o the_o wine_n dispose_v to_o elasticity_n by_o frequent_a alteration_n i_o examine_v not_o but_o sometime_o they_o have_v be_v so_o great_a as_o to_o possess_v many_o inch_n of_o space_n in_o the_o shank_n of_o the_o weatherglass_n which_o bubble_n if_o they_o be_v small_a and_o lurk_v about_o the_o juncture_n of_o the_o ball_n and_o of_o the_o cylinder_n may_v by_o divide_v the_o spirit_n in_o the_o stem_n from_o that_o in_o the_o ball_n hinder_v it_o from_o rise_v according_a to_o the_o change_n of_o the_o wether_n a_o bubble_n of_o air_n be_v more_o dicffiult_o remove_v up_o and_o down_o in_o the_o stem_n of_o the_o glass_n than_o the_o spirit_n itself_o in_o favour_n of_o which_o we_o have_v elsewhere_o show_v that_o water_n will_v pass_v through_o a_o narrow_a space_n than_o air_n except_o the_o latter_a be_v force_v but_o to_o draw_v near_o to_o a_o conclusion_n though_o i_o have_v mention_v all_o these_o difficulty_n about_o seal_a glass_n i_o will_v not_o be_v think_v to_o do_v it_o with_o a_o design_n to_o set_v man_n upon_o great_a nicety_n than_o be_v necessary_a but_o rather_o to_o excite_v we_o to_o take_v into_o our_o consideration_n as_o many_o collateral_a experiment_n and_o observation_n beside_o those_o make_v by_o our_o sensory_n on_o natural_a as_o well_o as_o factitious_a body_n in_o judge_v of_o the_o degree_n of_o cold_a as_o we_o can_v for_o though_o water_n be_v think_v to_o be_v most_o susceptible_a of_o such_o a_o intense_a degree_n of_o cold_a as_o destroy_v fluidity_n yet_o beside_o oil_n of_o aniseed_n i_o have_v distil_v a_o substance_n from_o benzoin_n which_o become_v fluid_a and_o consistent_a upon_o much_o slight_a alteration_n as_o to_o heat_n and_o cold_a than_o will_v freeze_v water_n or_o thaw_v it_o and_o i_o have_v observe_v likewise_o that_o amber-grease_n dissolve_v in_o high_o rectify_v spirit_n of_o wine_n or_o in_o other_o sulphereous_a or_o resinous_n concretion_n dissolve_v in_o the_o same_o liquor_n will_v shoot_v into_o fine_a figure_a mass_n in_o cold_a wether_n and_o re-dissolve_a in_o warm_a other_o be_v more_o rude_o congeal_v and_o even_o in_o chemical_a preparation_n of_o hartshorn_n and_o urine_n i_o have_v observe_v that_o sometime_o the_o spirit_n will_v be_v clear_a and_o at_o other_o time_n will_v suffer_v a_o great_a or_o less_o quantity_n of_o salt_n to_o crystallise_v at_o the_o bottom_n according_a to_o the_o various_a alteration_n of_o the_o wether_n in_o point_n of_o heat_n or_o cold._n but_o to_o bring_v instance_n from_o more_o obvious_a liquor_n it_o be_v observe_v in_o some_o part_n of_o france_n by_o the_o watermen_n that_o their_o boat_n will_v carry_v great_a load_v in_o winter_n than_o summer_n and_o on_o freeze_a coast_n in_o several_a country_n it_o be_v observe_v that_o ship_n draw_v less_o water_n than_o on_o our_o british_a coast_n which_o be_v a_o argument_n that_o the_o water_n be_v heavy_a and_o thick_a in_o winter_n than_o in_o summer_n and_o i_o myself_o have_v poise_v a_o bubble_n so_o exact_o with_o water_n in_o it_o that_o though_o it_o will_v swim_v upon_o the_o top_n of_o the_o water_n at_o night_n yet_o in_o the_o day_n when_o the_o sun_n have_v rarify_v the_o water_n it_o swim_v in_o it_o will_v subside_o to_o the_o bottom_n and_o sometime_o be_v so_o exact_o of_o a_o correspondent_a weight_n with_o and_o so_o equal_o poise_v in_o the_o water_n that_o it_o will_v neither_o subside_v nor_o swim_v upon_o the_o top_n but_o move_v up_o and_o down_o till_o the_o water_n be_v either_o more_o rarify_v or_o further_o condense_v from_o what_o have_v be_v say_v in_o this_o chapter_n it_o appear_v one_a that_o by_o reason_n of_o the_o various_a predisposition_n in_o body_n the_o testimony_n of_o our_o sense_n be_v not_o to_o be_v take_v in_o judge_v of_o the_o several_a degree_n of_o cold._n 2_o though_o weather-glass_n be_v subject_a to_o few_o alteration_n than_o our_o sense_n yet_o they_o may_v misinform_v we_o except_o we_o at_o the_o same_o time_n measure_v the_o air_n be_v gravity_n by_o other_o instrument_n 3_o our_o seal_a weather-glass_n be_v high_o preferable_a before_o common_a one_o four_o to_o conclude_v this_o chapter_n i_o shall_v add_v that_o i_o will_v not_o have_v man_n easy_o deter_v from_o make_v experiment_n about_o estimate_v cold_a because_o they_o may_v seem_v disagreeable_a to_o vulgar_a notion_n since_o i_o doubt_v not_o but_o that_o the_o theory_n we_o have_v be_v not_o only_o very_o imperfect_a but_o ill_o ground_v chap._n iu._n concern_v the_o cause_n of_o the_o condensation_n of_o the_o air_n and_o ascent_n of_o water_n by_o cold_a in_o common_a weather-glass_n concern_v the_o reason_n why_o water_n in_o common_a weather-glass_n descend_v upon_o heat_n and_o be_v raise_v by_o cold_a there_o be_v three_o opinion_n which_o may_v deserve_v our_o consideration_n examine_v the_o opinion_n of_o the_o school_n concern_v the_o ascent_n of_o water_n in_o weather-glass_n examine_v the_o first_o be_v that_o of_o the_o school_n and_o common_a peripatetic_n which_o teach_v that_o the_o external_a air_n condense_v that_o include_v in_o common_a weather-glass_n it_o rise_v to_o fill_v up_o that_o space_n desert_v by_o the_o air_n to_o prevent_v a_o vacuum_n but_o not_o to_o urge_v that_o they_o have_v not_o yet_o prove_v that_o nature_n will_v not_o admit_v of_o a_o vacuum_n or_o that_o it_o be_v contrary_a to_o the_o notion_n a_o naturalist_n ought_v to_o have_v of_o matter_n to_o suppose_v it_o to_o act_v any_o thing_n contrary_a to_o its_o own_o natural_a tendency_n for_o a_o public_a good_a i_o say_v not_o to_o urge_v these_o argument_n which_o we_o have_v elsewhere_o make_v use_n of_o i_o
not_o so_o hard_a as_o common_a ice_n and_o i_o be_o inform_v that_o in_o moscow_n the_o spirit_n of_o wine_n will_v freeze_v leave_v some_o dissolve_v in_o the_o middle_n which_o be_v much_o strong_a than_o ordinary_a brandy_n and_o i_o be_o tell_v that_o in_o russia_n it_o be_v usual_a to_o have_v wine_n freeze_v french_a brandy_n be_v expose_v to_o the_o air_n in_o russia_n freeze_v and_o salad-oil_n become_v as_o hard_o as_o tallow_n but_o water_n at_o the_o same_o time_n do_v not_o freeze_v title_n iii_o experiment_n touch_v body_n indispose_v to_o be_v freeze_v freeze_v body_n not_o dispose_v to_o freeze_v 1._o the_o subtle_a part_n of_o several_a body_n be_v bring_v over_o by_o distillation_n will_v not_o freeze_v by_o such_o a_o application_n of_o snow_n and_o salt_n as_o freeze_v other_o body_n of_o this_o sort_n be_v aquafortis_n spirit_n of_o nitre_n of_o salt_n oil_n of_o turpentine_n and_o almost_o all_o the_o chemical_a oil_n we_o have_v then_o in_o possession_n spirit_n of_o wine_n and_o of_o other_o fermented_a liquor_n and_o sack_n if_o good_a will_v scarce_o freeze_v but_o the_o inflammable_a part_n be_v spend_v by_o burn_v it_o will_v easy_o freeze_v 2._o two_o drachm_n of_o salt_n of_o pot-ash_n be_v dissolve_v in_o a_o ounce_n of_o water_n the_o mixture_n will_v not_o freeze_v though_o the_o outside_n of_o the_o vessel_n be_v cover_v with_o ice_n at_o another_o time_n a_o strong_a solution_n of_o salt_n of_o tartar_n will_v not_o freeze_v though_o at_o the_o same_o time_n salt_n of_o pot-ash_n be_v dissolve_v do_v 3._o that_o common_a express_v oil_n of_o vegetable_n will_v freeze_v after_o their_o manner_n and_o curdle_n in_o cold_a wether_n be_v common_o observe_v yet_o train-oyl_n which_o be_v usual_o make_v of_o the_o fat_a of_o whale_n by_o the_o help_n of_o fire_n continue_v fluid_a in_o wether_n that_o be_v very_o sharp_a but_o in_o a_o excessive_a cold_a night_n it_o lose_v its_o fluidity_n which_o seem_v to_o disfavour_v what_o olaus_n magnus_n write_v who_o say_v that_o in_o the_o northern_a region_n it_o be_v usual_a to_o cast_v train-oyl_n upon_o the_o water_n in_o their_o ditch_n to_o keep_v the_o water_n from_o freeze_a and_o thereby_o unpassable_a the_o oil_n as_o he_o say_v not_o be_v subject_a to_o congeal_v with_o cold_a but_o it_o may_v be_v worth_a while_n to_o inquire_v whether_o the_o train-oyl_n he_o speak_v of_o be_v the_o same_o as_o be_v use_v by_o the_o swede_n laplander_n and_o muscovite_n and_o whether_o they_o have_v a_o different_a way_n in_o keep_v of_o it_o or_o not_o 4._o though_o a_o solution_n of_o sugar_n will_v freeze_v yet_o a_o strong_a solution_n of_o sugar_n of_o lead_n will_v not_o in_o a_o mixture_n of_o snow_n and_o salt_n which_o be_v remarkable_a since_o the_o spirit_n of_o vinegar_n itself_o will_v freeze_v beside_o there_o must_v needs_o be_v some_o water_n in_o the_o solution_n and_o the_o sugar_n be_v but_o a_o vitriol_n of_o lead_n it_o be_v not_o a_o little_a strange_a that_o it_o shall_v not_o freeze_v as_o well_o as_o common_a vitriol_n though_o in_o this_o latter_a concrete_a metal_n be_v corrode_v by_o a_o spirit_n which_o if_o we_o may_v judge_v by_o the_o liquor_n afford_v in_o distillation_n be_v very_o much_o sharp_a and_o strong_a than_o spirit_n of_o vinegar_n 5._o quicksilver_n will_v not_o freeze_v in_o the_o sharp_a air_n though_o expose_v to_o it_o in_o very_o thin_a glass_n and_o in_o such_o a_o manner_n that_o a_o little_a quantity_n of_o it_o make_v a_o large_a surface_n 6._o a_o very_a sharp_a frost_n be_v not_o able_a to_o freeze_v a_o strong_a brine_n though_o at_o the_o same_o time_n other_o saline_a solution_n be_v congeal_v but_o a_o solution_n consist_v of_o twenty_o part_n of_o water_n and_o one_o of_o salt_n be_v freeze_v in_o a_o very_a sharp_a night_n the_o ice_n swim_v at_o the_o top_n in_o figure_n almost_o like_a broom_n spread_v from_o the_o surface_n of_o the_o water_n downward_o the_o salt_n dissolve_v in_o this_o water_n be_v double_a the_o proportion_n of_o that_o which_o be_v usual_o in_o sea-water_n i_o thaw_v ice_n of_o salt-water_n to_o try_v whether_o the_o dissolve_a ice_n will_v be_v fresh_a or_o not_o but_o it_o retain_v a_o little_a brackishness_n which_o i_o suppose_v it_o receive_v from_o the_o contiguous_a brine_n though_o i_o be_o inform_v that_o in_o amsterdam_n they_o make_v use_v of_o thaw_a ice_n instead_o of_o common_a fresh_a water_n in_o brew_v and_o bartholinus_n de_fw-fr usu_fw-la nivis_fw-la cap._n 6._o p._n 42._o say_v de_fw-fr glacie_n ex_fw-la marina_fw-la aqua_fw-la certum_fw-la est_fw-la si_fw-la resolvatur_fw-la salsum_fw-la saporem_fw-la deposuisse_fw-la quod_fw-la etiam_fw-la non_fw-la ità _fw-la pridem_fw-la expertus_fw-la est_fw-la cl._n jacobus_n fincbius_n academiae_fw-la nostrae_fw-la senior_fw-la &_o physices_fw-la professor_n benemeritus_fw-la in_fw-la glaciei_fw-la frustis_fw-la è_fw-la portu_fw-la nostro_fw-la allatis_fw-la particular_n referrable_a to_o the_o iii_o title_n 1._o spirit_n of_o salarmoniack_a make_v with_o quicklime_n volatile_a oil_n of_o amber_n a_o small_a quantity_n of_o oil_n of_o vitriol_n be_v expose_v two_o night_n and_o a_o day_n freeze_v not_o a_o solution_n of_o silver_n in_o aqua_fw-la fortis_fw-la be_v and_o spr._n sanguinis_fw-la humani_fw-la be_v freeze_v swell_v so_o much_o as_o to_o force_v out_o the_o cork_n 2._o unrectify_v oil_n of_o turpentine_n expose_v to_o the_o cold_a in_o a_o bottle_n will_v not_o freeze_v but_o another_o portion_n be_v contain_v in_o a_o earthen_a porringer_n do_v 3._o i_o be_o inform_v that_o there_o be_v a_o lake_n of_o water_n in_o scotland_n out_o of_o which_o a_o small_a river_n run_v the_o water_n of_o both_o which_o be_v never_o freeze_v but_o dissolve_v snow_n or_o ice_n if_o cast_v into_o it_o 4._o salad-oil_n be_v make_v use_n of_o to_o keep_v the_o lock_n of_o gun_n from_o freeze_a hinder_v they_o from_o be_v discharge_v but_o oil_n of_o hemp_n or_o train-oyl_n keep_v they_o from_o freeze_a title_n iu_o experiment_n and_o observation_n concern_v the_o degree_n of_o cold_a in_o several_a body_n body_n of_o the_o degree_n of_o cold_a in_o several_a body_n to_o discover_v the_o different_a degree_n of_o cold_a we_o have_v propose_v several_a thermometer_n in_o the_o precede_a chapter_n concern_v which_o we_o shall_v add_v this_o advertisement_n viz._n that_o though_o those_o which_o be_v to_o be_v immerse_v in_o liquor_n have_v the_o ball_n end_n round_o yet_o when_o we_o be_v to_o try_v the_o degree_n of_o cold_a of_o consistent_a powder_n it_o be_v better_a to_o make_v use_n of_o such_o as_o have_v flat_a bottom_n that_o they_o may_v be_v able_a to_o stand_v on_o their_o own_o basis_n for_o so_o it_o will_v be_v pleasant_a to_o see_v the_o suspend_v bubble_n in_o one_o of_o our_o thermometer_n rise_v and_o fall_v as_o it_o be_v remove_v from_o one_o body_n to_o another_o 2._o freeze_a have_v be_v so_o general_o esteem_v the_o utmost_a effect_n of_o cold_a that_o most_o have_v be_v content_a without_o examine_v strict_o the_o several_a degree_n of_o it_o nor_o indeed_o be_v it_o very_o easy_o do_v since_o if_o we_o do_v it_o with_o common_a weather-glass_n it_o will_v be_v a_o hard_a thing_n to_o distinguish_v whether_o the_o cold_a of_o one_o day_n exceed_v that_o of_o another_o since_o there_o intervening_a so_o much_o time_n betwixt_o the_o observation_n the_o alteration_n may_v be_v cause_v by_o a_o increase_n in_o the_o weight_n of_o the_o atmosphere_n and_o shall_v we_o make_v a_o estimate_n by_o the_o testimony_n of_o our_o sense_n we_o shall_v easy_o be_v mistake_v since_o it_o be_v believe_v that_o the_o different_a sensation_n of_o cold_a which_o we_o perceive_v depend_v on_o the_o various_a disposition_n of_o our_o body_n but_o allow_v that_o vulgar_a thermometer_n may_v give_v we_o a_o true_a information_n of_o the_o degree_n of_o cold_a which_o nature_n afford_v yet_o they_o acquaint_v we_o not_o whether_o art_n may_v not_o produce_v great_a much_o less_o will_v they_o help_v we_o to_o make_v a_o estimate_n of_o this_o disparity_n and_o though_o we_o may_v make_v some_o guess_n by_o the_o operation_n of_o cold_a on_o liquor_n expose_v to_o it_o yet_o some_o as_o aqueous_a liquor_n freeze_v too_o soon_o and_o vinous_a liquor_n here_o in_o england_n will_v not_o freeze_v at_o all_o except_z french_z wine_n which_o happen_v seldom_o and_o leave_v too_o great_a a_o interval_n betwixt_o the_o degree_n necessary_a to_o congeal_v wine_n and_o sufficient_a to_o freeze_v water_n beside_o the_o uncertainty_n proceed_v from_o the_o several_a strength_n of_o wine_n wherefore_o to_o discover_v the_o intensity_n of_o cold_a produce_v by_o art_n above_o the_o high_a degree_n that_o nature_n afford_v 1._o see_v plate_n 1._o fig._n 1._o we_o furnish_v a_o seal_a weatherglass_n such_o as_o plate_n 1_o fig._n 1._o delineates_n with_o
condense_v by_o cold_a the_o air_n break_v in_o to_o prevent_v a_o vacuum_n for_o that_o water_n be_v expanded_a by_o cold_a appear_v from_o what_o i_o have_v say_v beside_o nothing_o be_v more_o common_o observe_v than_o that_o water_n be_v freeze_v in_o a_o vessel_n who_o side_n be_v strong_a enough_o to_o keep_v it_o from_o burst_v they_o the_o superficies_n of_o the_o ice_n be_v general_o protuberant_a and_o convex_a and_o that_o the_o break_n of_o bottle_n depend_v not_o on_o nature_n abhorrency_n of_o a_o vacuum_n appear_v since_o shall_v we_o suppose_v that_o the_o fluid_a contain_v in_o a_o bottle_n will_v be_v so_o far_o condense_v as_o to_o possess_v less_o space_n than_o before_o it_o be_v possible_a there_o may_v be_v a_o vacuum_n there_o and_o the_o bottle_n not_o burst_v since_o glass-bubble_n much_o thin_a than_o ordinary_a bottle_n will_v endure_v the_o frost_n though_o stop_v close_o with_o air_n in_o they_o but_o not_o only_a water_n expand_v itself_o upon_o freeze_a but_o other_o aqueous_a body_n so_o egg_n be_v freeze_v burst_v their_o shell_n asunder_o and_o milk_n urine_n rhenish_a wine_n and_o good_a spirit_n of_o wine_n be_v set_v to_o freeze_v in_o distinct_a glass-egg_n the_o wine_n be_v freeze_v swell_v a_o inch_n above_o the_o first_o surface_n the_o milk_n two_o inch_n and_o the_o urine_n six_o or_o seven_o and_o a_o solution_n of_o dantzick-vitriol_n do_v not_o only_o become_v opace_fw-la but_o rise_v considerable_o high_a in_o a_o cylindrical_a pipe_n upon_o congelation_n whether_o more_o stable_n and_o consistent_a body_n be_v capable_a of_o be_v expanded_a by_o cold_a will_v be_v worth_a inquire_n since_o it_o have_v be_v observe_v that_o in_o nova_n zembla_n the_o very_a clock_n have_v be_v freeze_v so_o that_o they_o will_v not_o go_v and_o the_o like_a have_v be_v observe_v by_o capt._n james_n in_o his_o voyage_n at_o charlton-island_n his_o watch_n be_v freeze_v as_o well_o as_o his_o clock_n whether_o these_o effect_n depend_v on_o any_o swell_v of_o the_o rope_n or_o whether_o the_o spring_n of_o his_o watch_n may_v be_v weaken_v by_o cold_a or_o whether_o some_o iceicle_n stick_v to_o the_o internal_a part_n of_o it_o i_o shall_v leave_v as_o bare_a conjecture_n to_o be_v further_o examine_v into_o by_o experience_n the_o phaenomena_n of_o a_o experiment_n about_o freeze_a referrable_a to_o the_o vii_o title_n read_v before_o the_o royal_a society_n have_v fill_v a_o bolt-head_n which_o be_v as_o big_a as_o two_o turkey_n egg_n with_o water_n till_o it_o wrought_v a_o pretty_a height_n into_o the_o slender_a stem_n be_v put_v into_o a_o mixture_n of_o snow_n and_o salt_n it_o subside_v a_o little_a but_o when_o it_o begin_v to_o freeze_v it_o will_v sensible_o swell_v the_o experiment_n be_v repeat_v with_o a_o glass_n who_o stem_n be_v as_o thin_a as_o a_o raven_n quill_n when_o first_o the_o ball_n of_o it_o be_v immerse_v in_o the_o frigorifick_a mixture_n the_o water_n present_o ascend_v the_o height_n of_o a_o barleycorn_n and_o present_o subside_v again_o which_o the_o florentine_a virtuoso_n will_v attribute_v to_o a_o constriction_n of_o the_o glass_n upon_o the_o application_n of_o the_o frigorifick_a mixture_n second_o and_o though_o the_o florentine_a virtuoso_n relate_v that_o they_o have_v observe_v the_o water_n after_o it_o have_v subside_v a_o little_a to_o rest_v and_o then_o subside_v again_o yet_o in_o all_o the_o trial_n i_o make_v i_o do_v not_o observe_v it_o three_o when_o the_o water_n have_v subside_v a_o little_a it_o will_v be_v at_o a_o stand_n till_o the_o liquor_n begin_v to_o freeze_v four_o the_o experiment_n be_v try_v with_o glass_n who_o stem_n be_v unequal_o big_a upon_o glaciation_n the_o ascent_n of_o the_o water_n in_o the_o large_a one_o will_v be_v indiscernible_a but_o in_o a_o slender_a one_o it_o will_v ascend_v several_a inch_n in_o a_o minute_n till_o it_o rise_v up_o to_o the_o top_n of_o the_o stem_n five_o though_o the_o forentine_a academian_o say_v they_o have_v observe_v the_o water_n to_o rise_v again_o before_o glaciation_n yet_o i_o can_v never_o see_v such_o a_o phaenomenon_n six_o if_o the_o glass_n be_v take_v out_o of_o the_o mixture_n when_o first_o it_o begin_v to_o freeze_v as_o soon_o as_o the_o small_a iceicle_n be_v melt_v it_o will_v subside_o again_o yet_o if_o reapply_v to_o the_o mixture_n a_o second_o time_n it_o will_v freeze_v in_o half_a a_o minute_n title_n viii_o experiment_n concern_v the_o contraction_n of_o liquor_n by_o cold._n cold._n of_o the_o contraction_n of_o liquor_n by_o cold._n 1_o though_o the_o liquor_n we_o have_v mention_v expand_v themselves_o upon_o a_o intense_a degree_n of_o cold_a yet_o we_o be_v not_o thence_o to_o couclude_v that_o all_o will_n since_o we_o have_v find_v it_o by_o experience_n not_o only_o in_o spirit_n of_o wine_n aqua_fw-la fortis_fw-la oil_n of_o turpentine_n and_o several_a other_o liquor_n which_o will_v not_o be_v bring_v to_o freeze_v but_o also_o in_o oil_n congeal_v by_o the_o vehemence_n of_o the_o cold._n 2._o among_o the_o several_a experiment_n make_v of_o the_o efficacy_n of_o cold_a to_o condense_a liquor_n i_o shall_v lay_v down_o the_o follow_v 3._o spirit_n of_o wine_n be_v put_v into_o a_o small_a glass-egg_n with_o a_o slender_a stem_n in_o a_o mixture_n of_o snow_n and_o salt_n subsided_a ¾_n of_o a_o inch._n 4._o mercury_n be_v free_v from_o air_n and_o place_v in_o a_o bold-head_n in_o a_o mixture_n of_o snow_n and_o salt_n subside_v 2_o inch_n common_a oil_n place_v in_o the_o same_o mixture_n subside_v till_o it_o freeze_v but_o if_o it_o be_v immediate_o thaw_v near_o the_o fire_n it_o will_v expand_v itself_o so_o much_o as_o to_o rise_v about_o the_o mark._n the_o experiment_n succeed_v a_o second_o time_n and_o be_v try_v a_o three_o time_n the_o lump_n of_o the_o congeal_a oly_n will_v sink_v in_o the_o fluid_a oil_n oil_n of_o aniseed_n artificial_o freeze_v subside_v considerable_o in_o a_o small_a pipe_n empyreumatical_a oil_n of_o gaujacum_fw-la be_v expose_v to_o the_o utmost_a degree_n of_o cold_a will_v not_o freeze_v but_o evident_o subside_v particular_n referrable_a to_o the_o viii_o title_n 1._o two_o seal_a weather-glass_n the_o one_o make_v of_o a_o tincture_n of_o cochineal_n in_o spirit_n of_o wine_n and_o the_o other_o of_o a_o blue_a tincture_n of_o spirit_n of_o man_n blood_n and_o copper_n in_o spirit_n of_o wine_n be_v immerse_v in_o water_n till_o it_o begin_v to_o freeze_v and_o then_o be_v remove_v into_o oil_n of_o turpentine_n set_v in_o a_o mixture_n of_o snow_n and_o salt_n we_o observe_v that_o the_o liquor_n in_o both_o thermometer_n subside_v oil_n of_o aniseed_n be_v put_v into_o a_o small_a glass_n with_o a_o large_a stem_n and_o place_v in_o a_o frigorifick_a mixture_n make_v by_o a_o solution_n of_o salarmoniack_a subsided_a 3_o inch_n the_o substance_n of_o the_o oil_n be_v turn_v into_o a_o white_a concrete_a which_o when_o it_o be_v leisurely_o dissolve_v the_o fluid_a part_n emit_v several_a bubble_n and_o it_o be_v further_o observe_v in_o this_o concrete_a that_o though_o when_o thaw_v it_o swim_v upon_o water_n yet_o when_o congeal_v it_o will_v not_o title_n ix_o experiment_n concern_v the_o bubble_n from_o which_o the_o levity_n of_o ice_n be_v suppose_v to_o proceed_v cause_n of_o the_o levity_n of_o ice_n and_o its_o cause_n 1._o it_o be_v usual_o account_v a_o argument_n of_o the_o levity_n of_o ice_n above_o water_n that_o it_o swim_v upon_o it_o for_o though_o the_o superficies_n of_o small_a portion_n of_o it_o be_v not_o sensible_o emergent_a above_o the_o surface_n of_o the_o water_n yet_o in_o greenland_n where_o huge_a rock_n of_o ice_n float_v in_o the_o sea_n they_o be_v observe_v to_o be_v as_o high_a above_o the_o water_n as_o the_o mast_n of_o ship_n which_o can_v we_o suppose_v to_o float_v in_o a_o erect_a posture_n and_o to_o be_v of_o a_o prismatical_a form_n that_o part_v immerse_v will_v be_v nine_o time_n as_o much_o as_o that_o above_o the_o water_n as_o for_o the_o reason_n why_o ice_n be_v bear_v up_o above_o the_o surface_n of_o the_o water_n so_o much_o in_o greenland_n more_o than_o in_o our_o climate_n beside_o that_o the_o size_n of_o those_o piece_n of_o ice_n contribute_v to_o the_o render_v the_o observation_n more_o remarkable_a the_o water_n expansion_n in_o that_o cold_a climate_n may_v cause_v it_o to_o be_v further_a expanded_a there_o than_o here_o and_o consequent_o light_a 2._o piece_n of_o ice_n free_a from_o bubble_n float_v in_o spirit_n of_o wine_n draw_v from_o brandy_n and_o likewise_o from_o quicklime_n and_o though_o if_o that_o spirit_n be_v warm_v it_o will_v present_o subside_o yet_o as_o it_o cool_v the_o ice_n will_v ascend_v nevertheless_o some_o part_n of_o it_o be_v thaw_v
snow_n to_o discover_v what_o liquor_n ice_n will_v be_v soon_o dissolve_v in_o we_o contrive_v to_o freeze_v water_n in_o a_o long_o cylinder_n which_o be_v loosen_v by_o apply_v a_o warm_a hand_n we_o divide_v some_o into_o piece_n ¼_n of_o a_o inch_n long_o and_o other_o into_o inch_n and_o our_o experiment_n be_v make_v with_o these_o cylindrical_a piece_n of_o ice_n in_o the_o first_o trial_n 1._o in_o oil_n of_o vitriol_n a_o cylindrical_a piece_n of_o ice_n of_o a_o inch_n in_o length_n last_v 5_o minute_n 2._o in_o spirit_n of_o wine_n 12_o minute_n 3._o in_o aqua_fw-la fortis_fw-la 12_o ½_n 4._o in_o water_n 12_o minute_n 5._o in_o oil_n of_o turpentine_n about_o 44_o minute_n 6._o in_o air_n 64_o minute_n the_o second_o trial_n 1._o in_o oil_n of_o vitriol_n a_o inch_n of_o cylindrical_a ice_n last_v undissolve_v 3_o minute_n 2._o in_o spirit_n of_o wine_n 13_o minute_n 3._o in_o water_n 26_o minute_n 4._o in_o oil_n of_o turpentine_n 47_o minute_n 5._o in_o salad-oil_n 52_o minute_n 6._o in_o air_n 152_o minute_n 2._o we_o likewise_o think_v it_o worth_a while_n to_o try_v what_o difference_n there_o will_v be_v in_o the_o duration_n of_o piece_n of_o ice_n of_o the_o same_o bulk_n and_o figure_n but_o of_o different_a liquor_n as_o also_o whether_o attrition_n will_v contribute_v to_o the_o dissolution_n of_o ice_n which_o iobserved_a it_o do_v whence_o it_o appear_v that_o as_o the_o agent_n contiguous_a to_o ice_n be_v different_a they_o dissolve_v its_o texture_n soon_o or_o late_a and_o if_o snow_n or_o ice_n be_v keep_v in_o a_o place_n where_o neither_o the_o sun_n nor_o the_o air_n have_v much_o influence_n upon_o it_o it_o will_v continue_v a_o long_a time_n a_o appendix_n to_o the_o xvi_o title_n 1._o in_o confirmation_n of_o what_o be_v say_v in_o the_o close_a of_o this_o title_n i_o shall_v add_v the_o follow_a account_n of_o the_o italian_a conservatory_n send_v i_o by_o my_o ingenious_a friend_n mr._n j._n evelyn_n the_o snow-pit_n in_o italy_n etc._n etc._n be_v sink_v in_o the_o most_o solitary_a and_o cool_v place_n common_o at_o the_o foot_n of_o some_o mountain_n or_o elevate_a ground_n which_o may_v best_o protect_v they_o from_o the_o meridional_a or_o occidental_a sun_n 25_o foot_n wide_a at_o the_o orifice_n and_o about_o 50_o deep_a be_v esteem_v a_o competent_a proportion_n and_o though_o this_o be_v excavate_v in_o a_o conical_a form_n yet_o it_o be_v make_v flat_a at_o the_o bottom_n or_o point_n the_o side_n of_o the_o pit_n be_v so_o joyce_v that_o board_n may_v be_v nail_v upon_o they_o very_o close_o joint_v about_o a_o yard_n from_o the_o bottom_n be_v fix_v a_o strong_a frame_n or_o tresle_n upon_o which_o lie_v a_o wooden_a grate_n the_o top_n or_o cover_n be_v double_a thatch_a with_o reed_n or_o straw_n upon_o a_o copped_a frame_n or_o roof_n in_o one_o of_o the_o side_n whereof_o be_v a_o narrow_a door-case_n hip_v on_o like_o the_o top_n of_o the_o dormer_n and_o thatch_a to_o conserve_v snow_n they_o lay_v clean_a straw_n upon_o the_o grate_n or_o wattle_v so_o as_o to_o keep_v the_o snow_n from_o run_v through_o whilst_o they_o beat_v it_o to_o a_o hard_a cake_n of_o a_o icy_a consistence_n which_o be_v near_o one_o foot_n thick_a upon_o this_o they_o make_v a_o layer_n of_o straw_n and_o then_o snow_n and_o straw_n again_o and_o continue_v s.s.s._n till_o the_o pit_n be_v full_a and_o then_o lay_v straw_n or_o reed_n upon_o all_o they_o keep_v the_o door_n lock_v this_o grate_n be_v so_o contrive_v that_o the_o snow_n melt_v by_o any_o accident_n in_o lay_v or_o extraordinary_a season_n of_o wether_n it_o may_v drain_v away_o from_o the_o mass_n and_o sink_v without_o stagnate_n upon_o it_o which_o will_v accelerate_v the_o dissolution_n and_o therefore_o the_o bottom_n be_v but_o very_o slight_o steen_v etc._n etc._n 2._o and_o it_o have_v be_v observe_v by_o the_o dutchman_n in_o their_o voyage_n to_o nova_n zembla_n that_o in_o june_n the_o sun_n be_v not_o powerful_a enough_o to_o melt_v snow_n and_o even_o in_o warm_a climate_n where_o the_o reflection_n of_o the_o sunbeam_n be_v not_o so_o considerable_a snow_n continue_v unthaw_v all_o summer_n as_o upon_o the_o top_n of_o the_o alps_o and_o other_o high_a mountain_n and_o capt._n james_n observe_v that_o in_o august_n ice_n that_o be_v keep_v in_o the_o sunbeam_n continue_v unmelted_a 8_o day_n or_o more_o and_o the_o same_o author_n observe_v that_o the_o very_a ground_n be_v freeze_v in_o june_n title_n xvii_o consideration_n and_o experiment_n concern_v the_o primum_fw-la frigidum_fw-la frigidum_fw-la of_o the_o primum_fw-la frigidum_fw-la 1._o tho_o several_a sect_n of_o philosopher_n have_v dispute_v about_o a_o primum_fw-la frigidum_fw-la some_o contend_v for_o earth_n other_o water_n other_o air_n and_o another_o sect_n for_o nitre_n yet_o i_o be_o apt_a to_o believe_v that_o there_o be_v no_o such_o thing_n as_o a_o primum_fw-la frigidum_fw-la or_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d in_o which_o that_o quality_n principal_o reside_v and_o from_o whence_o all_o other_o body_n derive_v they_o no_o more_o than_o that_o there_o be_v a_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d or_o principle_n subject_a of_o residence_n for_o any_o other_o quality_n for_o if_o a_o intense_a degree_n of_o motion_n among_o the_o minute_n part_v of_o a_o body_n be_v sufficient_a to_o give_v it_o the_o quality_n of_o heat_n it_o may_v be_v enough_o to_o render_v a_o body_n cold_a that_o that_o motion_n be_v diminish_v upon_o a_o removal_n of_o its_o cause_n so_o that_o it_o may_v be_v doubt_v whether_o cold_a be_v a_o positive_a or_o a_o privative_a quality_n frigidum_fw-la the_o earth_n not_o the_o primum_fw-la frigidum_fw-la 2._o indeed_o plutarch_n suppose_v the_o earth_n to_o be_v the_o summum_fw-la frigidum_fw-la but_o we_o daily_o see_v that_o it_o be_v freeze_v by_o the_o contiguous_a air_n communicate_v cold_a to_o it_o and_z by_o the_o interposition_n of_o another_o body_n may_v easy_o be_v preserve_v from_o that_o so_o the_o salt-works_a upon_o the_o marsh_n of_o the_o island_n xaintonge_n in_o france_n be_v preserve_v from_o the_o damage_n the_o frost_n will_v do_v they_o by_o let_v in_o water_n by_o sluice_n to_o overflow_v they_o beside_o be_v the_o earth_n the_o summum_fw-la frigidum_fw-la it_o may_v just_o be_v wonder_v why_o it_o congeal_v not_o the_o water_n contiguous_a to_o it_o soon_o than_o hail_v or_o snow_n in_o the_o air_n since_o terrene_a part_n of_o matter_n can_v be_v bring_v thither_o without_o some_o cause_n able_a to_o elevate_v they_o and_o perhaps_o to_o alter_v the_o quality_n of_o they_o not_o to_o mention_v those_o vulcano_n which_v argue_v the_o earth_n to_o abound_v with_o subterraneal_a fire_n and_o that_o in_o several_a place_n where_o there_o be_v no_o such_o vulcano_n as_o in_o deep_a mine_n those_o that_o work_v there_o find_v it_o very_o hot_a and_o troublesome_a and_o in_o deep_a well_n it_o be_v observe_v that_o the_o water_n be_v so_o far_o from_o be_v freeze_v that_o it_o come_v up_o reak_a hot_a which_o can_v be_v suppose_v to_o proceed_v from_o the_o beam_n of_o the_o sun_n since_o it_o have_v be_v observe_v by_o mounseur_fw-fr de_fw-fr clave_n livre_fw-fr 11._o chap._n 8._o that_o in_o the_o southern_a country_n the_o heat_n of_o the_o sun_n penetrate_v not_o above_o six_o or_o seven_o foot_n deep_a and_o the_o subterraneal_a part_n be_v so_o far_o from_o be_v extreme_o cold_a that_o it_o be_v observe_v by_o miner_n that_o the_o low_a they_o dig_v the_o more_o vapour_n exhalation_n and_o heat_v they_o find_v and_o jo._n baptista_n morinus_n witness_n that_o in_o mine_n in_o hungary_n four_o hundred_o fathom_n deep_a after_o the_o descent_n of_o 80_o fathom_n it_o be_v always_o hot_a but_o whether_o these_o may_v proceed_v from_o subterraneal_a fire_n or_o a_o mixture_n of_o other_o body_n i_o shall_v not_o determine_v since_o i_o have_v see_v body_n actual_o cold_a mix_v together_o produce_v heat_n and_o i_o be_o tell_v that_o in_o some_o part_n of_o england_n they_o dig_v up_o a_o mineral_n which_o upon_o a_o addition_n of_o water_n only_o become_v hot_a and_o for_o a_o like_a reason_n perhaps_o those_o heat_n in_o the_o hungarian_a mine_n may_v be_v cause_v for_o that_o mineral_n steam_n ascend_v be_v evident_a since_o they_o have_v be_v observe_v in_o a_o perpendicular_a groave_fw-it not_o only_o to_o stinkâ—_n but_o by_o their_o corrosive_a quality_n to_o corrode_v the_o wooden_a ladder_n and_o morinus_n himself_o tell_v we_o that_o descend_v into_o the_o golden_a mine_n at_o cremnitz_n the_o heat_n increase_v extreme_o as_o he_o descend_v which_o they_o attribute_v to_o a_o mine_n of_o smaragdine_n vitriol_n which_o lie_v under_o it_o of_o which_o kind_n of_o vitriol_n there_o be_v some_o even_o in_o the_o cold_a
nitre_n beside_o since_o common_a salt_n co-operate_v with_o snow_n in_o the_o production_n of_o ice_n as_o well_o as_o salt-petre_n and_o according_a to_o democritus_n have_v part_n of_o a_o cubical_a figure_n which_o he_o assign_v to_o cold_a atom_n and_o since_o gassendus_fw-la observe_v that_o salt-petre_n consist_v of_o part_n not_o altogether_o so_o apt_a for_o the_o production_n of_o cold_a these_o figure_n be_v not_o pyramidal_a but_o prismatical_a i_o say_v since_o these_o circumstance_n all_o concur_v i_o see_v no_o reason_n why_o common_a salt_n may_v not_o be_v number_v among_o those_o body_n that_o be_v apt_a to_o produce_v cold._n 14._o nay_o sometime_o it_o may_v happen_v that_o more_o violent_a degree_n of_o cold_a may_v be_v cause_v by_o a_o like_a coalition_n of_o several_a sort_n of_o salt_n so_o the_o coldness_n of_o snow_n be_v advance_v by_o a_o mixture_n of_o nitre_n or_o common_a salt_n or_o other_o appropriate_v additament_n but_o i_o must_v confess_v that_o it_o be_v a_o doubt_n with_o i_o whether_o cold_a depend_v on_o any_o such_o saline_a exhalation_n or_o the_o effect_n of_o frigorifick_a atom_n but_o to_o pass_v by_o this_o scruple_n at_o present_a without_o any_o further_a notice_n i_o shall_v add_v that_o what_o i_o have_v say_v upon_o this_o title_n be_v not_o so_o much_o to_o confute_v what_o opinion_n i_o have_v mention_v as_o to_o show_v that_o they_o be_v doubtful_a one_o particular_a referrable_a to_o the_o xvii_o title_n i_o be_o tell_v by_o the_o russian_a emperor_n physician_n that_o in_o the_o northern_a province_n of_o russia_n the_o earth_n be_v thaw_v but_o the_o depth_n of_o two_o foot_n and_o yet_o good_a corn_n grow_v upon_o it_o title_n xviii_o experiment_n and_o observation_n touch_v the_o coldness_n and_o temperature_n of_o the_o air._n air._n of_o the_o temper_n of_o the_o air._n 1._o though_o gassendus_fw-la and_o several_a other_o assert_v that_o the_o air_n be_v indifferent_a as_o to_o cold_a and_o heat_n yet_o since_o cold_a be_v only_o a_o relative_n quality_n and_o since_o the_o part_n of_o the_o air_n be_v of_o themselves_o in_o a_o less_o degree_n of_o agitation_n than_o the_o humour_n about_o our_o sensory_a i_o see_v no_o reason_n why_o it_o shall_v not_o be_v esteem_v cold_a for_o notwithstanding_o it_o may_v acquire_v a_o considerable_a degree_n of_o heat_n by_o the_o adventitious_a effect_n of_o the_o sunbeam_n or_o fire_n yet_o we_o see_v that_o it_o natural_o tend_v to_o coolness_n itself_o again_o and_o as_o for_o the_o coldness_n of_o the_o air_n though_o i_o deny_v not_o but_o that_o frigorifick_a atom_n may_v be_v mix_v with_o it_o yet_o i_o judge_v they_o not_o absolute_o or_o altogether_o requisite_a to_o the_o production_n of_o cold_a since_o a_o bare_a diminution_n of_o the_o motion_n of_o its_o part_n be_v sufficient_a to_o produce_v such_o a_o quality_n in_o high_a or_o more_o remiss_a degree_n 2._o but_o the_o principal_a intent_n of_o this_o section_n be_v to_o produce_v experiment_n and_o observation_n i_o shall_v begin_v with_o the_o former_a a_o seal_a weatherglass_n with_o spirit_n of_o wine_n in_o it_o be_v enclose_v in_o a_o cylindrical_a receiver_n when_o the_o air_n in_o the_o receiver_n be_v exhaust_v it_o subside_v the_o length_n of_o a_o barleycorn_n but_o rise_v again_o when_o the_o air_n be_v let_v in_o again_o which_o effect_n i_o attribute_v to_o the_o expansion_n of_o the_o include_v air_n when_o the_o external_n be_v draw_v out_o when_o the_o air_n be_v draw_v out_o of_o the_o receiver_n hot_a body_n external_o apply_v affect_v not_o the_o weatherglass_n but_o when_o the_o air_n be_v let_v in_o again_o they_o cause_v the_o spirit_n to_o rise_v sensible_o 3._o to_o measure_v the_o condensation_n of_o the_o air_n by_o cold_a we_o make_v the_o follow_a experiment_n and_o first_o we_o enclose_v air_n in_o weather-glass_n hermetical_o seal_v which_o when_o it_o be_v artificial_o or_o natural_o refrigerated_a and_o the_o apex_n of_o the_o weatherglass_n break_v open_a we_o can_v not_o discern_v by_o the_o water_n it_o receive_v that_o it_o be_v condense_v above_o a_o 30_o part_n of_o its_o former_a dimension_n a_o glass-egg_n be_v invert_v into_o salt_n water_n in_o a_o cold_a night_n the_o air_n be_v so_o far_o condense_v in_o it_o that_o the_o water_n rise_v five_o inch_n in_o the_o stem_n and_o jan._n 29_o the_o air_n extend_v into_o 2057_o space_n be_v in_o a_o frosty_a night_n contract_v to_o 1965_o space_n so_o that_o the_o great_a degree_n of_o condensation_n we_o can_v observe_v be_v a_o 22_o part_n and_o a_o little_a above_o a_o three_o but_o a_o mixture_n of_o snow_n and_o salt_n be_v apply_v to_o the_o elliptical_a part_n of_o the_o glass_n the_o water_n rise_v 4_o inch_n high_o than_o in_o the_o former_a experiment_n and_o the_o air_n be_v contract_v from_o 1965_o space_n to_o 1860_o so_o that_o the_o artificial_a cold_a contract_v be_v more_o in_o respect_n of_o the_o contraction_n which_o the_o natural_a cold_a produce_v than_o that_o condensation_n be_v in_o proportion_n to_o its_o natural_a temper_n or_o rather_o a_o moderate_a degree_n of_o coldness_n 4._o but_o to_o proceed_v to_o observation_n cold_a may_v hinder_v the_o operation_n of_o the_o sun_n upon_o the_o air_n in_o the_o middle_n of_o summer_n and_o i_o be_o tell_v that_o it_o have_v be_v observe_v to_o snow_n in_o greenland_n all_o midsummer_n night_n and_o in_o the_o northern_a part_n of_o muscovy_n it_o have_v be_v observe_v that_o severe_a frost_n happen_v in_o the_o close_a of_o august_n and_o further_o capt._n weymouth_n say_v that_o in_o the_o midst_n of_o summer_n when_o they_o sail_v not_o near_o the_o latitude_n of_o nova_n zembla_n their_o very_a sail_n and_o tackle_n be_v freeze_v to_o which_o we_o shall_v add_v that_o the_o english_a when_o they_o be_v sail_v to_o cherry-island_n which_o lie_v betwixt_o 74_o and_o 75_o degree_n latitude_n in_o july_n it_o freeze_v so_o hard_o that_o the_o ice_n hang_v upon_o their_o clothes_n 5._o as_o for_o the_o degree_n of_o cold_a in_o the_o air_n dr._n fletcher_n tell_v we_o that_o in_o russia_n if_o they_o go_v out_o of_o a_o warm_a room_n into_o the_o cold_a it_o make_v they_o breath_n with_o difficulty_n it_o be_v observe_v at_o moscow_n that_o water_n throw_v up_o into_o the_o air_n fall_v down_o congeal_v the_o air_n be_v so_o cold_a and_o at_o smolensko_n in_o russia_n the_o spital_n freeze_v before_o it_o can_v fall_v from_o one_o mouth_n to_o the_o ground_n 6._o i_o have_v observe_v the_o air_n grow_v sensible_o heavy_a in_o frosty_a wether_n but_o whether_o it_o depend_v on_o any_o frigorifick_a atom_n disperse_v through_o the_o air_n or_o not_o i_o shall_v leave_v to_o be_v decide_v by_o further_a trial_n in_o northern_a country_n it_o be_v observe_v that_o foggy_a wether_n present_o vanish_v when_o frost_n begin_v the_o moist_a vapour_n be_v by_o that_o condense_a and_o precipitate_v and_o the_o surface_n of_o the_o earth_n 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either_o propose_v as_o promiscuous_a or_o in_o confirmation_n of_o the_o three_o follow_a observation_n 1._o that_o the_o great_a or_o lesser_a coldness_n of_o the_o air_n in_o several_a climate_n and_o country_n be_v nothing_o near_o so_o regular_o proportionate_a to_o their_o respective_a distance_n from_o the_o pole_n or_o their_o vicinity_n to_o the_o equator_fw-la as_o man_n be_v wont_a to_o presume_v it_o have_v be_v observe_v that_o of_o place_n of_o a_o equal_a distance_n from_o the_o northern_a and_o southern_a pole_n those_o near_o the_o latter_a be_v cold_o though_o in_o moscow_n the_o cold_a be_v almost_o intolerable_a yet_o in_o edinburgh_n which_o be_v a_o degree_n more_o northwards_o the_o air_n be_v temperate_a enough_o and_o the_o snow_n seldom_o lie_v on_o the_o ground_n mr._n pool_n in_o his_o northern_a voyage_n tell_v we_o that_o it_o do_v
degree_n of_o coldness_n but_o though_o it_o from_o hence_o appear_v that_o frigorifick_a atom_n may_v refrigerate_v the_o air_n yet_o i_o believe_v not_o that_o all_o wind_n must_v necessary_o be_v cool_v so_o since_o the_o cold_a air_n near_o the_o pole_n swim_v upon_o that_o which_o fill_v the_o low_a part_n of_o the_o atmosphere_n may_v for_o want_v of_o a_o reflection_n of_o the_o sunbeam_n be_v so_o cold_a as_o to_o cool_v the_o air_n sudden_o when_o by_o the_o fall_n of_o rain_n it_o be_v beat_v down_o upon_o we_o for_o acosta_n have_v observe_v upon_o mountain_n high_a than_o the_o alps_o that_o the_o air_n be_v extreme_o cold._a and_o the_o hollander_n who_o fail_v within_o 17_o degree_n of_o the_o pole_n observe_v that_o their_o cold_a wind_n be_v chief_o northerly_a and_o north-easter_o but_o to_o conclude_v this_o title_n i_o shall_v add_v a_o instance_n or_o two_o to_o show_v that_o cold_a wind_n receive_v not_o so_o much_o their_o quality_n from_o the_o quarter_n from_o 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a_o gentleman_n tell_v i_o that_o he_o have_v observe_v the_o tinged_a spirit_n sometime_o high_o when_o it_o be_v frosty_a than_o when_o it_o be_v not_o and_o he_o further_o tell_v i_o that_o the_o weatherglass_n be_v leave_v in_o water_n till_o it_o be_v freeze_v when_o it_o be_v clear_v of_o the_o ice_n and_o expose_v to_o the_o air_n the_o spirit_n manifesty_n subside_v the_o size_n of_o the_o ball_n of_o this_o weatherglass_n be_v as_o big_a as_o that_o of_o a_o large_a crab_n and_o the_o stem_n be_v about_o 2_o foot_n and_o ½_n long_o and_o the_o distance_n betwixt_o the_o station_n which_o the_o spirit_n rest_v at_o in_o the_o water_n and_o the_o air_n be_v above_o three_o inch_n a_o relation_n give_v i_o by_o a_o ingenious_a gentleman_n late_o return_v out_o of_o poland_n 1._o in_o frosty_a clear_a wether_n he_o observe_v the_o sun_n and_o two_o parhelion_n one_o eastward_o and_o the_o other_o westward_o betwixt_o ten_o and_o twelve_o a_o clock_n and_o when_o the_o sunshine_n 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day_n and_o he_o likewise_o tell_v i_o that_o lie_v at_o anchor_n near_o bellsound_n on_o the_o coast_n of_o greenland_n near_o a_o very_a high_a rock_n he_o and_o some_o other_o get_v to_o the_o top_n of_o it_o which_o they_o judge_v to_o be_v half_o a_o mile_n high_a and_o when_o they_o come_v there_o they_o find_v the_o wether_n clear_a and_o the_o sky_n serene_a and_o so_o hot_a that_o they_o be_v force_v to_o strip_v themselves_o but_o below_o they_o can_v discern_v a_o thick_a fog_n which_o when_o they_o come_v down_o they_o find_v be_v very_o cold_a and_o dark_a a_o passage_n take_v out_o of_o the_o czars-doctor's_a letter_n 1._o at_o vologda_n in_o the_o north-east_n from_o moscow_n we_o find_v the_o cold_a wether_n in_o december_n not_o to_o last_v 3_o day_n but_o the_o rain_n be_v unusual_a and_o dangerous_a and_o for_o 30_o year_n past_o the_o winter_n have_v be_v so_o moderate_a that_o people_n be_v not_o freeze_v on_o the_o road_n in_o several_a posture_n but_o sometime_o 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have_v upon_o occult_a quality_n as_o well_o as_o manifest_a one_o and_o likewise_o upon_o fermentation_n since_o it_o be_v observe_v to_o retardate_v the_o work_n of_o ale_n extreme_o and_o it_o be_v observe_v that_o must_v may_v be_v preserve_v sweet_a a_o long_a time_n in_o a_o deep_a well_o or_o if_o let_v down_o into_o the_o bottom_n of_o a_o river_n and_o will_v when_o take_v up_o be_v less_o apt_a to_o ferment_n than_o other_o parcel_n of_o must_v keep_v in_o the_o warm_a air._n it_o have_v be_v observe_v in_o the_o northern_a country_n that_o the_o most_o spirituous_a part_n of_o liquor_n have_v be_v separate_v and_o collect_v together_o by_o a_o congelation_n of_o the_o phlegm_n wherefore_o to_o try_v what_o cold_a will_v effect_v in_o our_o climate_n i_o hang_v out_o a_o bottle_n of_o beer_n in_o a_o sharp_a night_n and_o find_v that_o most_o part_n of_o it_o be_v freeze_v the_o liquor_n which_o be_v not_o freeze_v be_v very_o strong_a and_o spirituous_a the_o freeze_a part_n 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swell_v and_o a_o little_a stiff_a but_o a_o strangle_a rabbit_n be_v expose_v to_o be_v freeze_v ice_n be_v produce_v in_o several_a part_n it_o be_v affirm_v by_o several_a modern_a writer_n that_o if_o water_n be_v impregnate_v with_o the_o salt_n of_o vegetable_n upon_o congelation_n they_o will_v represent_v the_o shape_n of_o the_o plant_n they_o belong_v to_o but_o notwithstanding_o i_o have_v several_a time_n try_v the_o experiment_n i_o find_v it_o either_o false_a or_o very_o contingent_a since_o it_o do_v not_o once_o answer_v expectation_n but_o have_v expose_v a_o lixivium_n of_o pot-ash_n to_o freeze_v i_o find_v that_o the_o crystal_n upon_o the_o surface_n of_o the_o water_n be_v prismatical_a and_o that_o under_o those_o lie_v a_o great_a many_o thin_a parallel_n plate_n of_o ice_n but_o not_o range_v in_o such_o a_o order_n as_o to_o represent_v the_o shape_n of_o tree_n and_o though_o bartholinus_n tell_v we_o that_o if_o a_o decoction_n of_o cabbage_n be_v freeze_v it_o will_v represent_v a_o cabbage_n yet_o i_o can_v never_o find_v that_o the_o experiment_n succeed_v except_o that_o once_o there_o appear_v the_o faint_a resemblance_n of_o a_o single_a leaf_n but_o i_o have_v find_v that_o fair_a water_n freeze_v will_v represent_v the_o shape_n of_o vegetable_n often_o than_o their_o decoction_n and_o though_o berigardus_n also_o affirm_v the_o same_o yet_o i_o suspect_v that_o he_o only_o wirt_z without_o try_v the_o experiment_n himself_o and_o yet_o i_o deny_v not_o but_o that_o prepossessed_a spectator_n may_v fancy_v they_o see_v such_o thing_n when_o they_o do_v not_o for_o though_o sea-salt_n and_o alum_n consist_v of_o part_n of_o determinate_a figure_n yet_o when_o dissolve_v in_o water_n they_o exhibit_v figure_n too_o various_a and_o extravagant_a not_o to_o be_v refer_v to_o chance_n and_o on_o this_o occasion_n to_o what_o have_v be_v say_v i_o shall_v add_v that_o by_o distil_v and_o rectify_v oil_n of_o turpentine_n from_o sea-salt_n in_o a_o glass-head_n as_o the_o degree_n of_o heat_n be_v vary_a so_o will_v the_o figure_n of_o tree_n be_v represent_v different_a on_o the_o inside_n the_o glass_n and_o i_o have_v several_a time_n produce_v the_o shape_n of_o tree_n from_o body_n belong_v to_o the_o animal_n kingdom_n and_o i_o have_v find_v that_o though_o figure_v curious_a enough_o will_v be_v represent_v by_o spirit_n solution_n decoction_n vinegar_n milk_n and_o even_o common_a water_n yet_o it_o be_v in_o vain_a to_o hope_v for_o the_o same_o success_n and_o that_o the_o like_a figure_n shall_v always_o be_v afford_v by_o the_o same_o liquor_n since_o very_o small_a circumstance_n will_v vary_v they_o considerable_o and_o in_o try_v of_o such_o experiment_n as_o these_o it_o may_v not_o be_v amiss_o to_o advertise_v that_o it_o will_v be_v convenient_a that_o the_o liquor_n shall_v be_v as_o shallow_a as_o it_o possible_o may_v that_o it_o may_v be_v more_o speedy_o freeze_v a_o freeze_a egg_n be_v put_v into_o oil_n of_o turpentine_n instead_o of_o common_a water_n it_o gather_v not_o about_o it_o any_o crusty_a film_n it_o be_v observe_v by_o mr._n wood_n that_o though_o new-england_n be_v 10_o or_o 11_o degree_n remote_a from_o the_o pole_n yet_o the_o winter_n be_v much_o more_o pierce_a and_o cold_a than_o we_o and_o to_o what_o have_v be_v deliver_v in_o the_o xviii_o title_n of_o the_o infrigidating_a power_n of_o wind_n i_o shall_v add_v that_o sometime_o it_o have_v be_v so_o much_o more_o cold_a than_o at_o other_o that_o be_v blow_v through_o the_o frigorifick_a mixture_n it_o will_v cause_v not_o only_o the_o spirit_n of_o wine_n to_o subside_o but_o be_v blow_v upon_o the_o ball_n of_o another_o weatherglass_n not_o only_o the_o liquor_n but_o even_o mercury_n itself_o will_v be_v force_v to_o ascend_v though_o the_o vicinity_n of_o the_o frigorifick_a mixture_n can_v not_o cause_v that_o effect_n and_o i_o have_v often_o try_v that_o when_o the_o temperature_n of_o the_o air_n be_v such_o that_o though_o when_o first_o blow_v upon_o the_o ball_n of_o a_o nice_a thermoscope_n it_o will_v not_o cause_v the_o liquor_n to_o ascend_v yet_o at_o another_o season_n the_o tinged_a liquor_n ascend_v as_o if_o the_o air_n by_o be_v more_o than_o ordinary_o compress_v in_o the_o room_n have_v some_o sensible_a effect_n in_o compress_v and_o contract_v the_o air_n include_v in_o the_o thermoscope_n to_o try_v whether_o liquor_n by_o lose_v their_o fluidity_n and_o become_v consistent_a will_v acquire_v a_o great_a degree_n of_o coldness_n i_o cause_v the_o ball_n of_o a_o weatherglass_n to_o be_v immerse_v in_o salad-oil_n and_o a_o solution_n of_o minium_n in_o vinegar_n or_o of_o quicklime_n in_o water_n either_o of_o which_o will_v coagulate_v the_o oil_n but_o i_o do_v not_o find_v that_o
chrystallized_a salt_n appear_v the_o oil_n of_o the_o fruit_n become_v very_o friable_a and_o of_o a_o milky-white_a colour_n but_o the_o train_n oil_n only_o lose_v its_o fluidity_n and_o become_v of_o the_o consistence_n of_o soft_a grease_n and_o the_o same_o night_n a_o bottle_n of_o rhenish_a wine_n and_o another_o of_o strong_a white-wine_n be_v for_o the_o most_o part_n freeze_v the_o ice_n taste_v weak_a than_o the_o wine_n but_o the_o wine_n be_v several_a time_n freeze_v and_o thaw_v again_o neither_o lose_v any_o thing_n of_o its_o colour_n taste_v or_o strength_n mr._n hook_v show_v i_o a_o oval_a glass_n which_o have_v at_o one_o end_v a_o narrow_a cane_n a_o inch_n long_o in_o which_o water_n tinge_v with_o cochineel_n be_v freeze_v the_o ice_n on_o the_o outside_n be_v colourless_a but_o in_o the_o middle_n of_o a_o deep_a tincture_n and_o i_o have_v observe_v the_o like_a in_o flask_n contain_v the_o same_o tincture_n freeze_v flesh_n fish_n egg_n and_o apple_n be_v hold_v near_o the_o surface_n of_o water_n and_o immerse_v in_o it_o be_v crust_v over_o with_o ice_n and_o i_o have_v observe_v that_o mortar_n and_o plaster_n of_o paris_n will_v freeze_v i_o have_v see_v ice_n three_o yard_n thick_a on_o the_o bank_n of_o thames_n the_o water_n which_o flow_v successive_o over_o the_o ice_n be_v freeze_v and_o gradual_o thickening_a it_o and_o i_o have_v freeze_v a_o whole_a flask_n full_a of_o water_n by_o gradual_o pour_v it_o into_o a_o pan_n which_o confirm_v what_o olearius_n say_v of_o make_v huge_a heap_n of_o ice_n to_o preserve_v body_n though_o my_o lord_n verulam_n tell_v we_o that_o egg_n and_o apple_n cover_v with_o a_o wet_a cloth_n will_v not_o freeze_v yet_o i_o have_v not_o observe_v any_o difference_n betwixt_o they_o and_o other_o oil_n of_o animal_n and_o vegetable_a oil_n by_o expression_n subside_o syrup_n freeze_v not_o cold_n affect_v not_o lodestone_n sensible_o in_o their_o operation_n have_v expose_v distil_v water_n of_o plantain_n poppy_n black_a cherry_n nightshade_n scurvygrass_n and_o horseradish_n to_o the_o cold_a in_o order_n to_o make_v a_o standard_n for_o weather-glass_n i_o observe_v that_o the_o black-cherry-water_n be_v freeze_v first_o and_o the_o horseradish_n and_o scurvygrass_n water_n last_o the_o best_a way_n to_o discover_v when_o liquor_n begin_v to_o freeze_v first_o be_v by_o draw_v a_o pin_n through_o the_o surface_n of_o those_o liquor_n chap._n ix_o a_o new_a frigorifick_a experiment_n show_v how_o a_o considerable_a degree_n of_o cold_a may_v be_v sudden_o produce_v without_o the_o help_n of_o snow_n ice_n hail_o wind_n or_o nitre_n any_o time_n of_o the_o year_n comunicate_v in_o the_o transaction_n of_o july_n 18._o 1666._o water_n cold_a produce_v by_o a_o mixture_n of_o sal-armon_a and_o water_n if_o a_o pound_n of_o powder_a sal_fw-la ammoniac_a be_v mix_v gradual_o with_o three_o pint_n of_o water_n and_o the_o liquor_n be_v stir_v with_o a_o stick_n or_o a_o whale-bone_n whilst_o the_o salt_n be_v dissolve_v it_o will_v produce_v a_o considerable_a degree_n of_o coldness_n which_o will_v not_o only_o be_v sensible_a to_o the_o touch_n but_o if_o it_o be_v contain_v in_o a_o silver_n tankard_n the_o outside_n of_o it_o will_v be_v cover_v over_o with_o a_o multitude_n of_o little_a drop_n of_o condense_a vapour_n as_o high_a as_o the_o mixture_n reach_v and_o if_o some_o of_o it_o be_v quite_o wipe_v off_o before_o the_o mixture_n have_v lose_v its_o virtue_n it_o will_v again_o be_v cover_v over_o with_o dew_n and_o if_o the_o ball_n of_o a_o seal_a weatherglass_n be_v immerse_v in_o it_o the_o tinged_a liquor_n will_v present_o descend_v low_a than_o it_o do_v in_o common_a water_n and_o upon_o a_o removal_n of_o it_o into_o the_o air_n again_o or_o common_a water_n the_o spirit_n will_v manifest_o ascend_v and_o this_o coldness_n be_v more_o or_o less_o last_a as_o the_o season_n of_o the_o air_n contribute_v to_o its_o coldness_n and_o as_o the_o quantity_n of_o the_o salt_n in_o proportion_n to_o the_o water_n be_v great_a or_o less_o or_o as_o it_o vary_v in_o goodness_n or_o as_o the_o salt_n be_v put_v in_o in_o grosser_n powder_n and_o more_o leisurely_o and_o the_o degree_n of_o cold_a may_v easy_o be_v discover_v by_o frequent_o immerge_v and_o remove_v a_o weatherglass_n out_o of_o it_o into_o water_n and_o from_o the_o latter_a into_o it_o again_o whether_o shall_v ammoniac_a mix_v with_o sand_n or_o earth_n will_v cool_v drink_v better_o than_o without_o when_o the_o mixture_n be_v sprinkle_v with_o water_n i_o have_v not_o yet_o try_v but_o i_o have_v find_v the_o aforementioned_a mixture_n cool_a liquor_n convenient_o enough_o after_o midsummer_n march_n 27._o a_o seal_a weatherglass_n be_v immerse_v in_o water_n the_o spirit_n that_o rest_v at_o 8_o 1_o â—_o inch_n descend_v to_o 7_o â—_o 8_o and_o then_o the_o sal-armon_a be_v put_v in_o within_o a_o quarter_n of_o a_o hour_n it_o descend_v to_o 2_o 1_o â—_o â…™_n inch_n and_o before_o that_o time_n it_o begin_v to_o condense_a the_o vapour_n on_o the_o outside_n of_o the_o glass_n and_o when_o the_o frigorifick_a mixture_n be_v cold_a water_n place_v thin_a on_o the_o outside_n will_v be_v freeze_v in_o a_o quarter_n of_o a_o minute_n about_o 3_o â—_o of_o a_o hour_n after_o the_o salt_n be_v put_v in_o the_o tinged_a liquor_n be_v remove_v out_o of_o water_n into_o it_o subside_v a_o inch_n below_o the_o freeze_a mark._n at_o 2_o ½_n hour_n after_o the_o first_o solution_n it_o be_v at_o 5_o ½_n inches_n or_o 4_o ¾_n which_o mark_v the_o liquor_n stand_v at_o in_o hard_a and_o last_a frost_n in_o the_o winter_n three_o hour_n after_o the_o first_o dissolution_n the_o liquor_n stand_v at_o the_o uppermost_a freeze_a mark._n in_o try_v of_o which_o experiment_n it_o be_v observable_a that_o some_o water_n be_v shed_v it_o freeze_v the_o cucurbite_n to_o the_o table_n it_o stand_v on_o in_o another_o experiment_n before_o the_o weatherglass_n be_v put_v in_o it_o stand_v at_o 8_o â…›_n but_o when_o immerse_v in_o water_n it_o sink_v to_o 7_o â…_n or_o 6_o 8_o in_o half_a a_o quarter_n of_o a_o hour_n in_o the_o frigorifick_a mixture_n it_o subside_v to_o 7_o ¾_n and_o in_o a_o hour_n below_o 5_o and_o consequent_o within_o a_o quarter_n of_o the_o low_a freeze_a mark._n salt_n which_o once_o have_v be_v dissolve_v may_v by_o be_v crystallize_v in_o a_o iron_n vessel_n be_v fit_a for_o use_v again_o so_o march_v 29._o the_o thermoscope_n which_o in_o the_o air_n stand_v at_o 8_o â…ž_n in_o water_n subside_v to_o 8_o and_o in_o the_o frigorifick_a mixture_n make_v of_o salt_n twice_o use_v before_o it_o subside_v to_o 4_o inch_n but_o upon_o a_o addition_n of_o fresh_a water_n it_o rise_v gradual_o chap._n x._o of_o the_o positive_a and_o privative_a nature_n of_o cold._n answer_v argument_n allege_v in_o favour_n of_o its_o positive_a nature_n answer_v before_o i_o proceed_v to_o enumerate_v what_o argument_n may_v be_v allege_v either_o for_o the_o positive_a or_o privative_a nature_n of_o cold_a i_o shall_v brief_o intimate_v that_o the_o word_n cold_a may_v be_v either_o consider_v in_o reference_n to_o the_o effect_n such_o body_n have_v upon_o the_o sensory_a or_o upon_o other_o body_n if_o in_o the_o latter_a then_o in_o frosty_a wether_n the_o sun_n may_v be_v say_v to_o warm_v the_o air_n because_o it_o enable_v it_o to_o melt_v the_o snow_n and_o thaw_v ice_n as_o on_o the_o contrary_a warm_a water_n be_v say_v to_o be_v cold_a in_o respect_n of_o a_o hand_n that_o be_v much_o hot_a argument_n the_o first_o argument_n but_o to_o pass_v on_o to_o argument_n in_o favour_n of_o the_o positive_a nature_n of_o cold_a the_o first_o argument_n allege_v be_v the_o considerable_a effect_n it_o have_v both_o upon_o the_o sensory_a and_o other_o body_n so_o that_o we_o may_v sum_n our_o argument_n up_o in_o the_o word_n of_o gassendus_fw-la two_o sunt_fw-la frigoris_fw-la effectus_fw-la quales_fw-la habere_fw-la privatio_fw-la quae_fw-la actionis_fw-la est_fw-la incapax_fw-la non_fw-la potest_fw-la to_o which_o it_o be_v answer_v that_o heat_n and_o cold_a depend_v only_o on_o a_o great_a or_o less_o degree_n of_o motion_n of_o the_o part_n of_o matter_n than_o those_o about_o our_o sensory_a and_o all_o perception_n be_v carry_v to_o and_o distinguish_v in_o the_o brain_n and_o be_v various_a as_o that_o motion_n be_v different_a and_o it_o be_v likewise_o consider_v that_o when_o one_o body_n communicate_v motion_n to_o another_o it_o lose_v of_o its_o own_o it_o will_v follow_v that_o when_o i_o take_v a_o piece_n of_o ice_n into_o my_o hand_n and_o it_o be_v dissolve_v by_o the_o motion_n communicate_v to_o its_o part_n the_o motion_n which_o the_o humour_n in_o my_o hand_n lose_v by_o put_v
those_o of_o the_o water_n into_o motion_n induce_v a_o sensation_n of_o cold_a and_o consequent_o there_o seem_v to_o be_v a_o privation_n of_o that_o motion_n which_o before_o cause_v heat_n argument_n the_o second_o argument_n another_o argument_n allege_v for_o the_o positive_a nature_n of_o cold_a be_v this_o from_o gassendus_fw-la cùm_fw-la per_fw-la hyemem_fw-la immittimus_fw-la manum_fw-la in_o labentis_fw-la fluminis_fw-la aquam_fw-la quod_fw-la frigus_fw-la in_o ea_fw-la sentitur_fw-la non_fw-la potest_fw-la dici_fw-la mera_fw-fr privatio_fw-la aliudque_fw-la prorsus_fw-la esse_fw-la apparet_fw-la sentiri_fw-la aquam_fw-la frigidam_fw-la &_o sentiri_fw-la non_fw-la calidam_fw-la et_fw-la fac_fw-la eandem_fw-la aquam_fw-la gelari_fw-la sentietur_fw-la haud_fw-la dubie_n frigidior_fw-la a_o dices_fw-la boc_fw-la esse_fw-la nihil_fw-la aliud_fw-la quam_fw-la minus_fw-la calidam_fw-la sentiri_fw-la atqui_fw-la calida_fw-la jam_fw-la antea_fw-la non_fw-la erat_fw-la quomodo_fw-la ergò_fw-la potuit_fw-la minus_fw-la calida_fw-la effici_fw-la to_o which_o it_o be_v answer_v that_o our_o sensory_n may_v mis-inform_a we_o as_o when_o a_o stick_n be_v partly_o immerse_v in_o water_n shall_v we_o judge_v of_o it_o by_o what_o appear_v to_o our_o sense_n we_o shall_v conclude_v it_o break_v but_o our_o reason_n rectify_v the_o error_n of_o our_o sense_n we_o be_v satisfy_v it_o be_v not_o beside_o sensation_n may_v depend_v on_o alteration_n in_o the_o internal_a part_n as_o well_o as_o on_o the_o impression_n of_o outward_a object_n as_o in_o hunger_n thirst_v coldness_n in_o ague_n and_o titilation_n upon_o venereal_a thought_n beside_o which_o argument_n that_o urge_v against_o the_o former_a objection_n may_v be_v offer_v against_o this_o and_o since_o water_n be_v not_o so_o cold_a as_o ice_n it_o may_v in_o a_o philosophical_a sense_n be_v say_v to_o be_v comparitive_o warm_a and_o though_o in_o respect_n of_o the_o humour_n of_o our_o body_n it_o be_v cold_a yet_o by_o the_o same_o reason_n we_o may_v conclude_v warm_a water_n cold_a when_o the_o hand_n be_v remove_v out_o of_o hot_a water_n into_o it_o three_o a_o three_o but_o in_o favour_n of_o the_o positive_a nature_n of_o cold_a it_o be_v further_o offer_v that_o cold_a be_v sometime_o introduce_v into_o body_n not_o hot_a before_o to_o which_o it_o be_v answer_v that_o since_o fluidity_n consist_v in_o a_o agitation_n of_o the_o insensible_a part_n of_o a_o body_n and_o heat_v in_o a_o tumultuary_a one_o those_o body_n into_o which_o cold_a be_v introduce_v by_o congelation_n differ_v whilst_o they_o be_v fluid_a only_o in_o degree_n of_o motion_n from_o heat_n and_o even_o when_o water_n be_v freeze_v it_o be_v not_o absolute_o and_o perfect_o cold_a since_o the_o ball_n of_o a_o weatherglass_n be_v immerse_v in_o a_o glass_n of_o water_n and_o take_v out_o when_o the_o water_n be_v freeze_v about_o it_o the_o glass_n have_v be_v before_o tallow_v over_o to_o make_v it_o part_n with_o the_o ice_n the_o ice_n be_v break_v off_o the_o ball_n of_o the_o weatherglass_n the_o air_n which_o be_v cold_o cause_v the_o liquor_n to_o subside_o and_o that_o there_o may_v be_v sensible_a perception_n of_o several_a degree_n of_o privation_n of_o the_o impression_n of_o outward_a object_n appear_v since_o we_o perceive_v a_o sensible_a privation_n of_o light_n when_o the_o moon_n be_v eclipse_v nine_o digit_n and_o a_o more_o sensible_a one_o when_o it_o be_v total_o darken_v but_o though_o i_o argue_v for_o the_o privative_a nature_n of_o cold_a yet_o i_o will_v not_o be_v think_v to_o mean_v that_o a_o absolute_a privation_n of_o motion_n be_v the_o cause_n of_o it_o and_o by_o which_o it_o be_v affect_v for_o i_o rather_o think_v they_o the_o occasion_n than_o the_o efficient_a cause_n the_o motion_n of_o the_o blood_n and_o humour_n be_v different_o modifyed_a upon_o a_o privation_n of_o their_o motion_n and_o consequent_o a_o different_a sensation_n impress_v upon_o the_o sensory_a and_o that_o a_o privation_n of_o the_o motion_n of_o some_o part_n of_o matter_n about_o our_o sensory_a may_v occasion_v a_o new_a determination_n of_o the_o motion_n of_o those_o fluid_n may_v be_v infer_v from_o easy_a observation_n for_o a_o tennis-ball_n be_v various_o determine_v in_o its_o motion_n according_a to_o the_o angle_n of_o incidence_n upon_o another_o body_n and_o though_o the_o arch_n of_o a_o bridge_n be_v quiescent_a body_n yet_o by_o throw_v the_o water_n together_o they_o render_v its_o stream_n violent_a enough_o to_o turn_v mill_n and_o even_o the_o rapid_a motion_n of_o a_o bullet_n may_v receive_v a_o new_a determination_n of_o its_o motion_n by_o strike_v upon_o the_o surface_n of_o the_o water_n if_o when_o it_o be_v first_o discharge_v it_o make_v a_o sharp_a angle_n with_o the_o water_n so_o that_o its_o angle_n of_o incidence_n may_v not_o be_v too_o blunt_a and_o that_o various_a effect_n may_v ensue_v a_o privation_n of_o some_o principal_a cause_n of_o former_a event_n appear_v further_a from_o observe_v that_o by_o stop_v the_o motion_n of_o water_n a_o mill_n present_o cease_v to_o move_v though_o no_o positive_a violence_n be_v offer_v to_o it_o and_o upon_o a_o relaxation_n of_o the_o violence_n of_o wind_n all_o that_o be_v perform_v by_o the_o mill_n present_o cease_v for_o want_v of_o wind_n and_o in_o paralytic_a case_n a_o viscous_a or_o narcotic_a humour_n obstruct_v or_o disaffect_v one_o part_n of_o a_o nerve_n so_o that_o spirit_n can_v free_o circulate_v through_o it_o occasion_n several_a odd_a and_o terrible_a symptom_n and_o animal_n include_v in_o a_o air-pump_n die_v bare_o by_o a_o privation_n of_o air_n though_o nothing_o else_o be_v present_a to_o disaffect_v they_o and_o even_o infect_v though_o void_a of_o motion_n upon_o a_o privation_n of_o air_n yet_o when_o it_o be_v again_o let_v into_o they_o they_o move_v about_o as_o the_o advantage_n of_o their_o species_n enable_v they_o so_o that_o from_o what_o have_v be_v say_v it_o appear_v that_o a_o privation_n of_o the_o agitation_n of_o the_o humour_n may_v occasion_v a_o contrary_a and_o probable_o the_o effect_n ascribe_v to_o cold._n four_o a_o four_o the_o next_o argument_n allege_v by_o gassendus_fw-la and_o to_o be_v consider_v be_v this_o fac_n manuum_fw-la immitti_fw-la in_o aquam_fw-la nunc_fw-la calidam_fw-la nunc_fw-la frigidam_fw-la quamobrem_fw-la manus_fw-la intra_fw-la istam_fw-la non_fw-la intra_fw-la illam_fw-la refrigeratur_fw-la an_fw-mi quia_fw-la calor_fw-la manus_fw-la intra_fw-la frigidam_fw-la retrabitur_fw-la manusque_fw-la proinde_fw-la relinquitur_fw-la calida_fw-la manus_fw-la at_o quidnam_fw-la calor_fw-la refugit_fw-la quod_fw-la intra_fw-la frigidam_fw-la reperiatur_fw-la nun_n frigas_fw-la at_o si_fw-la frigus_fw-la est_fw-la tantum_n privatio_fw-la quidnam_fw-la calor_fw-la ab_fw-la illa_fw-la metuit_fw-la privatio_fw-la sane_fw-la nihil_fw-la est_fw-la atque_fw-la adeo_fw-la nihil_fw-la agere_fw-la unde_fw-la ejus_fw-la motus_fw-la incutiatur_fw-la potest_fw-la but_o without_o suppose_v insensible_a matter_n to_o be_v in_o the_o least_o capable_a of_o proscecute_v or_o avoid_v what_o be_v hurtful_a to_o it_o this_o objection_n be_v easy_o answer_v for_o the_o reason_n why_o warm_a water_n feel_v hot_a and_o cold_a affect_v we_o upon_o immerge_v our_o hand_n in_o it_o be_v because_o the_o part_n of_o the_o one_o be_v more_o and_o the_o part_n of_o the_o other_o less_o agitate_a than_o those_o about_o the_o sensory_a and_o the_o motion_n of_o humour_n about_o our_o sensory_a be_v increase_v we_o feel_v a_o hot_a sensation_n and_o a_o cold_a one_o upon_o a_o privation_n of_o that_o motion_n five_o a_o five_o and_o though_o it_o be_v urge_v by_o some_o in_o favour_n of_o the_o positive_a nature_n of_o cold_a that_o water_n be_v freeze_v by_o external_o apply_v to_o the_o outside_n of_o a_o glass_n a_o mixture_n of_o snow_n and_o salt_n yet_o to_o show_v that_o argument_n prove_v not_o that_o cold_a act_n positive_o i_o shall_v add_v the_o follow_a explication_n of_o des_fw-fr cartes_n quia_fw-la materia_fw-la subtilis_fw-la partibus_fw-la bujus_fw-la aquae_fw-la circumfusa_fw-la crassior_fw-la aut_fw-la minus_fw-la subtilis_fw-la &_o consequenter_fw-la plum_n virium_fw-la habens_fw-la quam_fw-la illa_fw-la quae_fw-la circa_fw-la nivis_fw-la part_n herebat_fw-la locum_fw-la illius_fw-la occupo_fw-la dum_fw-la part_n nivis_fw-la liquescendo_fw-la partibus_fw-la salis_fw-la circumvolvuntur_fw-la facilius_fw-la enim_fw-la per_fw-la salsae_fw-la aquae_fw-la quam_fw-la per_fw-la dulcis_fw-la poros_fw-la movetur_fw-la &_o perpetuo_fw-la ex_fw-la corpore_fw-la uno_fw-la in_fw-la aliud_fw-la transire_fw-la nititur_fw-la ut_fw-la ad_fw-la ea_fw-la loca_fw-la perveniat_fw-la in_o quibus_fw-la mortui_fw-la svo_fw-la minus_fw-la resistitur_fw-la quo_fw-la ipso_fw-la materia_fw-la subtilior_fw-la ex_fw-la nive_v in_fw-la aquam_fw-la penetrate_v ut_fw-la egredienti_fw-la succedat_fw-la &_o quum_fw-la non_fw-la satis_fw-la valida_fw-la fit_a ad_fw-la continuandam_fw-la agitationem_fw-la huius_fw-la aquae_fw-la illam_fw-la concrescere_fw-la sinit_fw-la and_o in_o a_o similar_v manner_n calces_fw-la or_o precipitates_fw-la or_o other_o powder_n be_v dry_v by_o be_v place_v on_o a_o piece_n of_o paper_n
convenient_a for_o the_o more_o commodious_a discern_v of_o the_o phaenomena_n of_o this_o experiment_n to_o try_v it_o in_o a_o dark_a place_n and_o fourthly_a it_o be_v convenient_a to_o advertise_v that_o the_o sulphur_n frequent_o so_o obscure_v the_o glass_n with_o its_o fume_n which_o partly_o stick_v to_o it_o that_o sometime_o it_o be_v very_o difficult_a to_o discern_v what_o happen_v within_o the_o glass_n five_o it_o be_v requisite_a the_o heat_n of_o the_o iron_n shall_v be_v considerable_a that_o the_o flame_n of_o the_o sulphur_n may_v be_v more_o last_v the_o flame_a of_o it_o depend_v on_o the_o heat_n of_o the_o iron_n and_o not_o the_o force_n of_o its_o own_o flame_n experiment_n iii_o a_o very_a volatile_a and_o saline_a pierce_a liquor_n be_v drop_v upon_o file_n of_o steel_n the_o mixture_n grow_v hot_a and_o emit_v out_o of_o the_o vial_n it_o be_v contain_v in_o very_o fetid_v steam_n which_o will_v kindle_v at_o the_o flame_n of_o a_o candle_n and_o continue_v to_o burn_v a_o good_a while_n where_o we_o convey_v it_o into_o our_o receiver_n and_o upon_o the_o first_o exsuction_n of_o air_n it_o flame_v brisk_a than_o before_o and_o likewise_o upon_o the_o second_o and_o three_o but_o after_o it_o go_v out_o it_o will_v not_o be_v kindle_v again_o though_o the_o air_n be_v let_v in_o upon_o it_o experiment_n iu._n spirit_n of_o wine_n be_v impregnate_v with_o a_o mineral_n which_o tinge_v its_o flame_n i_o convey_v it_o into_o the_o receiver_n in_o a_o small_a glass-lamp_n with_o a_o slender_a wick_n and_o observe_v that_o in_o half_a a_o minute_n after_o the_o pump_n be_v ply_v the_o flame_n be_v extinguish_v but_o let_v air_n in_o and_o out_o as_o occasion_v require_v i_o observe_v that_o when_o the_o flame_n begin_v to_o decay_v the_o turn-key_n be_v successive_o draw_v almost_o out_o the_o flame_n last_v a_o minute_n and_o a_o half_a and_o sometime_o long_o the_o turn-key_n be_v take_v out_o in_o the_o beginning_n it_o last_v two_o minute_n or_o better_o a_o pipe_n be_v bed_v in_o the_o cement_n at_o the_o bottom_n of_o the_o glass_n and_o have_v at_o each_o end_n a_o open_a orifice_n almost_o of_o the_o bigness_n of_o that_o which_o the_o turn-key_n usual_o fill_v the_o flame_n burn_v very_o well_o and_o will_v have_v continue_v long_o than_o it_o do_v if_o we_o will_v have_v permit_v it_o the_o orifice_n at_o the_o top_n be_v stop_v the_o low_a be_v leave_v open_a yet_o the_o flame_n begin_v to_o decay_v but_o air_n be_v blow_v in_o with_o a_o pair_n of_o bellows_o it_o be_v present_o refresh_v again_o yet_o in_o a_o minute_n after_o it_o be_v quite_o extinguish_v experiment_n v._n water_n flame_n preserve_v under_o water_n though_o it_o be_v teach_v that_o naptha_n and_o camphire_n will_v burn_v under_o water_n yet_o i_o can_v never_o find_v that_o they_o will_v but_o three_o ounce_n of_o gunpowder_n a_o drachm_n of_o well_o burn_a charcoal_n good_a sulphur_n half_a a_o drachm_n of_o choice_n salt-petre_n near_o a_o drachm_n and_o a_o half_a be_v all_o powder_a and_o mix_v together_o a_o quill_n or_o a_o tobacco-pipe_n stop_v at_o one_o end_n be_v fill_v with_o this_o mixture_n and_o kindle_v in_o the_o air_n will_v burn_v till_o it_o be_v whole_o consume_v under_o water_n the_o force_n of_o the_o flame_n keep_v the_o water_n from_o break_v in_o upon_o it_o at_o the_o open_a end_n in_o which_o experiment_n flame_n seem_v to_o be_v continue_v without_o air_n there_o be_v no_o air_n to_o preserve_v it_o under_o water_n but_o what_o may_v be_v lodge_v in_o the_o pore_n of_o the_o water_n except_o some_o moist_a particle_n betwixt_o the_o particle_n of_o the_o nitre_n in_o favour_n of_o the_o necessity_n of_o air_n to_o preserve_v flame_n may_v be_v suppose_v to_o be_v rarify_v and_o form_n air_n for_o a_o time_n as_o the_o rarefy_v exhalation_n which_o flow_v out_o of_o a_o aeolipile_n which_o be_v not_o true_a and_o permanent_a air_n but_o present_o return_v to_o water_n again_o experiment_n vi._n vacuo_fw-la of_o the_o flame_a of_o a_o metal_n in_o vacuo_fw-la have_v place_v the_o piece_n of_o iron_n so_o often_o make_v use_n of_o in_o our_o receiver_n we_o design_v to_o let_v a_o parcel_n of_o sulphur_n fall_v upon_o it_o but_o when_o we_o go_v to_o drop_v the_o sulphur_n down_o by_o accident_n it_o fall_v on_o one_o side_n the_o iron_n and_o whilst_o we_o be_v consider_v what_o to_o do_v we_o discern_v a_o a_o blue_a flame_n in_o the_o middle_n of_o the_o glass_n which_o continue_v much_o long_o than_o that_o of_o ordinary_a sulphur_n and_o when_o we_o open_v the_o receiver_n we_o find_v that_o it_o be_v afford_v by_o a_o metalline_a substance_n which_o lie_v melt_v in_o the_o middle_n of_o the_o concave_a superficies_n of_o the_o iron_n be_v a_o composition_n of_o lead_n and_o tin_n but_o though_o these_o metal_n mix_v so_o open_v the_o body_n of_o each_o other_o as_o to_o yield_v a_o sulphureous_a fuel_n for_o flame_n in_o vacuo_fw-la yet_o in_o the_o open_a air_n they_o will_v not_o the_o iii_o title_n of_o the_o difficult_a propagation_n of_o actual_a flame_n in_o vacuo_fw-la boyliano_fw-it experiment_n i._n have_v kindle_v some_o sulphur_n which_o be_v of_o a_o peculiar_a sort_n upon_o the_o iron_n so_o often_o mention_v i_o let_v down_o a_o piece_n of_o spunk_n upon_o it_o when_o the_o receiver_n be_v exhaust_v and_o by_o be_v contiguous_a to_o the_o flame_n it_o be_v turn_v into_o a_o substance_n as_o black_a and_o brittle_a as_o tinder_n and_o dispose_v to_o kindle_v when_o touch_v with_o fire_n experiment_n ii_o another_o parcel_n of_o the_o same_o sulphur_n be_v kindle_v in_o vacuo_fw-la boyliano_fw-it camphire_n though_o in_o the_o open_a air_n dispose_v to_o draw_v the_o flame_n of_o sulphur_n yet_o it_o be_v not_o kindle_v by_o hang_v in_o the_o flame_n of_o it_o and_o a_o match_n be_v partly_o dip_v in_o sulphur_n and_o let_v down_o upon_o the_o hot_a iron_n burn_v as_o far_o as_o the_o sulphur_n reach_v but_o no_o further_o experiment_n iii_o and_o iu_o have_v place_v a_o piece_n of_o paper_n upon_o the_o plate_n of_o our_o pump_n and_o whelm_v over_o it_o a_o very_a clear_a and_o thin_a receiver_n we_o lay_v a_o train_n of_o gunpowder_n upon_o the_o paper_n and_o observe_v that_o though_o by_o a_o good_a burning-glass_n several_a grain_n will_v be_v explode_v yet_o those_o will_v not_o kindle_v those_o that_o be_v contiguous_a to_o they_o the_o propagation_n of_o flame_n so_o much_o depend_v on_o the_o free_a access_n of_o air._n and_o to_o confirm_v this_o i_o shall_v add_v that_o a_o little_a instrument_n make_v to_o try_v gunpowder_n be_v charge_v and_o prime_v and_o suspend_v in_o vacuo_fw-la though_o by_o the_o help_n of_o a_o burning-glass_n the_o prime_a will_v be_v explode_v yet_o that_o will_v not_o kindle_v the_o powder_n contain_v in_o the_o box_n but_o when_o the_o exhaust_a air_n be_v let_v in_o again_o and_o the_o pan_n new_o prime_v though_o the_o receiver_n be_v shut_v it_o will_v in_o that_o close_a air_n go_v off_o ready_o and_o also_o in_o the_o open_a air._n experiment_n v._n gunpowder_n be_v put_v into_o two_o bubble_n one_o of_o which_o be_v exhaust_v and_o the_o other_o not_o they_o be_v place_v upon_o live-coal_n upon_o which_o when_o they_o have_v stand_v a_o while_n they_o where_o both_o burst_n in_o piece_n but_o without_o the_o appearance_n of_o any_o flame_n which_o effect_n seem_v to_o depend_v on_o this_o viz._n that_o the_o heat_n of_o the_o coal_n act_v not_o only_o on_o a_o few_o grain_n of_o powder_n at_o once_o but_o upon_o the_o whole_a area_n so_o that_o every_o particle_n be_v equal_o act_v on_o as_o to_o sense_n they_o be_v explode_v at_o the_o same_o time_n so_o the_o focus_n of_o a_o burning-glass_n act_v uniform_o on_o aurum_fw-la fulminans_fw-la cause_v it_o to_o explode_v at_o once_o but_o it_o may_v be_v so_o order_v that_o the_o focus_n not_o sufficient_o warm_v one_o part_n a_o partial_a explosion_n will_v only_o ensue_v chap._n xviii_o new_a experiment_n about_o the_o relation_n betwixt_o air_n and_o the_o flamma_n vitalis_n of_o animal_n experiment_n i._n air._n animal_n include_v in_o receiver_n with_o flame_n and_o air._n rectify_a spirit_n of_o wine_n contain_v in_o a_o glass-lamp_n with_o a_o thin_a wick_n and_o at_o the_o same_o time_n a_o small_a green-finch_n be_v both_o convey_v into_o a_o receiver_n eighteen_o inch_n high_a and_o which_o be_v large_a enough_o to_o contain_v about_o twenty_o pint_n of_o water_n the_o flame_n of_o the_o lamp_n be_v extinguish_v at_o the_o end_n of_o two_o minute_n but_o the_o bird_n be_v brisk_a at_o the_o end_n of_o the_o three_o minute_n be_v take_v out_o and_o when_o the_o bird_n recover_v again_o the_o experiment_n be_v repeat_v
and_o garcias_n ab_fw-la horto_fw-la pretend_v to_o be_v eye_n witness_n of_o carbuncle_n which_o shine_v in_o the_o dark_a and_o marcus_n paulus_n venetus_n tell_v we_o that_o the_o king_n of_o zeilan_n have_v a_o ruby_n as_o thick_a as_o a_o man_n arm_n and_o a_o palm_n long_o and_o two_o russian_a cossack_n tell_v we_o that_o they_o hear_v from_o the_o people_n of_o cottay_n that_o their_o king_n have_v a_o ruby_n which_o will_v shine_v night_n and_o day_n and_o benvonuto_n cellini_n a_o italian_a writer_n give_v we_o a_o account_n of_o a_o carbuncle_n which_o afford_v a_o considerable_a light_n in_o the_o night_n and_o we_o ourselves_o have_v be_v inform_v of_o a_o shine_a substance_n find_v in_o scotland_n and_o i_o be_o further_a tell_v that_o a_o dutch_a admiral_n have_v a_o diamond_n which_o when_o he_o open_v a_o coffer_n under_o deck_n in_o a_o dark_a room_n will_v shine_v by_o its_o native_a light_n which_o be_v the_o more_o strange_a because_o that_o be_v a_o much_o cold_a climate_n than_o the_o east-indies_n for_o it_o be_v observable_a that_o warmth_n much_o contribute_v to_o the_o shine_a of_o such_o stone_n since_o rub_v will_v cause_v some_o to_o shine_v which_o when_o cold_a will_v not_o which_o make_v i_o the_o less_o doubt_n of_o what_o be_v say_v of_o right_a turquois_n viz._n that_o it_o change_v colour_n as_o the_o wearer_n be_v sick_a or_o well_o and_o lose_v its_o splendour_n after_o death_n which_o be_v attest_v by_o the_o observation_n of_o boetius_fw-la de_fw-fr boot_n and_o olaus_n wormius_n and_o though_o antonio_n nâ—ri_n tell_v we_o that_o a_o turquois_n discolour_a and_o grow_v white_a will_v regain_v its_o colour_n if_o immerse_v in_o oil_n of_o sweet_a almond_n yet_o wormius_n tell_v we_o that_o a_o nephritick_n stone_n be_v dip_v in_o a_o decoction_n of_o herb_n lose_v its_o virtue_n and_o it_o be_v observe_v that_o the_o texture_n of_o oculus_fw-la mundi_fw-la will_v be_v so_o change_v by_o be_v leave_v in_o water_n that_o from_o opacous_a it_o will_v become_v transparent_a which_o acquire_v lustre_n it_o will_v soon_o lose_v in_o the_o air._n observation_n make_v on_o mr._n clayton_n diamond_n it_o be_v a_o flat_a table_n diamond_n â…“_n of_o a_o inch_n long_o and_o less_o in_o breadth_n of_o a_o bad_a water_n and_o less_o vivid_v in_o the_o day_n than_o other_o diamond_n be_v blemish_v with_o a_o whitish_a cloud_n about_o the_o middle_n of_o it_o which_o blemish_n cover_v near_o a_o three_o part_n of_o the_o stone_n this_o diamond_n be_v look_v upon_o in_o a_o shady_a place_n in_o the_o day_n and_o also_o with_o a_o microscope_n neither_o any_o thing_n peculiar_a in_o the_o stone_n nor_o any_o light_n be_v perceive_v second_o when_o the_o candle_n be_v remove_v in_o a_o dark_a room_n it_o do_v not_o shine_v without_o be_v rub_v or_o otherwise_o prepare_v three_o i_o can_v neither_o produce_v light_n by_o rub_v together_o two_o pebble_n nor_o by_o a_o vehement_a attrition_n of_o rock-crystal_n nor_o by_o two_o diamond_n as_o by_o this_o stone_n four_o it_o be_v hard_a enough_o to_o grave_a upon_o rock-chrystal_n with_o it_o and_o be_v endue_v with_o a_o electricity_n five_o by_o rub_v it_o in_o the_o dark_a it_o will_v be_v excite_v to_o shine_v like_o rot_a wood_n but_o much_o faint_a than_o the_o scale_n or_o slab_a of_o a_o whiting_n or_o than_o glow-worm_n and_o it_o present_o cease_v after_o the_o attrition_n be_v end_v but_o be_v rub_v brisks_o it_o will_v continue_v its_o light_n much_o long_o so_o that_o it_o last_v eight_o time_n as_o long_o as_o it_o be_v a_o rub_n six_o hold_v it_o near_o a_o faint_a fire_n excite_v its_o luciferous_a quality_n a_o little_a but_o by_o hold_v it_o near_o a_o candle_n it_o be_v more_o apparent_o excite_v in_o a_o dark_a room_n and_o it_o acquire_v a_o little_a glimmer_n by_o be_v hold_v near_o a_o red_a piece_n of_o iron_n as_o also_o by_o be_v contiguous_a to_o my_o naked_a body_n sometime_o seven_o by_o be_v rub_v till_o it_o acquire_v luciferous_a quality_n it_o be_v also_o electrical_a but_o not_o when_o it_o be_v excite_v to_o shine_v by_o the_o heat_n of_o the_o fire_n or_o a_o candle_n eight_o attrition_n vary_v its_o luciferous_a quality_n as_o the_o cloth_n vary_v in_o colour_n but_o on_o white_a and_o red_a it_o succeed_v best_o it_o be_v likewise_o excite_v in_o some_o measure_n by_o be_v rub_v upon_o a_o white_a wooden_a box_n and_o a_o pure_o glaze_v earth_n which_o excite_v it_o much_o better_a than_o any_o other_o body_n except_o white_a one_o nine_o when_o it_o be_v excite_v be_v plunge_v into_o water_n spirit_n of_o wine_n oil_n of_o all_o sort_n acid_n spirit_n and_o alkalizate_a solution_n none_o of_o they_o destroy_v its_o shine_a property_n but_o when_o it_o be_v take_v out_o of_o the_o water_n it_o be_v not_o so_o easy_o excite_v as_o before_o ten_o neither_o spital_n nor_o warm_a liquor_n will_v extinguish_v its_o light_n but_o be_v rub_v with_o a_o transparent_a horn_n i_o can_v discover_v light_n through_o it_o and_o sometime_o little_a spark_n of_o fire_n eleven_o be_v rub_v upon_o a_o blue_a glass_n the_o faint_a light_n be_v not_o visible_a through_o it_o but_o be_v first_o excite_v and_o then_o apply_v to_o the_o glass_n the_o ray_n be_v tinge_v in_o their_o passage_n through_o it_o twelve_o by_o press_v it_o hard_o upon_o a_o piece_n of_o white_a tile_n it_o become_v luminous_a as_o also_o it_o discover_v a_o short_a coruscation_n when_o i_o press_v my_o finger_n upon_o it_o and_o if_o i_o thrust_v or_o stick_v the_o point_n of_o a_o bodkin_n against_o it_o it_o will_v discover_v a_o short_a but_o not_o a_o last_a coruscation_n so_o that_o its_o light_n seem_v to_o be_v promote_v by_o pressure_n rather_o than_o attrition_n the_o same_o experiment_n be_v try_v with_o other_o precious_a stone_n some_o diamond_n will_v by_o attrition_n be_v bring_v to_o a_o glimmer_a light_n but_o other_o will_v not_o but_o neither_o the_o other_o precious_a stone_n nor_o artificial_a or_o natural_a crystal_n will_v afford_v the_o least_o glimmer_a of_o light_n chap._n xxiv_o the_o aerial_a noctiluca_n or_o some_o new_a phaenomena_n and_o a_o process_n of_o a_o factitious_a self-shining_a substance_n noctiluca_n of_o a_o aerial_a noctiluca_n phosphorus_n be_v either_o natural_a as_o glow-worm_n some_o sort_n of_o rot_a wood_n and_o fish_n or_o artificial_a which_o be_v the_o chief_a subject_n of_o this_o discourse_n and_o be_v either_o first_o such_o as_o will_v retain_v a_o lucidness_n sometime_o after_o they_o have_v be_v expose_v to_o the_o sunbeam_n as_o the_o bolonian_a stone_n and_o phosphorus_n hermeticus_n of_o balduinus_n which_o may_v be_v make_v of_o chalk_n the_o latter_a of_o which_o succeed_v much_o better_a than_o the_o former_a for_o it_o be_v present_o excite_v in_o the_o sunbeam_n and_o even_o at_o the_o flame_n of_o a_o candle_n and_o continue_v to_o shine_v a_o considerable_a time_n in_o the_o dark_a yet_o this_o advantage_n the_o bolonian_a stone_n have_v above_o the_o other_o that_o it_o retain_v its_o virtue_n of_o be_v excite_v much_o long_o or_o second_o self-shining_a substance_n such_o as_o be_v usual_o call_v noctiluca_n and_o be_v either_o consistent_a or_o liquid_a such_o as_o mr._n crafft_n bring_v to_o london_n the_o consistent_a one_o be_v of_o a_o gummy_a nature_n and_o constant_o lucid_a but_o the_o other_o apt_a to_o vanish_v if_o expose_v to_o the_o open_a air._n to_o which_o i_o shall_v add_v one_o of_o my_o own_o preparation_n which_o do_v not_o shine_v itself_o but_o when_o expose_v to_o the_o air_n the_o effluvia_fw-la mix_v with_o it_o become_v lucid_a which_o therefore_o i_o call_v the_o aerial_a noctiluca_n in_o prepare_v of_o which_o from_o some_o part_n of_o a_o man_n body_n it_o be_v not_o only_o difficult_a to_o hit_v upon_o the_o true_a degree_n of_o heat_n but_o the_o vessel_n in_o which_o it_o be_v raise_v by_o distillation_n be_v not_o able_a to_o hold_v out_o so_o long_o as_o they_o shall_v we_o be_v force_v to_o save_v the_o luciferous_a matter_n by_o small_a parcel_n and_o in_o distinct_a vial_n observation_n make_v on_o the_o liquor_n which_o be_v contain_v in_o the_o second_o vial_n which_o though_o it_o be_v large_a enough_o to_o contain_v two_o ounce_n have_v but_o a_o spoonful_n of_o the_o liquor_n in_o it_o 1._o by_o daylight_n this_o shine_a liquor_n be_v not_o near_o diaphanous_a but_o of_o a_o muddy_a grayish_a colour_n and_o when_o it_o be_v dispose_v to_o shine_v in_o the_o dark_a the_o cavity_n of_o the_o vial_n above_o the_o liquor_n seem_v to_o be_v full_a of_o whitish_a fume_n though_o at_o other_o time_n transparent_a 2._o the_o vial_n when_o close_o stop_v be_v not_o luminous_a in_o the_o dark_a but_o the_o light_n or_o flame_n appear_v as_o
that_o for_o that_o reason_n i_o call_v it_o the_o icy_a noctiluca_n but_o though_o general_o it_o be_v colourless_a and_o transparent_a yet_o some_o small_a piece_n be_v opake_v and_o of_o various_a colour_n compare_v with_o each_o other_o 2._o this_o noctiluca_n be_v heavy_a in_o specie_fw-la than_o water_n and_o though_o consistent_a yet_o not_o so_o hard_a as_o common_a ice_n but_o it_o be_v brittle_a and_o may_v be_v spread_v upon_o a_o solid_a body_n like_o the_o unmelted_a tallow_n of_o a_o candle_n it_o may_v be_v melt_v in_o hot_a liquor_n without_o waste_n but_o in_o the_o air_n a_o great_a part_n of_o it_o will_v be_v consume_v as_o to_o sense_n it_o be_v cold_a but_o be_v of_o such_o a_o texture_n that_o it_o easy_o become_v hot_a upon_o agitation_n 3._o when_o hold_v in_o the_o air_n it_o yield_v a_o vivid_n light_n if_o wet_v over_o and_o when_o first_o expose_v to_o the_o air_n it_o not_o only_o shine_v but_o emit_v store_n of_o effluvia_fw-la as_o long_o as_o it_o be_v keep_v there_o when_o it_o be_v immerse_v in_o water_n it_o cease_v to_o shine_v and_o also_o to_o smoke_v but_o as_o soon_o as_o it_o be_v take_v out_o it_o begin_v afresh_o and_o if_o part_v be_v immerse_v and_o part_n above_o water_n the_o latter_a will_v shine_v vivid_o though_o the_o other_o will_v not_o immerse_v the_o quality_n of_o water_n in_o which_o it_o have_v be_v immerse_v 4._o the_o water_n in_o which_o this_o noctiluca_n have_v be_v sometime_o immerse_v have_v a_o strong_a and_o penetrant_fw-la taste_n like_o a_o mixture_n of_o brine_n and_o spirit_n of_o salt_n and_o relish_v a_o little_a of_o vitriol_n be_v hold_v in_o a_o small_a concave_a vessel_n of_o silver_n over_o light_a coal_n and_o ash_n it_o evaporate_v very_o slow_o and_o will_v not_o shoot_v into_o crystal_n nor_o afford_v a_o dry_a salt_n but_o coagulate_v into_o a_o substance_n like_o a_o jelly_n or_o the_o white_n of_o egg_n which_o will_v be_v easy_o melt_v by_o heat_n when_o keep_v on_o a_o hot_a fire_n it_o will_v first_o boil_v and_o then_o make_v a_o crackle_v noise_n and_o the_o explosion_n will_v be_v accompany_v with_o flash_n of_o fire_n and_o light_n which_o if_o they_o be_v small_a be_v general_o blue_a like_a flame_n of_o sulphur_n but_o more_o vivid_n and_o sometime_o bluer_n but_o the_o great_a flake_n appear_v yellow_a and_o very_a luminous_a and_o these_o phaenomena_n appear_v likewise_o for_o some_o time_n after_o the_o vessel_n be_v take_v off_o when_o this_o matter_n be_v almost_o melt_v by_o heat_n if_o it_o be_v permit_v to_o cool_v it_o acquire_v a_o rosinous_a consistence_n and_o tinge_v the_o flame_n of_o a_o candle_n blue_a by_o the_o fire_n work_v upon_o it_o it_o acquire_v a_o garlic_n smell_v and_o be_v leave_v in_o the_o air_n all_o night_n it_o turn_v to_o a_o liquor_n almost_o as_o strong_a as_o spirit_n of_o salt_n be_v put_v upon_o the_o fire_n again_o it_o will_v afford_v the_o same_o phaenomena_n as_o before_o but_o some_o of_o the_o matter_n which_o before_o break_v out_o in_o flash_n sometime_o rise_v only_o in_o the_o form_n of_o smoke_n of_o a_o rank_a smell_n and_o though_o the_o quantity_n of_o this_o matter_n be_v small_a yet_o it_o afford_v flash_n plentiful_o for_o a_o hour_n not_o what_o liquor_n it_o will_v be_v dissolve_v in_o and_o what_o not_o it_o will_v not_o dissolve_v in_o cold_a water_n though_o the_o water_n will_v be_v thereby_o impregnate_v so_o crocus_n metallorum_fw-la impregnates_fw-la wine_n or_o water_n without_o have_v its_o bulk_n diminish_v it_o ferment_v not_o with_o spirit_n of_o sal-armon_a nor_o do_v it_o lose_v its_o luminous_a virtue_n but_o will_v shine_v when_o expose_v to_o the_o air_n again_o oil_n of_o vitriol_n when_o cold_a will_v not_o dissolve_v it_o but_o when_o hot_a will_v melt_v it_o and_o it_o will_v lie_v at_o the_o bottom_n of_o so_o heavy_a a_o liquor_n aqu._n fortis_fw-la have_v not_o visible_a effect_n on_o it_o nor_o oil_n of_o turpentine_n when_o cold_a but_o the_o latter_a be_v hot_a it_o whole_o vanish_v in_o a_o night_n time_n without_o make_v any_o alteration_n in_o the_o oil_n be_v put_v into_o oil_n of_o clove_n and_o melt_v by_o a_o fire_n when_o it_o be_v cool_v and_o the_o vial_n unstop_v it_o yield_v not_o only_o a_o light_n that_o be_v render_v more_o acceptable_a to_o the_o stander-by_n by_o its_o grateful_a smell_n and_o the_o like_v succeed_v with_o oil_n of_o clove_n in_o which_o liquor_n when_o impregnate_v with_o the_o noctiluca_n it_o be_v observable_a that_o the_o vial_n be_v open_v in_o a_o dark_a place_n it_o will_v yield_v a_o flash_n of_o flame_n very_o vivid_v which_o will_v last_v a_o minute_n and_o sometime_o if_o a_o candle_n be_v in_o the_o room_n the_o shine_a fluid_n will_v appear_v of_o a_o pleasant_a blueish_a colour_n and_o another_o thing_n observable_a be_v that_o the_o light_n will_v vanish_v whilst_o store_n of_o white_a fume_n remain_v upon_o the_o liquor_n as_o if_o the_o light_n chief_o depend_v on_o the_o fine_a and_o pure_a part._n in_o oil_n of_o mace_n it_o do_v not_o appear_v luminous_a nor_o in_o oil_n of_o aniseed_n this_o noctiluca_n continue_v in_o spirit_n of_o wine_n a_o considerable_a time_n undiminish_a 6._o this_o noctiluca_n be_v include_v in_o rectify_v spirit_n of_o wine_n be_v partly_o dissolve_v and_o leave_v some_o earthly_a part_n at_o the_o bottom_n of_o the_o liquor_n but_o do_v not_o discolour_v it_o upon_o unstop_v the_o vial_n no_o light_n appear_v but_o be_v drop_v into_o cold_a water_n the_o drop_n be_v kindle_v by_o it_o but_o those_o flash_n immediate_o disappear_v the_o water_n not_o be_v luminous_a which_o phaenomenon_n lest_o it_o shall_v be_v think_v to_o be_v a_o effect_n of_o antiperistasis_n i_o drop_v the_o impregnated_a spirit_n upon_o hot_a water_n and_o find_v that_o the_o same_o phaenomenon_n succeed_v and_o this_o noctiluca_n diffuse_v its_o virtue_n so_o far_o that_o one_o grain_n impregnate_v a_o thousand_o of_o spirit_n of_o wine_n as_o for_o the_o reason_n why_o these_o flash_n so_o sudden_o disappear_v it_o may_v proceed_v from_o a_o sudden_a dispersion_n of_o the_o particle_n of_o the_o spirit_n through_o the_o water_n and_o the_o avolition_n of_o the_o luciferous_a matter_n so_o camphire_n dissolve_v in_o spirit_n of_o wine_n and_o drop_v upon_o cold_a water_n be_v leave_v upon_o the_o surface_n of_o it_o the_o spirit_n be_v immediate_o disperse_v through_o the_o liquor_n experiment_n discover_v a_o strange_a subtlety_n of_o part_n in_o the_o glacial_n noctiluca_n have_v dissolve_v a_o grain_n of_o our_o noctiluca_n in_o a_o drachm_n of_o spirit_n of_o wine_n and_o add_v gradual_o fifty_o time_n its_o weight_n of_o water_n the_o noctiluca_n render_v the_o whole_a light_n when_o shake_v in_o the_o dark_a so_o that_o one_o grain_n render_v 100000_o time_n its_o weight_n of_o liquor_n luminous_a and_o what_o be_v more_o strange_a be_v that_o not_o only_o the_o steam_n appear_v luminous_a but_o the_o light_n seem_v in_o some_o measure_n diffuse_v through_o the_o whole_a water_n which_o i_o be_o apt_a to_o believe_v proceed_v from_o the_o exhalation_n which_o shine_v through_o that_o diaphanous_a water_n though_o when_o the_o glass_n be_v shake_v the_o whole_a mass_n appear_v luminous_a and_o the_o experiment_n be_v further_o prosecute_v a_o grain_n of_o the_o noctiluca_n dissolve_v in_o alkohol_n of_o wine_n and_o shake_v in_o water_n it_o render_v 400000_o time_n its_o weight_n luminous_a throughout_o and_o at_o another_o trial_n i_o find_v that_o it_o impregnate_v 500000_o time_n its_o weight_n which_o be_v more_o than_o one_o part_n of_o cochineel_n can_v communicate_v its_o colour_n to_o the_o utmost_a be_v 125000_o part_n of_o water_n in_o which_o experiment_n â…›_n of_o the_o noctiluca_n be_v undissolve_v and_o have_v we_o to_o the_o aforementioned_a estimate_n add_v the_o proportion_n of_o the_o illuminate_v ambient_fw-la air_n the_o expansion_n of_o this_o noctiluca_n will_v have_v be_v incomparable_o great_a than_o the_o abovementioned_a number_n denote_v but_o to_o demonstrate_v further_o the_o strange_a subtlety_n of_o our_o noctilucal_n matter_n i_o shall_v add_v that_o three_o grain_n of_o our_o noctiluca_fw-la be_v place_v upon_o a_o flat-bottomed_a glass_n that_o be_v broad_a at_o the_o top_n than_o the_o bottom_n and_o shallow_a that_o the_o matter_n may_v be_v more_o full_o expose_v to_o the_o air_n it_o be_v place_v in_o a_o shelve_v posture_n that_o upon_o its_o resolution_n in_o the_o moist_a air_n it_o may_v present_o run_v down_o and_o not_o hinder_v the_o free_a evaporation_n of_o the_o remain_a matter_n the_o vessel_n be_v thus_o place_v all_o the_o fragment_n about_o ten_o a_o clock_n at_o night_n begin_v to_o shine_v brisk_o and_o continue_v to_o do_v so_o till_o reduce_v to_o very_o small_a part_n so_o
of_o stuff_n be_v choir_n drain_v of_o its_o ore_n and_o lay_v on_o a_o heap_n in_o the_o air_n in_o thirty_o year_n it_o afford_v metal_n again_o and_o the_o same_o gentleman_n tell_v i_o that_o have_v cause_v the_o water_n which_o wash_v the_o earth_n away_o from_o the_o ore_n to_o lay_v down_o that_o earth_n by_o stop_v the_o current_n of_o it_o till_o its_o own_o weight_n make_v it_o subside_o that_o earth_n be_v twelve_o year_n expose_v to_o the_o air_n yield_v a_o good_a quantity_n of_o metal_n and_o relation_n agreeable_a to_o these_o i_o have_v receive_v from_o another_o lead_n of_o the_o growth_n of_o lead_n it_o have_v be_v observe_v that_o lead_v over_o clear_v of_o its_o metal_n and_o lay_v in_o heap_n for_o some_o year_n yield_v metal_n a_o second_o time_n and_o j._n gerhard_n in_o decade_n questionum_fw-la p._n m._n 22._o say_v fessularum_fw-la mons_fw-la in_o hetruria_n florentiae_fw-la civitati_fw-la imminens_fw-la lapides_fw-la plumbarios_fw-la habet_fw-la qui_fw-la si_fw-la excidantur_fw-la brevi_fw-la temporis_fw-la spatio_fw-la novis_fw-la incrementis_fw-la instaurantur_fw-la and_o agricola_n speak_v of_o the_o growth_n of_o mine_n in_o general_a testify_v the_o same_o but_o i_o be_o tell_v that_o this_o happen_v not_o in_o all_o mine_n and_o though_o it_o be_v believe_v that_o the_o reason_n why_o the_o passage_n into_o some_o mine_n grow_v narrow_a be_v to_o be_v attribute_v to_o the_o growth_n of_o the_o metal_n yet_o i_o be_o apt_a to_o believe_v that_o it_o may_v be_v cause_v by_o the_o powerful_a expansion_n of_o some_o freeze_a water_n in_o the_o earth_n that_o encompass_n those_o passage_n and_o whereas_o it_o be_v urge_v as_o a_o argument_n of_o the_o growth_n of_o metal_n that_o lead_n increase_v its_o weight_n by_o be_v expose_v to_o the_o air_n on_o the_o top_n of_o church_n yet_o i_o be_o incline_v to_o believe_v that_o it_o rather_o proceed_v from_o a_o ceruse_n form_v by_o corrosive_a part_n unite_n with_o the_o part_n of_o the_o 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artificial_a spa_n who_o taste_n not_o only_o agree_v with_o that_o of_o the_o natural_a spaw_n but_o it_o will_v like_o tunbridge_n or_o the_o german_a spa_n turn_v a_o tincture_n of_o gaul_n purple_n experiment_n v._n the_o bezoar_a stone_n be_v a_o medicine_n of_o great_a use_n not_o only_o in_o malignant_a fever_n but_o the_o plague_n and_o by_o reason_n of_o its_o dearness_n apt_a to_o be_v counterfeit_v i_o shall_v add_v the_o follow_a way_n of_o distinguish_v betwixt_o good_a and_o bad_a viz._n by_o digest_v about_o fifty_o grain_n fine_o powder_v with_o six_o drachm_n of_o spirit_n of_o nitre_n in_o a_o digestive_a furnace_n for_o after_o they_o have_v be_v mix_v some_o time_n the_o spirit_n begin_v to_o dissolve_v the_o powder_n and_o extract_v a_o red_a tincture_n which_o be_v place_v in_o a_o northward_o window_n about_o eight_o and_o forty_o hour_n shoot_v into_o crystal_n much_o like_o those_o of_o salt-petre_n to_o show_v that_o the_o purge_n or_o astringent_a quality_n 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declension_n of_o the_o distemper_n all_o this_o time_n i_o prescribe_v emulsion_n of_o aqua_fw-la aronis_fw-la card._n bened._n citri_fw-la totius_fw-la &_o syr._n gratorum_fw-la cum_fw-la aceto_n orange_n and_o buttermilk_n posset_n etc._n etc._n i_o avoid_v the_o use_n of_o all_o those_o thing_n that_o quicken_v the_o circulation_n of_o the_o blood_n and_o i_o rather_o prescribe_v blister_v to_o prevent_v than_o cure_v affection_n of_o the_o genus_fw-la nervosum_fw-la because_o the_o matter_n be_v once_o fix_v in_o those_o part_n they_o become_v ineffectual_a a_o design_v chemical_a medicine_n consider_v that_o the_o menstruum_n usual_o employ_v in_o open_v and_o prepare_v the_o body_n of_o steel_n be_v acid_n i_o try_v to_o do_v it_o in_o the_o follow_a method_n have_v dissolve_v fresh_a file_n of_o steel_n in_o a_o warm_a place_n in_o a_o sufficient_a quantity_n of_o spirit_n of_o fermented_a urine_n high_o rectify_v per_n se_fw-la the_o filtrated_a solution_n have_v a_o taste_n different_a from_o all_o other_o chalybeat_a preparation_n and_o be_v set_v in_o a_o cold_a window_n in_o three_o day_n precipitate_v a_o powder_n of_o a_o green_a colour_n yet_o the_o decantated_a liquor_n by_o evaporation_n will_v not_o in_o the_o least_o cristalize_v this_o preparation_n have_v effect_n quite_o different_a from_o those_o preparation_n make_v by_o acid_n and_o be_v much_o more_o agreeable_a to_o some_o person_n a_o design_v chemical_a medicine_n that_o i_o may_v try_v whether_o a_o metalline_a sulphur_n may_v be_v obtain_v from_o steel_n i_o pitch_v upon_o a_o menstruum_fw-la void_a of_o sulphur_n that_o if_o the_o preparation_n shall_v yield_v sulphur_n it_o may_v not_o be_v suspect_v to_o come_v from_o the_o menstruum_fw-la wherefore_o i_o dissolve_a steel_n in_o spirit_n of_o sea-salt_n and_o upon_o evaporation_n obtain_v very_o curious_a cristal_n from_o which_o we_o draw_v by_o distillation_n in_o a_o retort_n a_o good_a quantity_n of_o liquor_n which_o come_v over_o in_o the_o form_n of_o steam_n which_o have_v a_o very_a sulphureous_a smell_n which_o be_v rectify_v and_o mix_v with_o aqua_fw-la fortis_fw-la will_v dissolve_v gold_n and_o give_v it_o the_o colour_n of_o silver_n which_o may_v intimate_v to_o we_o how_o much_o the_o vitriol_n of_o metal_n may_v differ_v according_a to_o the_o difference_n of_o the_o menstruum_n which_o dissolve_v they_o since_o our_o green_a vitriol_n afford_v liquor_n different_a from_o that_o make_v with_o oil_n of_o vitriol_n beside_o which_o it_o may_v be_v worth_a while_n to_o note_n that_o though_o neither_o common_a or_o roman_a vitriol_n will_v dissolve_v in_o spirit_n of_o wine_n which_o be_v inflammable_a yet_o our_o vitriol_n will_v ready_o and_o here_o it_o will_v not_o be_v unnecessary_a to_o hint_n by_o the_o by_o that_o a_o solution_n of_o our_o saline_a vitriol_n may_v not_o improbable_o be_v of_o use_n in_o wound_n be_v a_o very_a powerful_a astringent_a and_o fit_a to_o prevent_v the_o breed_n of_o worm_n in_o wound_n dispose_v to_o abound_v with_o such_o in_o cold_a climate_n but_o what_o we_o chief_o design_v in_o this_o experiment_n and_o what_o be_v most_o to_o be_v take_v notice_n of_o be_v that_o the_o dry_a substance_n raise_v by_o the_o fire_n be_v distinguish_v by_o accident_n into_o three_o kind_n of_o substance_n first_o a_o powder_n which_o when_o expose_v to_o the_o air_n turn_v yellow_a second_o a_o deep_a colour_a substance_n betwixt_o red_a and_o brown_a of_o part_n much_o grosser_n than_o the_o former_a three_o a_o substance_n of_o a_o shine_a red_a who_o part_n be_v very_o fine_a and_o subtle_a the_o caput_fw-la mortuum_n be_v change_v into_o a_o talky_a substance_n consist_v of_o lamelloe_n situate_v and_o connect_v much_o after_o the_o same_o manner_n as_o the_o thick_a plate_n which_o make_v up_o muscovia_n glass_n chap._n vii_o experiment_n and_o observation_n solitary_a experiment_n i._o a_o notable_a comminution_n of_o gold_n into_o powder_n that_o will_v sink_v in_o water_n powder_n a_o comminution_n of_o gold_n into_o powder_n we_o dissolve_v a_o grain_n of_o refine_a gold_n in_o aqua_fw-la regius_fw-la add_v about_o two_o spoonful_n of_o water_n to_o the_o solution_n in_o which_o mixture_n a_o small_a piece_n of_o metal_n be_v suspend_v it_o in_o a_o few_o day_n afford_v a_o deep_a colour_a precipitate_v which_o be_v so_o light_a that_o it_o be_v a_o considerable_a time_n in_o subside_v and_o as_o easy_o raise_v in_o the_o form_n of_o mud_n upon_o a_o agitation_n of_o the_o vessel_n where_o it_o be_v to_o be_v note_v that_o though_o upon_o a_o agitation_n the_o liquor_n at_o the_o first_o seem_v opacous_a yet_o in_o a_o little_a time_n it_o appear_v to_o be_v of_o a_o fine_a purple_a colour_n so_o that_o the_o particle_n of_o gold_n be_v so_o far_o divide_v as_o by_o be_v scatter_v through_o two_o ounce_n of_o water_n to_o give_v a_o tincture_n to_o it_o experiment_n ii_o a_o proof_n of_o the_o metalline_a nature_n of_o granate_n &_o the_o metalline_a nature_n of_o granate_n c._n &_o in_o confirmation_n of_o what_o i_o have_v elsewhere_o deliver_v viz._n that_o the_o virtue_n of_o gem_n depend_v on_o a_o mixture_n of_o metalline_a juice_n with_o the_o particle_n of_o those_o gem_n whilst_o in_o fluid_a form_n i_o shall_v take_v notice_n that_o a_o granate_n of_o a_o dark_a colour_n be_v apply_v to_o a_o loadstone_n it_o so_o strong_o attract_v it_o as_o not_o without_o violence_n to_o be_v separate_v from_o it_o experiment_n iii_o i_o be_o tell_v by_o a_o ingenious_a gentleman_n that_o he_o see_v a_o flat_a saphir_n in_o the_o east-indies_n which_o have_v a_o small_a cavity_n in_o the_o middle_n of_o it_o fill_v with_o a_o fluid_a substance_n which_o be_v not_o so_o apt_a to_o petryfie_v as_o the_o rest_n experiment_n iu._n to_o prove_v that_o fish_n hear_v under_o water_n i_o shall_v here_o lay_v down_o a_o relation_n which_o i_o receive_v from_o a_o ingenious_a gentleman_n who_o in_o a_o garden_n near_o genoa_n observe_v the_o gardener_n to_o assemble_v the_o fish_n in_o the_o pond_n together_o by_o a_o certain_a noise_n which_o he_o make_v experiment_n v._n to_o illustrate_v and_o confirm_v what_o have_v elsewhere_o be_v observe_v concern_v the_o various_a colour_n refract_v by_o the_o minute_n and_o part_n of_o solid_n i_o shall_v here_o note_v that_o a_o globe_n of_o rock-crystal_n be_v saw_v in_o two_o the_o new_a superficies_n refract_v the_o ray_n of_o the_o sun_n so_o as_o to_o exhibit_v colour_n more_o lively_a than_o those_o of_o a_o rainbow_n which_o be_v refract_v this_o way_n or_o that_o as_o the_o superficies_n of_o the_o stone_n be_v different_o situate_v in_o reference_n to_o the_o sunbeam_n and_o the_o like_a phaenomena_n succeed_v the_o like_a trial_n with_o a_o touchstone_n which_o experiment_n may_v confirm_v what_o have_v elsewhere_o be_v deliver_v concern_v colour_n of_o body_n depend_v on_o a_o
blood_n title_n for_o the_o natural_a history_n of_o blood_n i._o of_o the_o colour_n of_o human_a blood_n arterial_a and_o venal_a ii_o of_o the_o taste_n of_o human_n blood_n iii_o of_o the_o odour_n of_o human_a blood_n iv_o of_o the_o heat_n of_o fresh_o emit_v human_a blood_n which_o be_v observe_v to_o be_v much_o violent_a after_o it_o have_v run_v a_o while_n than_o when_o it_o first_o begin_v the_o blood_n that_o come_v out_o of_o the_o vein_n of_o a_o young_a gentlewoman_n fall_v upon_o the_o ball_n of_o a_o thermoscope_n cause_v the_o liquor_n to_o ascend_v above_o a_o inch_n near_o the_o small_a and_o upper_a ball_n of_o the_o glass_n and_o in_o another_o trial_n it_o be_v raise_v almost_o as_o high_a as_o to_o the_o ball_n of_o a_o ordinary_a thermoscope_n but_o be_v hold_v in_o the_o blood_n of_o a_o healthful_a and_o lusty_a man_n the_o heat_n raise_v the_o tinged_a liquor_n a_o good_a way_n into_o the_o upper_a ball_n which_o be_v high_a than_o the_o heat_n of_o the_o air_n in_o the_o dog-day_n usual_o do_v and_o the_o blood_n of_o a_o healthful_a man_n continue_v its_o heat_n so_o lo_o long_a that_o it_o raise_v the_o tinged_a liquor_n three_o or_o four_o finger_n breadth_n when_o it_o be_v coagulate_v v._o of_o the_o inflamability_n and_o some_o other_o quality_n of_o human_a blood_n a_o piece_n of_o human_a blood_n be_v dry_v till_o it_o be_v fit_a to_o be_v powder_v and_o then_o hold_v in_o the_o flame_n of_o a_o candle_n it_o take_v fire_n and_o afford_v a_o flame_n not_o much_o unlike_a that_o which_o cause_v it_o burn_v with_o a_o crackle_n noise_n and_o here_o and_o there_o melt_v and_o if_o it_o be_v lay_v upon_o live_a coal_n and_o now_o and_o then_o blow_v it_o will_v yield_v a_o very_a yellow_a flame_n and_o during_o its_o deflagration_n will_v seem_v to_o fry_v upon_o the_o coal_n and_o in_o a_o great_a measure_n to_o melt_v into_o a_o black_a substance_n almost_o like_o pitch_n and_o some_o of_o the_o powder_n of_o blood_n be_v cast_v into_o the_o flame_n of_o a_o candle_n they_o take_v fire_n in_o their_o passage_n and_o flash_v not_o without_o some_o noise_n as_o if_o they_o have_v be_v rosin_n vi_o of_o the_o aerial_a part_n natural_o mix_v with_o human_a blood_n and_o also_o find_v in_o its_o distinct_a part_n vii_o of_o the_o specific_a gravity_n of_o human_a blood_n entire_a it_o may_v be_v different_a in_o several_a person_n according_a to_o their_o sex_n age_n constitution_n etc._n etc._n as_o also_o in_o the_o same_o person_n according_a to_o the_o time_n of_o the_o year_n the_o day_n or_o as_o it_o be_v take_v out_o at_o a_o less_o or_o great_a distance_n from_o a_o meal_n but_o to_o make_v a_o estimate_n of_o its_o specific_a gravity_n we_o take_v the_o blood_n of_o a_o sound_a man_n and_o put_v it_o into_o a_o oblong_a glass_n and_o when_o it_o be_v settle_v we_o mark_v with_o a_o diamond_n that_o part_n of_o the_o glass_n to_o which_o the_o liquor_n wrought_v and_o then_o weigh_v the_o glass_n and_o the_o blood_n contain_v in_o a_o very_a tender_a balance_n we_o pour_v out_o the_o blood_n and_o have_v wash_v the_o vessel_n we_o fill_v it_o up_o to_o the_o same_o mark_n and_o then_o weigh_v it_o in_o the_o same_o balance_n and_o then_o weigh_v the_o glass_n and_o deduct_v that_o from_o the_o weight_n of_o the_o glass_n and_o the_o two_o liquor_n the_o water_n weigh_v nine_o ounce_n six_o dram_fw-la and_o fifty_o grain_n and_o the_o blood_n equal_a to_o it_o in_o bulk_n weigh_v ten_o ounce_n two_o dram_fw-la and_o four_o grain_n so_o that_o the_o blood_n be_v three_o dram_fw-la and_o fourteen_o grain_n heavy_a it_o be_v about_o â—_o 2d_o part_n heavy_a than_o water_n viii_o of_o the_o specific_a gravity_n of_o the_o fibrous_a and_o red_a part_n and_o of_o the_o serous_a part_n of_o the_o blood_n ix_o of_o the_o consistence_n of_o entire_a human_n blood_n x._o of_o the_o disposition_n of_o human_a blood_n to_o concretion_n and_o the_o time_n wherein_o it_o be_v perform_v xi_o of_o the_o liquor_n and_o salt_n that_o coagulate_v human_a blood_n clot_a blood_n be_v keep_v some_o hour_n in_o spirit_n of_o wine_n which_o be_v a_o menstruum_fw-la fit_a to_o dissolve_v some_o body_n it_o be_v take_v out_o as_o hard_a as_o if_o it_o have_v be_v dry_v by_o the_o fire_n xii_o of_o the_o liquor_n and_o salt_n that_o obstruct_v or_o dissolve_v its_o coagulation_n xiii_o of_o the_o liquor_n etc._n etc._n that_o preserve_v human_a blood_n fourteen_o of_o the_o mixture_n that_o human_a blood_n may_v receive_v from_o aliment_n xv._o of_o the_o spontaneous_a or_o natural_a analysis_n of_o human_a blood_n into_o a_o serous_a and_o a_o fibrous_a part._n xvi_o of_o the_o respective_a quantity_n of_o the_o serous_a and_o fibrous_a part_n of_o human_n blood_n xvii_o of_o the_o difference_n betwixt_o the_o serous_a and_o the_o red_a part_n of_o human_n blood_n xviii_o of_o the_o artificial_a or_o chemical_a analysis_n of_o human_a blood_n and_o first_o of_o its_o spirit_n xix_o of_o the_o volatile_a salt_n of_o human_a blood_n and_o of_o its_o figure_n this_o salt_n be_v so_o fusible_a that_o one_o part_n of_o it_o may_v be_v bring_v to_o boil_v whilst_o the_o other_o fly_v way_n and_o this_o observation_n will_v hold_v in_o most_o volatile_a salt_n and_o though_o this_o salt_n when_o sublimed_a look_v white_a and_o clean_a and_o a_o very_a homogeneous_a substance_n yet_o i_o be_o apt_a to_o think_v that_o it_o be_v make_v up_o of_o part_n of_o matter_n of_o size_n and_o shape_n different_a enough_o for_o have_v weigh_v some_o grain_n of_o resublimed_n salt_n of_o human_a blood_n that_o seem_v pure_a its_o smell_n be_v very_o strong_a and_o diffusive_a so_o that_o one_o will_v have_v expect_v it_o to_o fly_v away_o in_o a_o little_a time_n but_o we_o observe_v that_o it_o be_v very_o little_o diminish_v in_o seven_o or_o eight_o day_n time_n yet_o what_o remain_v have_v lose_v its_o odour_n but_o retain_v a_o saline_a taste_n and_o be_v put_v upon_o a_o solution_n of_o sublimate_n in_o common_a water_n turn_v it_o white_a so_o that_o its_o diffusive_a and_o penetrant_fw-la humour_n seem_v to_o depend_v on_o some_o more_o volatile_a part_n of_o the_o blood_n but_o it_o may_v be_v a_o question_n to_o be_v solve_v by_o further_a experience_n whether_o the_o fixedness_n of_o this_o salt_n may_v not_o proceed_v from_o the_o coalition_n of_o a_o acid_n salt_n in_o the_o air._n a_o dram_n of_o volatile_a salt_n of_o human_a blood_n sublime_v in_o a_o lamp-furnace_n be_v put_v into_o common_a water_n and_o when_o a_o thermoscope_n be_v bring_v to_o its_o right_a temper_n be_v immerse_v in_o this_o mixture_n the_o tinged_a spirit_n of_o wine_n manifest_o subside_v about_o 2_o 10_o part_n of_o a_o inch_n though_o a_o considerable_a part_n of_o the_o salt_n lie_v undissolved_a in_o the_o bottom_n of_o the_o water_n and_o when_o the_o liquor_n will_v descend_v no_o further_o we_o add_v to_o the_o solution_n strong_a spirit_n of_o nitre_n till_o it_o will_v no_o long_o make_v a_o manifest_a conflict_n with_o the_o salt_n and_o then_o we_o observe_v that_o whilst_o the_o conflict_n last_v the_o spirit_n of_o wine_n rise_v above_o three_o inch_n and_o a_o half_o high_a than_o the_o station_n it_o stand_v at_o before_o the_o figure_n of_o this_o salt_n may_v be_v either_o consider_v in_o reference_n to_o single_a grain_n or_o a_o aggregate_v of_o they_o when_o they_o be_v raise_v and_o sublime_v to_o the_o top_n of_o the_o glass_n the_o latter_a of_o which_o may_v be_v best_a observe_v when_o they_o fasten_v themselves_o to_o the_o inside_n of_o the_o glass_n that_o be_v set_v to_o receive_v they_o for_o in_o the_o begin_n of_o the_o operation_n one_o may_v observe_v the_o little_a saline_a concretion_n to_o lie_v in_o row_n sometime_o straight_o enough_o and_o sometime_o more_o or_o less_o crooked_a with_o different_a cohering_n and_o interfering_n so_o that_o they_o sometime_o represent_v either_o tree_n or_o their_o branch_n or_o hartshorn_n etc._n etc._n which_o be_v casual_a figuration_n depend_v on_o several_a accidental_a cause_n and_o circumstance_n as_o the_o degree_n of_o fire_n make_v use_v of_o to_o sublime_a the_o salt_n the_o quantity_n of_o the_o ascend_a matter_n in_o reference_n to_o the_o capacity_n of_o the_o vessel_n that_o receive_v it_o and_o the_o like_a diversity_n of_o configuration_n i_o have_v observe_v among_o the_o salt_n of_o other_o volatile_a salt_n as_o well_o as_o those_o of_o human_a blood_n and_o as_o for_o the_o single_a grain_n of_o the_o salt_n of_o human_a blood_n i_o discover_v a_o good_a many_o of_o they_o to_o be_v fine_o shape_v but_o whether_o they_o be_v accidental_a or_o not_o experience_n must_v determine_v but_o these_o figure_n be_v
only_o observe_v in_o the_o sublimate_n of_o the_o first_o distillation_n for_o those_o obtain_v by_o rectify_v the_o salt_n and_o distil_v it_o again_o be_v of_o a_o considerable_a bigness_n and_o solidity_n though_o different_o shape_v some_o of_o they_o be_v cube_n other_o parallelopipeds_o other_o octoedrons_n be_v almost_o like_o grain_n of_o allom_n but_o most_o of_o they_o pretty_o shape_v be_v comprehend_v by_o planes_n smooth_a fine_o figure_v and_o apt_o terminate_n in_o solid_a angle_n as_o if_o the_o concretion_n have_v be_v cut_v and_o polish_a another_o way_n i_o take_v to_o discover_v the_o figure_n of_o the_o salt_n of_o the_o blood_n be_v to_o rectify_v the_o spirit_n so_o that_o it_o may_v be_v full_o satiate_v with_o the_o salt_n whilst_o the_o liquor_n continue_v warm_a for_o when_o it_o be_v refrigerated_a a_o number_n of_o saline_a concretion_n of_o different_a size_n several_a of_o which_o shoot_v into_o very_o smooth_a crystalline_a plate_n pretty_o figure_v have_v their_o broad_a and_o parallel_a surface_n of_o a_o hexagonal_a or_o a_o octogonal_a figure_n regular_a enough_o a_o drachm_n of_o dry_a volatile_a salt_n of_o blood_n be_v dissolve_v in_o some_o distil_a water_n we_o drop_v into_o it_o good_a spirit_n of_o nitre_n till_o the_o two_o liquor_n will_v no_o long_o manifest_o act_v one_o upon_o another_o and_o when_o the_o conflict_n cease_v we_o slow_o evaporate_v the_o superfivous_a moisture_n which_o steam_v almost_o all_o away_o before_o the_o saline_a part_n will_v coagulate_v at_o length_n it_o become_v dry_a and_o the_o middlemost_a part_n appear_v in_o the_o form_n of_o thin_a crystal_n not_o unlike_o those_o of_o salt_n petre_n but_o the_o rest_n which_o be_v by_o much_o the_o great_a part_n of_o the_o concretion_n seem_v to_o be_v a_o confuse_a mass_n without_o any_o distinct_a figure_n and_o this_o mass_n weigh_v but_o twelve_o grain_n above_o a_o drachm_n so_o that_o volatile_a salt_n of_o blood_n may_v be_v satiate_v with_o a_o five_o part_n of_o its_o weight_n of_o the_o saline_a part_n of_o spirit_n of_o nitre_n this_o salt_n expose_v to_o the_o open_a air_n in_o a_o window_n be_v very_o apt_a to_o run_v per_fw-la deliquium_fw-la and_o a_o little_a of_o it_o be_v put_v upon_o a_o live_a coal_n it_o melt_v and_o seem_v to_o boil_v and_o towards_o the_o end_n make_v a_o noise_n and_o afford_v a_o flame_n yellow_a than_o that_o of_o common_a nitre_n xx._n of_o the_o phlegm_n of_o distil_a human_n blood_n xxi_o of_o the_o two_o oil_n of_o human_a blood_n by_o distillation_n in_o a_o retort_n it_o afford_v a_o empyreumatical_a and_o a_o very_a fetid_v oil_n who_o colour_n be_v almost_o black_a which_o seem_v to_o be_v occasion_v by_o the_o increase_n and_o opacous_a redness_n of_o the_o liquor_n since_o some_o of_o it_o be_v spread_v thin_a upon_o glass_n and_o hold_v against_o the_o light_n appear_v yellow_a or_o of_o a_o red_a colour_n as_o they_o lie_v thick_a or_o thin_a upon_o it_o but_o when_o it_o be_v well_o dry_v before_o commit_v to_o distillation_n it_o yield_v a_o great_a quantity_n of_o oil_n so_o that_o once_o out_o of_o a_o pound_n of_o not_o over-dryed_n blood_n we_o obtain_v a_o ounce_n and_o a_o half_a of_o oil_n and_o from_o another_o we_o have_v a_o much_o great_a quantity_n of_o oil_n and_o have_v once_o prepare_v blood_n by_o a_o convenient_a digestion_n and_o rectify_v very_o careful_o the_o distil_a liquor_n that_o come_v over_o with_o the_o flame_n of_o a_o lamp_n i_o obtain_v among_o other_o thing_n two_o oil_n of_o very_a different_a colour_n the_o one_o be_v of_o a_o pale_a amber_n or_o yellow_a colour_n and_o the_o other_o of_o a_o deep_a red_a and_o though_o these_o oil_n be_v both_o of_o they_o afford_v by_o the_o same_o blood_n and_o be_v clear_a and_o pure_a enough_o yet_o they_o will_v swim_v in_o distinct_a mass_n one_o over_o another_o and_o if_o mix_v by_o shake_v will_v again_o separate_v like_o oil_n and_o water_n whether_o the_o difference_n in_o specific_a gravity_n betwixt_o these_o two_o oil_n keep_v they_o from_o mix_v permanent_o as_o well_o as_o it_o keep_v they_o distinct_a before_o they_o be_v mix_v or_o whether_o the_o seem_a incongruity_n proceed_v from_o the_o texture_n of_o these_o liquor_n i_o shall_v not_o now_o stay_v to_o dispute_v to_o show_v that_o the_o oil_n of_o human_a blood_n contain_v several_a saline_a particle_n capable_a of_o be_v separate_v from_o it_o we_o put_v a_o parcel_n of_o unrectify_v oil_n to_o a_o convenient_a quantity_n of_o distil_a water_n and_o have_v mix_v they_o sufficient_o by_o agitation_n so_o that_o the_o water_n may_v rob_v the_o oil_n of_o its_o separate_a saline_a particle_n the_o event_n be_v that_o after_o the_o liquor_n be_v well_o settle_v the_o water_n be_v find_v to_o be_v impregnate_v with_o saline_a particle_n that_o it_o obtain_v by_o dissilution_n from_o the_o oil_n so_o that_o it_o acquire_v a_o moderate_o brisk_a taste_n and_o will_v ready_o turn_v syrup_n of_o violet_n green_a and_o precipitate_v a_o white_a powder_n out_o of_o a_o solution_n of_o sublimate_n but_o whether_o the_o like_a will_v succeed_v with_o other_o empyreumatical_a oil_n or_o not_o draw_v from_o body_n belong_v to_o the_o animal_n kingdom_n i_o shall_v leave_v other_o to_o determine_v have_v put_v some_o unrectify_v oil_n of_o human_a blood_n into_o a_o concave_a piece_n of_o glass_n and_o then_o drop_v as_o much_o oil_n of_o vitriol_n into_o it_o as_o may_v amount_v to_o a_o three_o or_o four_o part_n of_o the_o fetid_v oil_n we_o stir_v they_o together_o with_o a_o slender_a piece_n of_o solid_a glass_n upon_o which_o the_o mixture_n emit_v store_n of_o whitish_a fume_n or_o smoke_n and_o acquire_v a_o considerable_a degree_n of_o heat_n so_o that_o though_o it_o amount_v to_o not_o much_o more_o than_o a_o spoonful_n yet_o i_o be_v not_o able_a to_o hold_v my_o finger_n under_o that_o part_n of_o the_o glass_n that_o contain_v the_o liquor_n have_v take_v some_o empyreumatical_a oil_n of_o human_a blood_n unrectify_v though_o it_o be_v dark_a and_o gross_a and_o muddy_a yet_o it_o will_v easy_o in_o the_o cold_a dissolve_v in_o rectify_a urinous_a spirit_n to_o which_o it_o give_v a_o red_a colour_n deep_a enough_o xxii_o of_o the_o fix_a salt_n of_o human_n blood_n to_o obtain_v but_o one_o ounce_n of_o it_o there_o be_v requisite_a to_o employ_v a_o considerable_a quantity_n of_o blood_n and_o due_o prepare_v by_o a_o very_a obstinate_a fire_n for_o the_o caput_fw-la mortuum_n be_v keep_v three_o or_o four_o hour_n in_o the_o fire_n it_o will_v yield_v no_o fix_a salt_n at_o all_o but_o have_v by_o a_o obstinate_a calcination_n obtain_v three_o or_o four_o drachm_n of_o this_o salt_n i_o find_v that_o it_o be_v of_o the_o nature_n of_o common_a or_o sea-salt_n though_o a_o little_a different_a for_o it_o taste_v like_o it_o and_o a_o strong_a solution_n do_v not_o ready_o turn_v syrup_n of_o violet_n green_a nor_o precipitate_v a_o brick_n colour_n or_o brownish_a yellow_a no_o more_o than_o a_o white_a powder_n out_o of_o a_o solution_n of_o sublimate_n nor_o do_v the_o spirit_n of_o salt_n dissolve_v it_o as_o a_o alkaly_n and_o have_v put_v a_o little_a oil_n of_o vitriol_n upon_o our_o dry_a salt_n it_o immediate_o as_o it_o several_a time_n do_v upon_o common_a salt_n corrode_v it_o with_o great_a violence_n and_o with_o much_o foam_n and_o smoke_n we_o also_o drop_v a_o little_a of_o it_o dissolve_v in_o water_n upon_o a_o solution_n of_o silver_n make_v in_o aqua_fw-la fortis_fw-la upon_o which_o a_o white_a powder_n be_v immediate_o precipitate_v and_o have_v put_v some_o leaf-gold_n upon_o aqua_fw-la fortis_fw-la which_o will_v not_o work_v upon_o it_o whilst_o it_o be_v swim_v there_o without_o be_v so_o much_o as_o discolour_a i_o put_v a_o little_a of_o our_o powder_a salt_n into_o it_o which_o be_v thereby_o turn_v into_o a_o kind_n of_o liquor_n do_v without_o the_o assistance_n of_o heat_n present_o dissolve_v it_o xxiii_o of_o the_o terra_fw-la damnata_fw-la of_o human_n blood_n from_o twenty_o four_o ounce_n of_o dry_a blood_n we_o get_v after_o two_o day_n calcination_n but_o two_o drachm_n and_o nine_o grain_n of_o earth_n which_o probable_o be_v not_o pure_a earth_n since_o it_o have_v a_o red_a colour_n like_o that_o of_o colchotar_n of_o vitriol_n xxiv_o of_o the_o proportion_n of_o the_o differ_a substance_n chemical_o obtain_v from_o human_n blood_n they_o be_v scarce_o to_o be_v determine_v not_o only_o because_o of_o the_o sometime_o great_a disparity_n as_o to_o proportion_n that_o may_v be_v meet_v with_o of_o the_o fibrous_a part_n to_o the_o serum_n in_o the_o blood_n of_o several_a person_n but_o of_o the_o same_o according_a to_o different_a circumstance_n and_o also_o because_o it_o be_v hard_o to_o
bright_a copper_n within_o about_o half_a a_o minute_n of_o a_o hour_n the_o verge_n of_o the_o moisten_a part_n of_o the_o surface_n appear_v blueish_a and_o in_o a_o little_a time_n after_o the_o rest_n of_o the_o wetted_a part_n acquire_v a_o fine_a azure_a have_v pour_v spirit_n of_o blood_n upon_o file_n of_o zinke_n or_o spiltre_n it_o present_o begin_v to_o work_v manifest_o in_o the_o cold_a and_o when_o assist_v by_o a_o little_a heat_n it_o dissolve_v the_o zinke_n brisk_o and_o not_o without_o produce_v store_n of_o bubble_n be_v also_o a_o little_a discolour_a by_o the_o operation_n of_o this_o experiment_n have_v put_v a_o piece_n of_o clot_a blood_n which_o have_v be_v expose_v to_o the_o air_n into_o a_o slender_a vial_n of_o clear_a glass_n and_o then_o pour_v on_o a_o little_a rectify_a spirit_n of_o human_a blood_n and_o shake_v the_o glass_n a_o little_a the_o blackness_n of_o the_o superficial_a part_n of_o the_o blood_n present_o disappear_v and_o become_v a_o florid_n scarlet_n and_o the_o liquor_n be_v tinge_v with_o a_o fair_a red_n and_o from_o a_o succession_n of_o bubble_n pass_v from_o time_n to_o time_n out_o of_o the_o cold_a into_o it_o seem_v to_o work_v somewhat_o like_o a_o menstruum_fw-la but_o in_o a_o little_a time_n after_o the_o blood_n be_v degenerate_v from_o its_o former_a colour_n to_o a_o little_a more_o dark_a one_o but_o another_o clot_n of_o blood_n one_o side_n of_o which_o be_v red_a and_o the_o other_o black_a be_v put_v into_o the_o vial_n and_o spirit_n of_o blood_n pour_v upon_o it_o the_o red_a side_n have_v its_o colour_n improve_v but_o the_o other_o continue_v black_a and_o dirty_a and_o i_o once_o preserve_v twelve_o drachm_n of_o blood_n in_o two_o of_o the_o spirit_n of_o blood_n and_o find_v that_o twelve_o month_n after_o it_o remain_v fair_a and_o florid_n and_o little_o less_o than_o total_o fluid_a and_o when_o the_o vessel_n be_v open_v there_o appear_v little_a sign_n of_o putrefaction_n but_o only_o a_o small_a clot_n be_v fasten_v to_o the_o bottom_n the_o rest_n pass_v ready_o through_o a_o strainer_n so_o that_o the_o spirit_n seem_v to_o have_v a_o great_a embalm_v virtue_n since_o it_o be_v able_a to_o preserve_v six_o time_n its_o weight_n of_o a_o body_n so_o apt_a to_o putrefy_v but_o to_o what_o have_v be_v observe_v i_o shall_v add_v that_o have_v comit_v the_o mixture_n to_o distillation_n the_o first_o liquor_n be_v a_o kind_n of_o phlegm_n which_o be_v succeed_v by_o a_o spirituous_a liquor_n and_o volatile_a salt_n in_o a_o dry_a form_n have_v pour_v some_o of_o our_o spirit_n upon_o file_n of_o iron_n where_o they_o be_v not_o in_o the_o least_o rusty_a and_o keep_v they_o together_o a_o while_n in_o digestion_n we_o find_v as_o we_o expect_v that_o that_o liquor_n by_o work_v upon_o they_o have_v produce_v a_o light_a substance_n something_o pale_a than_o a_o crocus_n and_o there_o appear_v likewise_o in_o the_o liquor_n good_a store_n of_o thin_a plate_n which_o after_o a_o gentle_a agitation_n be_v hold_v against_o the_o sunbeam_n exhibit_v the_o colour_n of_o the_o rainbow_n very_o vivid_o but_o the_o taste_n of_o the_o liquor_n appear_v not_o at_o all_o martial_a title_n ix_o of_o the_o tincture_n that_o may_v be_v draw_v with_o spirit_n of_o human_n blood_n spirit_n of_o blood_n be_v put_v upon_o saffron_n present_o acquire_v a_o yellow_a colour_n and_o from_o tu_fw-la merick_a a_o tincture_n like_o a_o solution_n of_o gold_n which_o may_v doubtless_o prove_v a_o good_a medicine_n in_o the_o jaundice_n and_o some_o of_o this_o spirit_n be_v put_v upon_o powder_n of_o blood_n it_o present_o extract_v from_o it_o a_o colour_n as_o red_a as_o that_o of_o french_a claret_n but_o when_o i_o make_v use_v of_o another_o parcel_n of_o spirit_n well_o rectify_v i_o find_v that_o it_o extract_v not_o a_o tincture_n so_o soon_o and_o after_o several_a hour_n the_o colour_n it_o obtain_v be_v brown_a which_o in_o some_o hour_n after_o be_v heighten_v into_o redness_n and_o in_o a_o long_a time_n it_o become_v almost_o as_o red_a as_o the_o former_a tincture_n to_o show_v that_o spirit_n of_o human_a blood_n may_v extract_v tincture_n out_o of_o the_o hard_a body_n we_o put_v file_n with_o it_o into_o a_o small_a egg_n and_o keep_v they_o all_o night_n in_o digestion_n in_o a_o moderate_a heat_n and_o the_o next_o day_n we_o find_v the_o liquor_n tinge_v with_o a_o deep_a brownish_a red_a and_o those_o file_n which_o stick_v to_o the_o side_n of_o the_o vessel_n and_o be_v above_o the_o liquor_n be_v turn_v by_o the_o exhalation_n of_o this_o spirit_n into_o a_o yellow_a crocus_n but_o the_o mixture_n be_v keep_v some_o day_n long_o in_o the_o same_o vessel_n the_o colour_n of_o it_o be_v grow_v opacous_a and_o appear_v to_o be_v black_a when_o it_o be_v look_v upon_o in_o a_o considerable_a bulk_n but_o it_o seem_v of_o another_o colour_n when_o look_v upon_o as_o it_o be_v spread_v thin_a upon_o white_a paper_n some_o of_o this_o tincture_n be_v pour_v upon_o a_o infusion_n of_o gall_n it_o will_v not_o make_v it_o of_o a_o inky_a colour_n nor_o be_v the_o precipitate_a which_o present_o fall_v to_o the_o bottom_n of_o a_o inky_a colour_n from_o which_o experiment_n it_o appear_v that_o it_o be_v unsafe_a either_o to_o suppose_v that_o if_o chalybeates_n be_v dissolve_v in_o the_o body_n it_o must_v be_v by_o some_o acid_n juice_n or_o to_o conclude_v that_o if_o steel_v be_v dissolve_v by_o the_o liquor_n of_o our_o body_n they_o must_v be_v ex_fw-la predominio_fw-la alkalizate_fw-la since_o a_o liquor_n that_o be_v very_o different_a from_o acid_n dissolve_v it_o but_o without_o touch_v further_o upon_o this_o account_n i_o shall_v rather_o commend_v it_o to_o the_o consideration_n of_o physician_n to_o pitch_v upon_o some_o other_o method_n of_o explicate_v the_o effect_n of_o chalybeates_n upon_o human_a body_n and_o whether_o martial_a medicine_n may_v not_o be_v make_v use_n of_o which_o be_v prepare_v by_o volatite_n alkaly_n instead_o of_o acid_n spirit_n of_o human_a blood_n be_v keep_v in_o digestion_n with_o powder_n of_o amber_n it_o extract_v no_o considerable_a tincture_n but_o whether_o the_o fault_n be_v in_o the_o fineness_n of_o the_o amber_n or_o the_o weakness_n of_o the_o spirit_n i_o shall_v leave_v undetermined_a some_o spirit_n of_o human_a blood_n be_v put_v upon_o some_o of_o that_o gum_n call_v seed-lac_n soon_o become_v tinge_v which_o i_o suppose_v to_o proceed_v from_o a_o superficial_a colour_n of_o some_o part_n of_o the_o gum_n proceed_v from_o some_o adhere_a blood_n of_o the_o little_a wing_a infect_v who_o by_o their_o bite_n occasion_v this_o gum_n upon_o the_o twig_n of_o the_o tree_n where_o it_o be_v find_v so_o that_o the_o colour_n seem_v not_o to_o be_v give_v by_o the_o gum_n but_o the_o blood_n of_o those_o animal_n and_o may_v probable_o be_v a_o good_a solvent_a medicine_n since_o most_o of_o the_o infect_v use_v in_o physic_n consist_v of_o part_n very_o subtle_a and_o penetrate_a and_o of_o considerable_a efficacy_n title_n x._o of_o the_o coagulate_a power_n of_o the_o spirit_n of_o human_n blood_n high_o rectify_v spirit_n of_o human_a blood_n be_v well_o mingle_v by_o shake_v it_o with_o a_o convenient_a quantity_n of_o urinous_a spirit_n there_o will_v present_o ensue_v a_o coagulation_n or_o a_o concretion_n of_o part_n either_o of_o the_o whole_a mixture_n or_o a_o portion_n of_o it_o into_o corpuscle_n of_o a_o saline_n form_n which_o cohere_v loose_o together_o make_v up_o a_o mass_n of_o a_o fluid_a and_o consistent_a soft_a temper_n in_o which_o form_n it_o will_v continue_v in_o a_o cool_a place_n several_a month_n title_n xi_o of_o the_o precipitate_v power_n of_o spirit_n of_o human_n blood_n it_o have_v a_o power_n of_o precipitate_v as_o other_o volatile_a spirit_n most_o body_n dissolve_v in_o acid_n menstruum_n i_o say_v most_o because_o there_o be_v no_o need_n this_o rule_n shall_v be_v general_a or_o hold_v when_o the_o body_n be_v of_o such_o a_o nature_n that_o it_o may_v be_v as_o well_o dissolve_v by_o a_o acid_n as_o a_o alkaly_n and_o that_o there_o be_v such_o body_n appear_v since_o spirit_n of_o human_a blood_n will_v dissolve_v both_o copper_n and_o zink_n which_o may_v be_v likewise_o dissolve_v by_o aqua_fw-la fortis_fw-la and_o other_o acid_n menstruum_n but_o that_o this_o spirit_n will_v precipitate_v other_o body_n dissolve_v in_o acid_n menstruum_n i_o be_o convince_v by_o several_a trial_n make_v on_o red_a lead_n dissolve_v in_o vinegar_n silver_n in_o aqua_fw-la fortis_fw-la gold_n in_o aqua_fw-la regius_fw-la and_o tin_n dissolve_v in_o a_o appropriate_v menstruum_fw-la and_o several_a other_o body_n and_o out_o of_o a_o solution_n of_o common_a salt_n make_v in_o water_n
long_o apt_a to_o think_v that_o the_o same_o peccant_a matter_n may_v produce_v several_a distemper_n as_o its_o effect_n be_v diversify_v partly_o by_o its_o great_a or_o lesser_a quantity_n as_o well_o as_o more_o or_o less_o active_a quality_n and_o partly_o by_o the_o particular_a nature_n or_o structure_n and_o situation_n of_o the_o part_n that_o it_o invade_v which_o seem_v to_o be_v favour_v by_o the_o frequent_a metastasis_n of_o morbific_a matter_n in_o several_a distemper_n since_o the_o same_o acid_n or_o sharp_a humour_n sometime_o occasion_v a_o colic_n sometime_o after_o that_o a_o palsy_n at_o other_o time_n a_o cough_n a_o flux_n of_o the_o belly_n a_o opthalmia_fw-la a_o violent_a headache_n convulsion_n etc._n etc._n as_o the_o peccant_a humour_n fall_v upon_o this_o or_o that_o part_n upon_o which_o account_n one_o or_o two_o medicine_n may_v be_v able_a to_o cure_v several_a distemper_n especial_o if_o endue_v with_o any_o variety_n of_o active_a virtue_n and_o upon_o these_o ground_n i_o be_o incline_v to_o believe_v that_o the_o spirit_n of_o human_a blood_n may_v be_v a_o good_a remedy_n in_o several_a internal_a affection_n of_o the_o body_n and_o indeed_o volatile_a alkaly_n in_o general_n have_v be_v so_o prosperous_o make_v use_n of_o in_o physic_n since_o the_o year_n 1656_o as_o to_o invite_v several_a physician_n to_o employ_v they_o instead_o of_o other_o medicine_n which_o clog_n and_o weaken_v the_o patient_n and_o want_v several_a advantageous_a quality_n which_o may_v be_v find_v in_o volatile_a alkaly_n and_o indeed_o spirit_n of_o human_a blood_n mortify_v acid_n salt_n which_o occasion_n several_a disease_n it_o be_v likewise_o a_o great_a resolvent_fw-la and_o fit_a to_o open_a obstruction_n which_o produce_v not_o a_o few_o disease_n it_o be_v also_o diaphoretic_n and_o diuretic_n and_o able_a to_o discharge_v several_a noxious_a salt_n and_o to_o expel_v several_a malignant_a and_o contagious_a particle_n of_o matter_n it_o resist_v putrefaction_n and_o coagulation_n and_o give_v a_o briskness_n and_o spirituousness_n to_o the_o blood_n which_o promote_v free_a circulation_n upon_o which_o account_n it_o be_v a_o good_a cordial_n and_o a_o antidote_n against_o some_o poison_n it_o be_v very_o friendly_a to_o the_o genus_fw-la nervosum_fw-la and_o to_o cure_v its_o distemper_n and_o balsamic_a in_o some_o sort_n of_o asthams_n it_o neither_o cause_v great_a evacuation_n nor_o do_v it_o clog_v the_o stomach_n or_o be_v disadvantageous_a in_o any_o manifest_a quality_n and_o it_o may_v likewise_o be_v very_o good_a in_o such_o case_n as_o spirit_n of_o salarmoniack_a have_v be_v find_v successful_a in_o helmont_n commend_v it_o in_o epilepsy_n which_o he_o say_v it_o will_v cure_v in_o adult_n person_n and_o i_o have_v know_v it_o cure_v a_o inveterate_a consumptive_a cough_n and_o a_o very_a bad_a headache_n which_o have_v a_o long_a time_n baffle_v very_o eminent_a physician_n but_o beside_o the_o virtue_n it_o have_v when_o simple_o use_v its_o virtue_n may_v be_v ennoble_v and_o diversify_v by_o a_o long_a digestion_n or_o frequent_a cohobation_n of_o the_o spirit_n with_o the_o oil_n salt_n or_o phlegm_n of_o the_o same_o concrete_a or_o by_o unite_n it_o with_o acid_n as_o spirit_n of_o nitre_n or_o vinegar_n verdigrease_n oil_n of_o vitriol_n etc._n etc._n either_o use_v in_o a_o liquid_a form_n or_o when_o reduce_v by_o evaporation_n into_o crystal_n or_o the_o virtue_n of_o it_o may_v be_v ennoble_v by_o unite_n our_o spirit_n with_o metalline_a solution_n as_o of_o gold_n silver_n or_o mercury_n and_o with_o solution_n of_o minium_n make_v with_o spirit_n of_o vinegar_n by_o a_o mixture_n of_o which_o liquor_n and_o a_o slow_a evaporation_n of_o they_o i_o have_v obtain_v fine_o shape_v crystal_n or_o again_o either_o by_o unite_n with_o it_o sulphur_n open_v with_o salt_n of_o tartar_n or_o by_o dissolve_v in_o it_o metalline_a body_n as_o copper_n zinke_n and_o iron_n or_o by_o add_v about_o a_o double_a weight_n of_o alcohol_n of_o wine_n for_o these_o liquor_n be_v shake_v together_o will_v in_o a_o very_a great_a measure_n coagulate_v into_o a_o salt_n which_o will_v retain_v a_o considerable_a degree_n of_o quickness_n and_o penetrancy_n and_o why_o such_o salt_n as_o these_o shall_v not_o be_v efficacious_a i_o see_v no_o reason_n since_o such_o a_o kind_n of_o a_o mixture_n though_o make_v with_o another_o urinous_a spirit_n have_v have_v extraordinary_a effect_n in_o fever_n nor_o be_v the_o liquor_n this_o salt_n leave_v behind_o useless_a in_o medicine_n when_o well_o dephlegm_v but_o this_o spirit_n may_v be_v render_v still_o more_o commodious_a if_o impregnate_v with_o essential_a oil_n and_o by_o that_o mean_v several_a oily_a volatile_a salt_n may_v be_v produce_v which_o may_v be_v useful_a in_o peculiar_a distemper_n as_o those_o oil_n respect_v this_o or_o that_o part_n in_o their_o medicinal_a virtue_n chap._n x._o a_o appendix_n to_o the_o memoirs_fw-fr for_o the_o natural_a history_n of_o human_a blood_n contain_v first_o particular_n referable_a to_o the_o second_o part_n of_o the_o forego_n history_n experiment_n i._n have_v cause_v twelve_o ounce_n of_o dry_a blood_n to_o be_v careful_o distil_v the_o substance_n obtain_v from_o it_o be_v of_o volatile_a salt_n and_o spirit_n together_o five_o ounce_n the_o liquor_n pour_v off_o from_o the_o wet_a salt_n be_v thirteen_o drachm_n fifty_o four_o grain_n so_o that_o the_o salt_n be_v three_o ounce_n two_o drachm_n and_o six_o grain_n of_o fetid_v oil_n there_o be_v two_o ounce_n of_o caput_n mortuum_n four_o ounce_n and_o two_o drachm_n so_o that_o about_o six_o drachm_n of_o the_o whole_a be_v consume_v in_o the_o operation_n the_o caput_fw-la mortuum_n be_v calcine_v yield_v but_o six_o drachm_n and_o a_o half_a of_o ash_n the_o fix_a oleaginous_a part_n be_v consume_v by_o the_o accension_n the_o colour_n of_o the_o ash_n be_v red_a when_o cool_a though_o in_o the_o fire_n they_o appear_v white_a as_o soon_o as_o the_o oil_n be_v consume_v these_o ash_n be_v turn_v into_o a_o lixivium_n afford_v five_o scruple_n of_o white_a fix_a salt_n beside_o a_o little_a which_o get_v into_o the_o contiguous_a sand_n which_o be_v recover_v by_o water_n and_o reduce_v to_o a_o salt_n make_v a_o scruple_n more_o so_o that_o there_o remain_v for_o the_o terra_fw-la damnata_fw-la fourteen_o scruple_n and_o a_o half_a which_o be_v a_o good_a deal_n above_o twice_o the_o weight_n of_o the_o salt_n whence_o it_o appear_v that_o the_o pure_a fix_a salt_n be_v but_o between_o the_o fifty_o seven_o and_o fifty_o eight_o part_n of_o dry_a blood_n and_o therefore_o probable_o amount_v to_o no_o more_o than_o about_o the_o 170th_o part_n of_o the_o mass_n of_o blood_n and_o the_o fix_a earth_n be_v to_o dry_a blood_n as_o about_o nineteen_o and_o about_o a_o half_a to_o one_o experiment_n ii_o a_o parcel_n of_o blood_n weigh_v ten_o ounce_n and_o seventy_o three_o grain_n be_v slow_o distil_v to_o dryness_n in_o a_o head_n and_o body_n on_o a_o digestive_a furnace_n afford_v of_o phlegmatic_a liquor_n seven_o ounce_n two_o drachm_n and_o forty_o seven_o grain_n and_o of_o caput_fw-la mortuum_n or_o dry_a substance_n two_o ounce_n two_o drachm_n this_o pulverable_a matter_n be_v distil_v in_o a_o retort_n by_o degree_n of_o fire_n yield_v two_o drachm_n forty_o eight_o grain_n of_o oil_n the_o spirit_n be_v pour_v off_o the_o salt_n weigh_v but_o forty_o eight_o grain_n and_o the_o salt_n be_v wash_v out_o with_o the_o distil_a water_n we_o obtain_v thence_o by_o sublimation_n into_o the_o neck_n of_o a_o glass-egg_n one_o drachm_n five_o grain_n of_o dry_a salt_n the_o caput_fw-la mortuum_n weigh_v six_o drachm_n twelve_o grain_n which_o be_v careful_o calcine_v yield_v two_o scruple_n and_o four_o grain_n of_o ash_n which_o be_v red_a and_o these_o be_v elixivate_v afford_v eighteen_o grain_n of_o salt_n beside_o the_o remain_a earth_n which_o be_v of_o a_o red_a colour_n with_o a_o eye_n of_o purple_a particular_n referrable_a to_o the_o primary_n title_n of_o the_o natural_a history_n of_o human_n blood_n experiment_n i._n spirit_n of_o vinegar_n put_v upon_o blood_n turn_v its_o red_a colour_n of_o a_o dark_a or_o dirty_a colour_n experiment_n ii_o juice_n of_o lemon_n pour_v upon_o the_o superficies_n of_o blood_n impair_v its_o florid_n colour_n experiment_n iii_o juice_n of_o orange_n change_v blood_n less_o than_o lemon_n experiment_n iu._n the_o black_a part_n of_o clot_a blood_n expose_v to_o the_o air_n present_o become_v of_o a_o pleasant_a and_o florid_n colour_n experiment_n v._n spirit_n of_o salarmoniack_a drop_v upon_o black_a clot_a blood_n present_o render_v it_o florid_n but_o not_o so_o much_o as_o the_o open_a air._n experiment_n vi._n fix_a alkaly_n or_o lixiviate_v salt_n resolve_v per_fw-la deliquium_fw-la turn_v it_o red_a but_o not_o so_o florid_n as_o the_o
urinous_a spirit_n experiment_n vii_o the_o juice_n of_o scurvy_a grass_n fresh_a draw_v incline_v the_o black_a surface_n of_o clot_a blood_n to_o redishness_n experiment_n viii_o blood_n be_v close_v up_o with_o a_o eight_o or_o four_o part_n of_o spirit_n of_o wine_n about_o three_o year_n be_v coagulate_v but_o neither_o stanke_z nor_o be_v it_o in_o the_o least_o putrify_a experiment_n ix_o a_o small_a piece_n of_o concrete_v blood_n be_v leave_v three_o day_n in_o spirit_n of_o wine_n be_v render_v moderate_o hard_a and_o friable_a throughout_o experiment_n x._o upon_o trial_n we_o find_v that_o a_o ounce_n of_o distil_a water_n will_v dissolve_v at_o least_o two_o drachm_n of_o volatile_a salt_n of_o human_a blood_n and_o by_o the_o help_n of_o heat_v it_o be_v able_a to_o dissolve_v twenty_o five_o grain_n more_o nor_o do_v any_o of_o this_o salt_n shoot_v into_o crystal_n upon_o its_o refrigeration_n experiment_n xi_o the_o aforementioned_a solution_n be_v put_v into_o a_o retort_n to_o be_v draw_v off_o with_o a_o pretty_a quick_a heat_n we_o obtain_v a_o distil_a liquor_n that_o contain_v almost_o all_o the_o volatile_a salt_n except_o a_o little_a which_o escape_v in_o a_o dry_a form_n and_o this_o liquor_n be_v as_o strong_a as_o moderate_v spirit_n of_o human_a blood_n it_o may_v give_v we_o a_o hint_n what_o proportion_n of_o a_o liquor_n to_o salt_n may_v be_v sufficient_a for_o such_o a_o spirit_n and_o one_o thing_n here_o may_v be_v worthy_a our_o notice_n viz._n that_o the_o liquor_n which_o be_v too_o much_o impregnate_v with_o salt_n have_v be_v expose_v to_o the_o air_n in_o a_o frosty_a night_n we_o perceive_v at_o the_o bottom_n of_o the_o glass_n a_o good_a deal_n of_o volatile_a salt_n shoot_v into_o crystal_n though_o the_o crystal_n that_o be_v this_o way_n obtain_v be_v fine_a and_o clear_a and_o some_o of_o they_o large_a than_o spangle_n yet_o be_v very_o numerous_a and_o stick_v together_o we_o can_v not_o discover_v the_o shape_n of_o particular_a grain_n nor_o whether_o they_o be_v all_o of_o the_o same_o shape_n but_o divers_a of_o they_o appear_v to_o be_v flat_o thin_a plate_n with_o fine_a rectilinear_a angle_n so_o that_o we_o conjecture_v if_o the_o whole_a plate_n can_v have_v be_v see_v their_o broad_a surface_n will_v have_v be_v find_v hexagonal_a or_o of_o some_o polygone_a figure_n very_o near_o of_o kin_n to_o that_o experiment_n xii_o a_o ounce_n of_o distil_a water_n be_v shut_v up_o in_o a_o glass-egg_n with_o as_o much_o salt_n as_o can_v be_v dissolve_v in_o it_o and_o expose_v to_o congeal_v in_o a_o frosty_a night_n but_o the_o salt_n be_v neither_o congeal_v nor_o the_o water_n though_o afterward_o it_o be_v remove_v into_o a_o frigorifick_a mixture_n which_o will_v perhaps_o have_v freeze_v beer_n or_o ale_n or_o the_o weak_a sort_n of_o french_a wine_n yet_o we_o do_v not_o perceive_v the_o least_o glaciation_n experiment_n xiii_o though_o sea-salt_n dissolve_v in_o water_n render_v it_o less_o subject_a to_o be_v freeze_v yet_o be_v join_v with_o ice_n or_o snow_n and_o external_o apply_v it_o conduce_v to_o the_o freeze_a of_o it_o wherefore_o we_o mix_v about_o a_o scruple_n of_o salt_n of_o human_a blood_n with_o ice_n to_o try_v whether_o it_o will_v have_v the_o like_a effect_n and_o accordin_o we_o find_v that_o a_o slender_a pipe_n of_o water_n be_v immerse_v in_o it_o the_o water_n in_o the_o bottom_n of_o the_o pipe_n be_v freeze_v experiment_n fourteen_o some_o of_o the_o fibrous_a part_n of_o human_a blood_n be_v expose_v to_o the_o air_n in_o a_o open_a and_o shallow_a glass_n in_o a_o frosty_a night_n the_o next_o morning_n it_o be_v light_o freeze_v and_o the_o surface_n of_o the_o ice_n pretty_o figure_v with_o resemblance_n of_o comb_n with_o tooth_n on_o both_o side_n not_o much_o unlike_a salarmoniack_a coagulate_v in_o common_a water_n and_o not_o here_o to_o mention_v what_o have_v be_v say_v by_o some_o of_o the_o virtue_n of_o human_a blood_n i_o shall_v propose_v a_o couple_n of_o medicine_n to_o be_v prepare_v from_o it_o one_o of_o which_o may_v perhaps_o have_v no_o inconsiderable_a effect_n the_o first_o medicine_n i_o attempt_v to_o make_v be_v by_o put_v to_o salt_n of_o tartar_n oil_n of_o human_a blood_n instead_o of_o oil_n of_o turpentine_n and_o by_o stir_v they_o long_o together_o in_o the_o open_a air_n to_o make_v such_o a_o saponary_a concretion_n as_o matthew_n corector_n which_o be_v esteem_v and_o employ_v with_o good_a success_n by_o some_o london_n physician_n the_o other_o medicine_n i_o endeavour_v to_o make_v be_v by_o unite_n by_o long_a digestion_n the_o salt_n spirit_n and_o oil_n of_o human_a blood_n into_o a_o mixture_n which_o some_o chemist_n call_v a_o clyssus_n particular_n referrable_a to_o the_o three_o part_n of_o the_o history_n experiment_n i._n the_o blood_n of_o a_o young_a man_n when_o cool_a have_v its_o serum_n and_o fibrous_a part_n separately_z weigh_v the_o latter_a weigh_v about_o six_o ounce_n and_o the_o serous_a part_n not_o many_o drachm_n from_o that_o weight_n experiment_n ii_o the_o very_a ingenious_a mr._n hook_n and_o myself_o have_v often_o observe_v on_o the_o surface_n of_o freeze_a urine_n figure_n which_o much_o resemble_v comb_n or_o feather_n consider_v the_o affinity_n usual_o agree_v on_o betwixt_o the_o serum_n of_o human_a blood_n and_o urine_n we_o expose_v some_o of_o it_o strain_v through_o a_o linen_n rag_n to_o separate_v the_o grumou_n part_n to_o the_o air_n in_o a_o shallow_a vessel_n several_a night_n consecutive_o and_o observe_v that_o be_v freeze_v there_o appear_v upon_o the_o ice_n contiguous_a to_o the_o air_n certain_a figure_n which_o do_v not_o ill_o resemble_v those_o of_o conglaciate_v urine_n experiment_n iii_o to_o try_v whether_o serum_n as_o well_o as_o urine_n may_v not_o as_o well_o be_v make_v use_n of_o for_o invisible_a ink_n we_o trace_v some_o character_n with_o it_o upon_o white_a paper_n and_o when_o they_o be_v dry_v we_o hold_v the_o unwritten_a side_n over_o the_o flame_n of_o a_o candle_n keep_v it_o always_o stir_v that_o it_o may_v not_o take_v fire_n upon_o which_o the_o letter_n on_o the_o upper_a side_n appear_v of_o a_o dark_a colour_n though_o not_o of_o a_o inky_a blackness_n particular_n referrable_a to_o the_o four_o part_n of_o the_o history_n since_o according_a to_o the_o several_a way_n of_o distil_v human_a blood_n the_o spirit_n of_o salt_n etc._n etc._n produce_v may_v be_v considerable_o diversify_v i_o distil_v three_o portion_n of_o human_a blood_n each_o with_o a_o different_a additament_n the_o first_o which_o be_v distil_v with_o quicklime_n we_o shall_v subjoin_v the_o follow_a account_n of_o viz._n four_o ounce_n of_o coagulate_v blood_n be_v mix_v with_o a_o equal_a proportion_n of_o quicklime_n we_o distil_v they_o by_o degree_n of_o fire_n in_o a_o retort_n place_v in_o sand_n by_o which_o mean_n we_o obtain_v a_o proportion_n of_o red_a spirituous_a liquor_n which_o seem_v not_o very_o phlegmatic_a together_o with_o some_o oil_n the_o quantity_n of_o which_o be_v but_o small_a the_o rest_n be_v probable_o detain_v by_o the_o lime_n and_o a_o small_a portion_n of_o that_o little_a oil_n that_o come_v over_o sink_v in_o the_o spirit_n the_o rest_n swim_v upon_o it_o the_o spirit_n be_v set_v in_o a_o digestive_a furnace_n in_o a_o small_a head_n and_o body_n to_o rectify_v with_o a_o gentle_a heat_n the_o receiver_n be_v three_o or_o four_o time_n remove_v and_o we_o observe_v that_o the_o first_o spirit_n that_o come_v over_o be_v not_o near_o so_o fetid_v as_o that_o which_o ascend_v when_o it_o be_v distil_v per_fw-la se_fw-la and_o the_o like_a be_v observe_v in_o the_o succeed_a portion_n the_o oil_n be_v detain_v behind_o by_o the_o quicklime_n the_o rectify_a spirit_n be_v clear_a and_o colourless_a and_o have_v a_o taste_n much_o strong_a than_o its_o smell_n and_o so_o strong_a that_o it_o make_v i_o think_v some_o volatile_a alkalious_a part_n of_o the_o quicklime_n be_v carry_v up_o with_o it_o to_o be_v satisfy_v of_o which_o we_o drop_v some_o of_o it_o upon_o a_o solution_n of_o sublimate_n with_o fair_a water_n and_o on_o the_o first_o contact_n we_o perceive_v a_o precipitate_a a_o little_a incline_n to_o yellow_a as_o quicklime_n in_o a_o great_a quantity_n usual_o turn_v it_o but_o afterward_o the_o precipitate_v appear_v white_a like_o that_o make_v with_o ordinary_a volatile_a liquor_n of_o a_o urinous_a nature_n some_o of_o this_o spirit_n put_v into_o a_o glass-egg_n afford_v not_o any_o volatile_a salt_n in_o a_o dry_a form_n and_o the_o trial_n be_v continue_v we_o find_v that_o the_o spirit_n by_o the_o action_n of_o the_o fire_n lose_v its_o limpidness_n and_o become_v muddy_a or_o trouble_v another_o portion_n of_o it_o be_v mix_v
believe_v that_o there_o be_v such_o by_o the_o common_a observation_n of_o a_o great_a many_o learned_a man_n and_o able_a physician_n and_o to_o favour_v this_o common_a observation_n viz._n that_o there_o be_v such_o substance_n which_o have_v peculiar_a effect_n which_o can_v be_v ascribe_v to_o no_o manifest_a quality_n i_o shall_v urge_v the_o effect_n of_o poison_n take_v in_o a_o very_a inconsiderable_a quantity_n and_o i_o be_o tell_v that_o something_o that_o fall_v from_o a_o spider_n into_o a_o man_n eye_n cause_v he_o to_o lose_v his_o sight_n to_o which_o i_o shall_v add_v that_o spider_n be_v observe_v to_o kill_v fly_n much_o soon_o than_o cut_v off_o their_o head_n or_o run_v they_o through_o with_o pin_n will_v do_v it_o to_o which_o instance_n we_o may_v add_v that_o most_o poison_n be_v cure_v by_o appropriate_v antidote_n and_o as_o perfume_n cause_v ill_a symtom_n in_o many_o histerick_n woman_n so_o the_o fume_n of_o feather_n burn_v relieve_v they_o and_o i_o have_v find_v that_o the_o smell_n of_o spirit_n of_o hartshorn_n or_o salarmoniack_a have_v recover_v people_n make_v sick_a by_o fragrant_a odour_n but_o beyond_o all_o other_o argument_n be_v experience_n for_o galen_n tell_v we_o that_o the_o ash_n of_o a_o burn_a craw-fish_n will_v cure_v the_o bite_n of_o a_o mad_a dog_n and_o that_o their_o effect_n be_v much_o more_o considerable_a if_o to_o ten_o part_n of_o burn_a craw-fish_n we_o add_v five_o of_o gentian_n and_o one_o of_o frankincense_n and_o diascorides_n commend_v they_o against_o the_o same_o disease_n that_o the_o pergamenian_a do_v and_o though_o the_o sting_n of_o scorpion_n usual_o produce_v very_o acute_a pain_n and_o formidable_a symtom_n yet_o the_o mischief_n be_v easy_o remedy_v either_o by_o crush_a the_o body_n of_o the_o scorpion_n upon_o the_o hurt_a or_o by_o anoint_v the_o part_n with_o oil_n of_o scorpion_n though_o the_o liquor_n appear_v not_o to_o have_v any_o sensible_a quality_n to_o which_o their_o efficacy_n may_v be_v ascribe_v and_o to_o these_o instance_n i_o may_v add_v that_o verginian_a snake-weed_n cure_v the_o sting_n of_o a_o rattle_n snake_n and_o the_o jesuit_n powder_n be_v a_o specific_a in_o ague_n and_o though_o it_o be_v argue_v against_o the_o virtue_n of_o specific_a medicine_n that_o they_o be_v alter_v by_o the_o ferment_n of_o the_o stomach_n and_o other_o strainer_n of_o different_a texture_n and_o that_o a_o great_a deal_n be_v carry_v off_o by_o excrement_n or_o be_v assimilate_v and_o convert_v into_o the_o substance_n of_o our_o body_n yet_o to_o these_o thing_n it_o may_v be_v answer_v that_o not_o only_a ointment_n plaster_n periapta_n etc._n etc._n work_n upon_o the_o mass_n of_o humour_n but_o even_o those_o medicine_n which_o be_v allow_v to_o work_v by_o manifest_a quality_n perform_v what_o they_o do_v upon_o the_o account_n of_o their_o particle_n alterer_v and_o different_o dispose_v the_o humour_n of_o our_o body_n and_o in_o do_v of_o that_o they_o be_v liable_a to_o the_o same_o objection_n offer_v against_o specific_a medicine_n beside_o it_o be_v observable_a that_o rhubarb_n will_v thing_fw-mi the_o urine_n of_o those_o that_o take_v a_o considerable_a do_v and_o there_o be_v a_o fruit_n call_v prickle_a pear_n in_o the_o english_a american_n colonies_n which_o pass_v by_o urine_n so_o much_o unaltered_a that_o the_o people_n think_v when_o stranger_n to_o it_o that_o they_o piss_v blood_n and_o elaterium_n so_o much_o impregnate_v the_o milk_n of_o a_o nurse_n that_o it_o will_v purge_v the_o child_n that_o take_v it_o and_o i_o remember_v that_o in_o the_o confine_n of_o savoy_n and_o switzerland_n when_o the_o cattle_n feed_v on_o a_o herb_n call_v wild_a garlic_n the_o butter_n will_v sensible_o taste_v of_o it_o and_o in_o ireland_n they_o have_v a_o kind_n of_o seafowl_n which_o feed_v upon_o fish_n which_o be_v so_o little_o alter_v as_o to_o make_v some_o question_n whether_o it_o be_v flesh_n or_o fish_n and_o though_o it_o be_v further_o urge_v against_o specific_a medicine_n that_o so_o little_a be_v disperse_v through_o the_o habit_n of_o the_o body_n that_o it_o can_v have_v no_o considerable_a effect_n yet_o their_o efficacy_n may_v answer_v for_o their_o smallness_n in_o quantity_n for_o i_o be_o tell_v that_o the_o negro_n have_v a_o poison_n which_o though_o it_o work_v slow_a be_v nevertheless_o mortal_a and_o this_o they_o conceal_v under_o the_o nail_n of_o their_o finger_n and_o drop_v into_o the_o aliment_n of_o those_o they_o have_v spite_n to_o and_o i_o know_v a_o vegetable_a substance_n half_o a_o grain_n of_o which_o will_v be_v too_o violent_a a_o purgative_n and_o sometime_o mortal_a and_o though_o english_a viper_n be_v look_v upon_o as_o no_o poison_n yet_o by_o the_o wound_n of_o a_o single_a tooth_n i_o know_v one_o who_o be_v take_v with_o violent_a vomit_n to_o which_o may_v be_v add_v the_o terrible_a effect_n of_o scorpion_n in_o the_o island_n of_o java_n and_o we_o see_v that_o several_a woman_n otherwise_o strong_a and_o lusty_a will_v fall_v into_o swoon_v upon_o the_o smell_n of_o musk_n or_o civet_n though_o all_o the_o effluvia_fw-la that_o affect_v they_o will_v not_o amount_v to_o the_o hundred_o part_n of_o a_o grain_n and_o by_o effluvia_fw-la perhaps_o not_o more_o plentiful_a these_o symptom_n may_v be_v again_o remove_v and_o the_o portion_n of_o crocus_n metallorum_fw-la in_o wine_n or_o of_o quicksilver_n in_o water_n though_o small_a have_v very_o considerable_a effect_n so_o that_o when_o a_o child_n who_o obstinate_o refuse_v all_o medicine_n drink_v small_a beer_n impregnate_v with_o mercury_n he_o be_v much_o relieve_v in_o a_o violent_a worm_n fever_n proposition_n that_o their_o operation_n may_v be_v mechanical_o solve_v be_v prove_v in_o the_o follow_a proposition_n have_v say_v thus_o much_o of_o specific_a medicine_n i_o shall_v now_o proceed_v to_o lay_v down_o some_o thing_n in_o the_o follow_a proposition_n to_o show_v that_o they_o be_v mechanical_o explicate_v but_o first_o i_o shall_v premise_v that_o i_o will_v not_o have_v the_o body_n to_o be_v consider_v as_o a_o dull_a lump_n of_o matter_n but_o as_o a_o admirable_o contrive_v mechanical_a engine_n consist_v of_o part_n exquisite_o contrive_v and_o adapt_v to_o their_o particular_a uses_n and_o that_o the_o effect_n of_o body_n upon_o it_o may_v be_v consider_v in_o reference_n to_o that_o disposition_n of_o their_o part_n this_o be_v premise_v there_o be_v no_o need_n to_o think_v that_o all_o specific_v act_n after_o the_o same_o manner_n or_o the_o same_o way_n and_o sometime_o the_o specific_a may_v operate_v by_o a_o joint_n and_o in_o a_o compound_n way_n but_o to_o proceed_v to_o the_o follow_a proposition_n prop._n i._o i._n prop._n i._n sometime_o the_o specific_a medicine_n may_v cure_v by_o discuss_v or_o resolve_v the_o morbific_a matter_n and_o thereby_o make_v it_o fit_a for_o expulsion_n by_o the_o great_a common_a shore_n of_o the_o body_n and_o the_o pore_n of_o the_o skin_n thus_o the_o blood_n impregnate_v with_o medicinal_a particle_n may_v act_v upon_o gross_a humour_n which_o obstruct_v the_o part_n and_o be_v not_o to_o be_v resolve_v without_o specific_a solvent_n which_o by_o their_o figure_n and_o agitation_n may_v get_v in_o betwixt_o and_o separate_v those_o viscous_a part_n so_o blood_n impregnate_v with_o salarmoniack_a dissolve_v copper_n not_o by_o manifest_a quality_n but_o by_o virtue_n of_o the_o shape_n bulk_n solidity_n and_o other_o mechanical_a affection_n of_o its_o part_n which_o concur_v to_o enable_v it_o to_o disjoin_v the_o part_n of_o a_o body_n of_o such_o a_o determinate_a texture_n and_o indeed_o there_o be_v not_o only_o a_o great_a number_n of_o menstruum_n very_o different_a from_o one_o another_o but_o their_o effect_n evident_o appear_v not_o to_o depend_v upon_o manifest_a quality_n since_o it_o several_a time_n happen_v that_o a_o menstruum_fw-la less_o acid_n may_v dissolve_v this_o or_o that_o body_n which_o a_o much_o strong_a menstruum_fw-la will_v not_o work_v upon_o so_o water_n will_v dissolve_v the_o white_a of_o a_o egg_n which_o spirit_n of_o wine_n will_v coagulate_v and_o so_o will_v spirit_n of_o salt_n and_o oil_n of_o tartar_n itself_o and_o thus_o dephlegm_v spirit_n of_o urine_n will_v more_o ready_o dissolve_v file_n of_o copper_n than_o spirit_n of_o vitriol_n and_o yet_o the_o latter_a will_v speedy_o dissolve_v crab_n eye_n though_o the_o other_o leave_v they_o untouched_a so_o quicksilver_n will_v dissolve_v gold_n in_o the_o cold_a though_o aqua_fw-la fortis_fw-la assist_v by_o heat_n leave_v it_o untouched_a yet_o aqua_n fortis_fw-la will_v dissolve_v iron_n and_o quicksilver_n will_v not_o and_o brimstone_n will_v be_v dissolve_v by_o common_a oil_n though_o not_o by_o aqua_fw-la fortis_fw-la and_o i_o know_v a_o liquor_n of_o which_o one_o may_v safe_o drink_v a_o wine_n
glass_n full_a though_o it_o will_v have_v such_o a_o effect_n upon_o stone_n and_o metal_n as_o can_v scarce_o be_v match_v and_o if_o specific_a medicine_n may_v act_v upon_o humour_n in_o the_o body_n after_o the_o manner_n of_o menstruum_n we_o may_v easy_o guess_v why_o they_o have_v peculiar_a virtue_n viz._n by_o reason_n of_o their_o aptness_n to_o work_v upon_o peculiar_o dispose_v body_n so_o as_o i_o have_v elsewhere_o note_v aqua_fw-la fortis_fw-la will_v not_o work_v upon_o silver_n if_o too_o strong_a till_o dilute_v with_o water_n and_o as_o the_o dissolution_n of_o a_o body_n may_v partly_o depend_v in_o its_o disposition_n to_o be_v act_v on_o by_o such_o a_o menstruum_fw-la from_o thence_o may_v be_v deduce_v a_o reason_n why_o a_o medicine_n which_o have_v good_a effect_n in_o one_o disease_n may_v have_v but_o indifferent_a one_o in_o other_o for_o though_o pure_a spirit_n of_o wine_n will_v easy_o dissolve_v gumm_n guajacum_fw-la and_o that_o rosinous_n matter_n lodge_v in_o the_o pore_n of_o the_o wood_n yet_o the_o same_o menstruum_fw-la will_v not_o work_v upon_o the_o wood_n itself_o and_o if_o so_o no_o wonder_n that_o those_o medicine_n which_o cure_n one_o distemper_n in_o one_o person_n will_v not_o cure_v it_o in_o another_o since_o a_o variation_n in_o the_o texture_n of_o the_o morbific_a matter_n be_v enough_o to_o vary_v the_o effect_n of_o the_o medicine_n and_o that_o a_o slight_a alteration_n of_o texture_n vary_v the_o effect_n of_o a_o menstruum_fw-la appear_v since_o though_o spirit_n of_o nitre_n or_o salt_n separate_v will_v each_o dissolve_v copper_n and_o though_o the_o spirit_n of_o nitre_n will_v dissolve_v silver_n yet_o if_o spirit_n of_o salt_n be_v add_v to_o it_o it_o soon_o lose_v that_o quality_n and_o here_o though_o some_o object_n against_o specific_a medicine_n that_o since_o they_o rove_v up_o and_o down_o in_o the_o blood_n they_o can_v act_v well_o on_o particular_a humour_n yet_o if_o we_o suppose_v the_o medicine_n act_v by_o impregnate_v the_o blood_n and_o that_o they_o turn_v it_o into_o a_o kind_n of_o menstruum_fw-la it_o be_v possible_a that_o both_o the_o menstruum_n may_v be_v appropriate_v to_o the_o peccant_a humour_n so_o as_o to_o resolve_v it_o more_o easy_o than_o any_o other_o humour_n of_o the_o body_n as_o if_o you_o take_v some_o bone_n ash_n crocus_n martis_n sawdust_n powder_a sea-salt_n and_o file_n of_o gold_n and_o mix_v they_o together_o common_a water_n will_v dissolve_v the_o salt_n and_o leave_v the_o other_o untouched_a and_o quicksilver_n will_v alone_o dissolve_v the_o gold_n and_o those_o that_o work_n in_o spanish_a gold_n mine_n tell_v we_o that_o quicksilver_n pour_v upon_o powder_a ore_n of_o gold_n and_o copper_n mix_v it_o will_v scarce_o meddle_v with_o the_o latter_a till_o the_o former_a be_v lick_v up_o and_o from_o what_o have_v be_v say_v we_o may_v be_v furnish_v with_o a_o reason_n of_o the_o effect_n of_o periapta_n annulet_n and_o appensa_fw-la especial_o if_o we_o consider_v what_o have_v already_o be_v deliver_v of_o the_o effluvium_n of_o body_n and_o the_o porosity_n of_o animal_n body_n and_o though_o these_o effluvia_fw-la be_v very_o small_a in_o quantity_n yet_o their_o effect_n may_v be_v more_o considerable_a in_o as_o much_o as_o they_o be_v neither_o alter_v nor_o consume_v by_o previous_a digestion_n and_o circulate_v through_o part_n in_o which_o they_o may_v be_v in_o a_o great_a measure_n disperse_v and_o carry_v off_o along_o with_o the_o excrement_n prop._n ii_o sometime_o a_o specific_a medicine_n may_v mortify_v the_o over_o acid_n or_o other_o immoderate_a particle_n that_o infect_v the_o mass_n of_o blood_n and_o destroy_v their_o coagulatory_a or_o other_o effect_n though_o i_o believe_v not_o that_o all_o distemper_n be_v yet_o i_o question_v not_o but_o that_o a_o great_a many_o be_v cause_v either_o by_o acid_n or_o their_o ill_a effect_n or_o production_n and_o which_o may_v be_v cure_v by_o specific_a medicine_n two_o way_n viz._n either_o by_o mortify_v they_o by_o a_o positive_a hostility_n such_o as_o alkalizate_a salt_n whether_o fix_v as_o the_o lixiviate_v salt_n of_o plant_n or_o volatile_a as_o those_o of_o urine_n etc._n etc._n or_o by_o take_v off_o or_o blunt_v their_o edge_n as_o a_o knife_n may_v lose_v its_o power_n of_o cut_v by_o put_v it_o in_o a_o sheath_n or_o stick_v something_o upon_o the_o edge_n for_o the_o edge_n of_o a_o acid_n may_v be_v take_v off_o as_o well_o by_o be_v lodge_v in_o a_o porous_a alkaly_n as_o by_o have_v their_o edge_n break_v off_o and_o thus_o it_o be_v that_o minium_n take_v off_o the_o acidity_n of_o vinegar_n chalk_n take_v off_o the_o edge_n of_o aqua_fw-la fortis_fw-la and_o lapis_fw-la calaminaris_n lessen_v the_o acidity_n of_o spirit_n of_o salt_n and_o spirit_n of_o nitre_n and_o that_o acid_n be_v rather_o sheathe_v than_o alter_v by_o these_o body_n i_o be_o apt_a to_o believe_v because_o as_o glauber_n tell_v we_o they_o may_v by_o a_o strong_a fire_n be_v draw_v out_o of_o lapis_n calaminaris_n much_o strong_a and_o more_o dephlegm_v than_o before_o and_o though_o it_o may_v be_v urge_v by_o those_o that_o plead_v against_o specific_a medicine_n that_o they_o act_n by_o a_o manifest_a quality_n viz._n their_o alkalious_a nature_n or_o their_o acid_n yet_o there_o be_v so_o great_a a_o variety_n betwixt_o acid_n and_o alkalious_a medicine_n themselves_o that_o i_o be_o persuade_v they_o perform_v a_o great_a deal_n upon_o the_o account_n of_o something_o else_o beside_o their_o acid_n or_o alkalious_a nature_n since_o aqua_fw-la fortis_fw-la will_v not_o dissolve_v god_n though_o it_o will_v silver_n but_o if_o it_o be_v alter_v by_o a_o addition_n of_o spirit_n of_o salt_n it_o will_v dissolve_v gold_n and_o not_o silver_n and_o a_o different_a modification_n may_v not_o only_o make_v a_o difference_n betwixt_o acid_n but_o a_o contrariety_n since_o spirit_n of_o salt_n will_v precipitate_v silver_n which_o aqua_n fortis_fw-la have_v dissolve_v and_o spirit_n of_o nitre_n will_v precipitate_v out_o of_o butter_n of_o antimony_n a_o antimonial_a powder_n with_o a_o considerable_a conflict_n and_o effervescence_n yet_o this_o butter_n of_o antimony_n be_v so_o high_o acid_n that_o a_o little_a quantity_n of_o it_o put_v into_o a_o little_a water_n make_v it_o so_o sour_a that_o many_o chemist_n call_v it_o acetum_fw-la philosophorum_fw-la and_o as_o there_o be_v several_a kind_n of_o acid_n and_o of_o alkaly_n too_o so_o every_o alkaly_n will_v not_o mortify_v the_o same_o acid_n for_o though_o chalk_n will_v precipitate_v a_o solution_n of_o copper_n in_o aqua_fw-la fortis_fw-la yet_o a_o volatile_a alkaly_n will_v not_o and_o indeed_o when_o i_o consider_v what_o difference_n there_o natural_o be_v betwixt_o acid_n it_o be_v not_o unreasonable_a to_o expect_v that_o there_o may_v be_v acid_n humour_n produce_v in_o the_o body_n utter_o unknown_a to_o we_o and_o which_o may_v require_v a_o specific_a alkaly_n to_o correct_v they_o as_o it_o be_v observe_v that_o though_o neither_o spirit_n of_o vinegar_n nor_o spirit_n of_o salt_n nor_o oil_n of_o vitriol_n will_v dissolve_v a_o calculus_fw-la humanus_fw-la yet_o spirit_n of_o nitre_n will_v and_o by_o that_o mean_n lose_v its_o corrosiveness_n and_o to_o what_o have_v be_v say_v i_o shall_v add_v that_o i_o be_o of_o opinion_n that_o particular_a acid_n may_v be_v the_o occasion_n of_o distemper_n which_o they_o be_v by_o some_o rather_o take_v to_o be_v remedy_n for_o though_o acid_n be_v look_v upon_o to_o be_v of_o a_o incisive_a nature_n and_o though_o in_o some_o case_n i_o be_o willing_a to_o allow_v they_o those_o virtue_n yet_o i_o believe_v that_o obstruction_n and_o the_o disease_n depend_v therein_o be_v cause_v by_o acid_n coagulate_v some_o fluid_n dispose_v to_o be_v thicken_v by_o they_o which_o may_v be_v exemplify_v by_o the_o coagulation_n i_o have_v make_v of_o some_o acid_n salt_n as_o spirit_n of_o salt_n of_o the_o white_a of_o a_o egg_n which_o by_o be_v beat_v be_v reduce_v to_o a_o aqueous_a consistence_n and_o milk_n will_v be_v coagulate_v not_o only_o by_o spirit_n of_o salt_n but_o rennet_n and_o juice_n of_o lemon_n and_o it_o have_v be_v find_v by_o experience_n that_o some_o acid_v transmit_v into_o the_o mass_n of_o blood_n have_v coagulate_v it_o in_o live_a animal_n but_o though_o i_o believe_v a_o great_a many_o distemper_n be_v occasion_v by_o acid_n yet_o i_o conceive_v some_o be_v occasion_v by_o acid_n salt_n unite_n with_o other_o saline_n body_n as_o spirit_n of_o salt_n and_o spirit_n of_o urine_n produce_v a_o salarmoniack_a and_o spirit_n of_o nitre_n with_o salt_n of_o tartar_n dissolve_v in_o common_a water_n will_v coagulate_v with_o it_o into_o salt-petre_n and_o the_o same_o spirit_n of_o nitre_n with_o spirit_n of_o urine_n will_v produce_v a_o very_a
part_n without_o alter_v the_o blood_n yet_o when_o once_o it_o have_v cause_v a_o change_n in_o it_o the_o blood_n itself_o as_o it_o successive_o circulate_v through_o that_o part_n may_v in_o some_o measure_n act_n specifical_o upon_o it_o and_o though_o a_o medicine_n may_v communicate_v to_o the_o blood_n particle_n of_o matter_n so_o modify_v that_o they_o may_v not_o immediate_o relieve_v the_o part_n by_o either_o strengthen_n it_o or_o cause_v the_o distemper_a matter_n to_o be_v carry_v off_o by_o a_o gentle_a irritation_n yet_o it_o may_v do_v it_o by_o both_o these_o way_n as_o when_o rhubarb_n be_v take_v it_o not_o only_o purge_v the_o liver_n of_o choler_n but_o strengthen_v the_o tone_n of_o the_o part_n by_o its_o astringency_n and_o osteocalla_n be_v observe_v to_o be_v a_o specific_a by_o promote_a the_o generation_n of_o a_o callus_fw-la to_o cement_v break_a bone_n prop._n v._o sometime_o a_o specific_a medicine_n may_v act_v v._n prop._n v._n by_o produce_v in_o the_o mass_n of_o blood_n such_o a_o disposition_n as_o may_v enable_v nature_n by_o correct_v expel_v or_o other_o fit_a way_n to_o surmount_v the_o morbific_a matter_n or_o other_o cause_n of_o the_o disease_n and_o this_o be_v agreeable_a enough_o with_o what_o most_o modern_n hold_v viz._n that_o distemper_n chief_o depend_v upon_o the_o temper_n and_o ill_a constitution_n of_o the_o humour_n and_o a_o change_n in_o the_o humour_n may_v be_v effect_v by_o furnish_v the_o blood_n with_o some_o sort_n of_o active_a corpuscle_n which_o may_v agitate_v and_o ferment_n it_o and_o to_o quicken_v the_o circulation_n of_o the_o blood_n upon_o which_o occasion_n it_o may_v be_v necessary_a to_o advertise_v that_o the_o medicine_n usual_o make_v use_n of_o for_o that_o purpose_n be_v very_o hot_a there_o be_v several_a constitution_n of_o patient_n and_o several_a other_o circucumstance_n upon_o which_o account_n they_o do_v more_o harm_n by_o their_o heat_n than_o good_a by_o their_o spirituousness_n beside_o the_o sluggishness_n and_o want_n of_o fermentation_n in_o the_o blood_n may_v proceed_v from_o cause_n which_o this_o sort_n of_o medicine_n will_v not_o correct_v for_o i_o have_v try_v that_o a_o vinous_a spirit_n will_v not_o dissolve_v blood_n which_o be_v a_o little_a dry_a nor_o draw_v a_o tincture_n from_o it_o though_o a_o urinous_a spirit_n present_o do_v so_o that_o a_o specific_a medicine_n in_o such_o a_o case_n may_v perform_v what_o be_v intend_v without_o the_o inconvenience_n which_o other_o medicine_n be_v liable_a to_o for_o we_o know_v that_o experience_a physician_n call_v some_o medicine_n cold_a cordial_n as_o sorrel_n which_o have_v a_o acid_n taste_n and_o it_o be_v possible_a sometime_o those_o humour_n which_o make_v the_o blood_n sluggish_a may_v not_o be_v of_o a_o cold_a but_o a_o hot_a nature_n in_o which_o case_n hot_a remedy_n may_v rather_o increase_v than_o diminish_v their_o ill_a effect_n as_o if_o the_o white_a of_o a_o egg_n be_v reduce_v to_o water_n by_o beat_v spirit_n of_o wine_n will_v instead_o of_o diminish_v increase_v its_o viscidity_n and_o i_o once_o prepare_v a_o vegetable_a substance_n which_o upon_o a_o addition_n of_o wine_n become_v much_o more_o viscous_a than_o before_o but_o to_o proceed_v a_o specific_a medicine_n may_v alter_v the_o mass_n of_o blood_n by_o contribute_v to_o its_o tenacity_n without_o respect_n to_o its_o fermentation_n for_o if_o the_o blood_n be_v too_o thick_a it_o can_v ready_o pass_v through_o the_o small_a capillary_a vessel_n by_o which_o circulation_n be_v in_o a_o great_a mean_n retard_v as_o on_o the_o other_o hand_n if_o it_o be_v too_o thin_a it_o get_v out_o of_o the_o capillary_a vessel_n and_o first_o stagnate_v and_o then_o putrify_v but_o these_o ill_a consequence_n may_v be_v prevent_v by_o such_o medicine_n as_o either_o on_o the_o one_o hand_n divide_v the_o part_n of_o the_o blood_n and_o make_v they_o more_o minute_n or_o on_o the_o other_o such_o as_o associate_v they_o and_o stick_v they_o together_o another_o way_n by_o which_o a_o specific_a medicine_n may_v rectify_v the_o state_n of_o the_o blood_n be_v by_o work_v so_o upon_o the_o heart_n as_o to_o make_v it_o transmit_v blood_n more_o advantageous_o and_o that_o either_o by_o corroborate_n its_o fibre_n or_o dissolve_v some_o ill_a distemper_a matter_n that_o obstruct_v the_o contraction_n of_o it_o and_o that_o a_o small_a alteration_n in_o the_o constitution_n of_o the_o heart_n may_v do_v much_o in_o respect_n of_o the_o circulation_n of_o the_o blood_n will_v be_v easy_o grant_v by_o any_o one_o that_o do_v but_o consider_v what_o insensible_a agent_n actuate_v it_o and_o that_o the_o almost_o insensible_a obstruction_n of_o circulation_n produce_v considerable_a effect_n in_o the_o body_n be_v evident_a from_o the_o effect_n of_o sorrow_n which_o present_o put_v the_o whole_a body_n out_o of_o order_n and_o also_o from_o the_o effect_n of_o joy_n or_o shame_n both_o of_o which_o promote_v the_o circulation_n of_o the_o blood_n and_o it_o have_v be_v observe_v that_o joy_n have_v have_v so_o sudden_a and_o considerable_a a_o effect_n as_o to_o take_v off_o the_o sharpness_n of_o hunger_n and_o that_o medicine_n may_v affect_v the_o heart_n after_o the_o same_o manner_n i_o be_o incline_v to_o believe_v especial_o since_o i_o know_v a_o lady_n who_o be_v so_o affect_v upon_o the_o smell_n of_o perfume_a glove_n that_o the_o blood_n fly_v into_o her_o face_n and_o put_v such_o a_o colour_n into_o it_o as_o if_o she_o have_v blush_v and_o if_o the_o state_n of_o the_o blood_n may_v be_v thus_o alter_v it_o may_v much_o contribute_v to_o the_o removal_n of_o some_o very_a troublesome_a distemper_n induce_v for_o want_n of_o a_o due_a circulation_n of_o the_o blood_n prop._n vi_o sometime_o a_o specific_a remedy_n may_v unite_v with_o the_o peccant_a matter_n and_o compose_v a_o quid_fw-la nutrum_fw-la which_o may_v be_v less_o offensive_a to_o nature_n though_o not_o so_o easy_o expel_v and_o this_o seem_v to_o i_o to_o be_v the_o most_o genuine_a effect_n of_o a_o specific_a medicine_n and_o when_o peccant_a acid_n be_v lodge_v in_o the_o spleen_n or_o any_o other_o part_n less_o sapid_a alkaly_n may_v unite_v with_o they_o without_o create_v any_o manifest_a disturbance_n and_o form_n a_o harmless_a liquor_n as_o aqua_fw-la fortis_fw-la by_o be_v digest_v and_o distil_v with_o a_o very_a ardent_a spirit_n lose_v its_o corrosive_a acidity_n and_o ill_a scent_n and_o become_v a_o harmless_a sweet_a and_o fragrant_a liquor_n and_o i_o know_v one_o who_o relieve_v a_o nephritick_n patient_n with_o the_o use_n of_o inflammable_a spirit_n and_o i_o have_v elsewhere_o show_v that_o spirit_n of_o wine_n act_v not_o upon_o all_o acid_v uniform_o but_o various_o according_a to_o the_o nature_n and_o proportion_n of_o the_o acid._n and_o spirit_n of_o wine_n mix_v with_o rectify_a spirit_n of_o urine_n will_v in_o a_o great_a measure_n take_v off_o the_o corrode_a quality_n of_o it_o and_o compose_v a_o salt_n which_o be_v weak_a than_o the_o spirit_n and_o be_v sublime_v or_o reduce_v to_o a_o liquor_n become_v a_o good_a medicine_n and_o with_o a_o little_a skill_n will_v make_v a_o very_a good_a menstruum_fw-la in_o several_a chemical_a experiment_n a_o few_o grain_n of_o glass_n of_o antimony_n take_v inward_o will_v both_o vomit_n and_o purge_v but_o if_o instead_o of_o spirit_n of_o wine_n we_o make_v use_v of_o that_o of_o vinegar_n and_o when_o by_o digestion_n the_o liquor_n be_v sufficient_o impregnate_v it_o be_v abstract_v antimonial_a and_o acetous_a corpuscle_n will_v emerge_n several_a grain_n of_o which_o may_v be_v take_v without_o either_o vomit_v or_o purge_v from_o whence_o it_o appear_v that_o all_o corrector_n be_v not_o to_o be_v esteem_v alkaly_n since_o acid_n themselves_o prove_v to_o be_v corrector_n too_o and_o after_o a_o like_a manner_n not_o improbable_o the_o poison_n of_o animal_n and_o other_o may_v be_v subdue_v and_o it_o be_v not_o improbable_a that_o by_o a_o combination_n of_o a_o distemper_a humour_n with_o a_o medicine_n a_o salutiferous_a liquor_n may_v be_v form_v and_o though_o sometime_o a_o medicine_n be_v alter_v before_o it_o come_v to_o the_o part_n affect_v yet_o that_o alteration_n may_v render_v it_o medicinal_a a_o instance_n of_o the_o former_a we_o have_v in_o the_o preparation_n of_o mercurius_n dulcis_fw-la where_o by_o unite_n poison_n with_o quicksilver_n a_o efficacious_a medicine_n be_v make_v and_o a_o illustration_n of_o the_o latter_a may_v be_v bring_v from_o that_o odour_n which_o it_o give_v to_o the_o urine_n of_o the_o person_n who_o take_v it_o different_z from_o any_o smell_n it_o have_v of_o itself_o before_o and_o though_o against_o what_o have_v be_v be_v say_v for_o specific_a medicine_n some_o may_v offer_v that_o there_o be_v some_o which_o be_v only_o
p._n 123_o several_a experiment_n about_o freeze_a p._n 164_o fire_n and_o flame_n make_v ponderable_a p._n 205_o 206_o 210._o of_o the_o relation_n betwixt_o flame_n and_o air._n p._n 218_o 220_o 223._o flame_n preserve_v under_o water_n p._n 225_o of_o the_o propagation_n of_o flame_n in_o vacuo_fw-la p._n 226_o 227_o of_o the_o relation_n betwixt_o air_n and_o the_o flamma_n vitalis_n of_o animal_n p._n 229_o g_o the_o effect_n of_o gunpowder_n dissolve_v in_o water_n p._n 4._o of_o the_o perviousness_n of_o glass_n p._n 213_o a_o comminution_n of_o gold_n into_o powder_n p._n 363_o of_o the_o nature_n of_o granate_n ibid._n of_o the_o origin_n of_o gem_n p._n 380_o of_o the_o virtue_n of_o gem_n p._n 397_o h_n heat_v produce_v by_o a_o mixture_n of_o salt-petre_n and_o oil_n of_o vitriol_n p._n 4_o of_o the_o mechanical_a production_n of_o heat_n p._n 191_o hydrostatical_a paradox_n make_v out_o p._n 279_o a_o new_a hydrostatical_a instrument_n and_o its_o use_n propose_v p._n 311_o observation_n about_o hurricane_n p._n 365_o i_o of_o the_o levity_n of_o ice_n and_o its_o cause_n p._n 68_o observation_n and_o experiment_n concern_v ice_n p._n 91_o what_o liquor_n soon_o dissolve_v ice_n and_o snow_n p._n 96_o the_o quality_n of_o ice_n p._n 172_o l_o the_o expansion_n and_o contraction_n of_o liquor_n measure_v p._n 75_o of_o the_o relation_n betwixt_o light_n and_o air._n of_o the_o levity_n of_o body_n under_o water_n p._n 265_o a_o self_n move_v liquor_n p._n 351_o a_o preparation_n of_o liquid_a laudanum_n describe_v p._n 354_o m_n of_o mercury_n grow_v hot_a with_o gold_n p._n 203_o of_o the_o growth_n and_o increase_n of_o metal_n p._n 318_o medicina_fw-la hydrostatica_fw-la p._n 329_o the_o weight_n of_o several_a body_n weigh_v in_o air_n and_o water_n p._n 346_o passage_n relate_v to_o the_o art_n of_o medicine_n p._n 355_o of_o specific_a medicine_n p._n 528_o their_o operation_n mechanical_o solve_v p._n 531_o that_o by_o their_o unite_n with_o a_o distemper_a humour_n a_o three_o body_n may_v be_v produce_v not_o so_o offensive_a to_o nature_n p._n 547_o n_n nitre_n not_o the_o grand_a efficient_a of_o cold._n p._n 104_o of_o the_o effect_n of_o nitre_n in_o freeze_a p._n 131_o of_o the_o aerial_a noctiluca_n p._n 245_o of_o the_o reason_n of_o noctilucas_n p._n 247_o of_o the_o icy_a noctiluca_n p._n 255_o of_o the_o subtlety_n of_o its_o part_n p._n 259_o o_o oly_a of_o vitriol_n and_o salarmoniack_a mix_v together_o p._n 8_o a_o hydrostatical_a way_n of_o estimate_v oar_n p._n 321_o p_o of_o the_o primum_fw-la frigidum_fw-la p._n 99_o a_o chemical_a analysis_n of_o pearl_n p._n 370_o of_o the_o porosity_n of_o body_n p._n 440_o of_o the_o porosity_n of_o animal_n body_n p._n 450_o the_o effect_n of_o putrefaction_n and_o fermentation_n on_o human_n blood_n p._n 485_o r_n what_o refrigeration_n depend_v on_o p._n 6_o strange_a report_n p._n 373_o s_n of_o the_o different_a pressure_n of_o solid_n and_o fluid_n p._n 272_o of_o the_o serum_n of_o human_n blood_n p._n 474_o of_o the_o spirit_n of_o human_n blood_n p._n 483_o spirit_n of_o human_a blood_n what_o p._n 487_o of_o what_o classis_fw-la of_o saline_n body_n it_o be_v of_o p._n 488_o whether_o different_a from_o spirit_n of_o urine_n etc._n etc._n p._n 490_o of_o its_o proportion_n to_o the_o substance_n it_o be_v draw_v from_o p._n 491_o of_o its_o consistence_n and_o specific_a gravity_n p._n 492_o of_o its_o odour_n taste_n and_o colour_n p._n 494_o of_o its_o dissolve_v power_n p._n 495_o of_o the_o coagulate_a power_n of_o spirit_n of_o human_n blood_n p._n 499_o of_o its_o precipitate_v power_n p._n 500_o of_o its_o affinity_n with_o some_o chemical_a oil_n etc._n etc._n p._n 501_o of_o the_o relation_n betwixt_o spirit_n of_o human_a blood_n and_o air._n p._n 504_o of_o its_o hostility_n with_o acid_n etc._n etc._n p._n 506_o of_o its_o medicinal_a virtue_n p._n 508_o 511_o t_n the_o effect_n of_o a_o mixture_n of_o salt_n of_o tartar_n and_o water_n p._n 193_o what_o tincture_n may_v be_v draw_v with_o spirit_n of_o human_n blood_n p._n 497_o five_o title_n for_o the_o natural_a history_n of_o human_a urine_n p._n 472_o w_n of_o the_o ascent_n of_o water_n in_o weather-glass_n p._n 30_o of_o the_o expansion_n of_o water_n and_o other_o freeze_a liquor_n p._n 62_o 187_o of_o the_o expansive_a force_n of_o freeze_a water_n p._n 79_o water_n not_o the_o primum_fw-la frigidum_fw-la p._n 702_o the_o weight_n of_o body_n freeze_v and_o unfreeze_v p._n 126_o whether_o â—ot_n water_n freeze_v soon_o than_o cold._n p._n 134_o of_o the_o weight_n of_o water_n in_o water_n p._n 277_o finis_fw-la
the_o open_a air_n and_o it_o be_v relate_v by_o a_o noble_a man_n of_o this_o country_n that_o a_o oak_n be_v dug_n out_o of_o a_o rock_n of_o salt_n be_v so_o hard_o that_o iron_n tool_n can_v scarce_o work_v upon_o it_o yet_o in_o three_o or_o four_o day_n be_v expose_v to_o the_o air_n it_o be_v rot_v and_o it_o have_v be_v observe_v by_o several_a that_o the_o air_n have_v such_o a_o influence_n on_o diaphoretic_a antimony_n that_o if_o it_o be_v long_o expose_v to_o it_o it_o become_v emetic_n from_o which_o observation_n and_o what_o i_o have_v before_o lay_v down_o concern_v quicklime_n the_o air_n seem_v to_o be_v a_o substance_n capable_a of_o be_v assimilate_v by_o every_o body_n principle_n the_o air_n seem_v to_o consist_v of_o all_o sort_n of_o seminal_a principle_n or_o that_o it_o consist_v of_o all_o sort_n of_o seminal_a corpuscle_n so_o that_o any_o body_n may_v find_v a_o substance_n there_o analogous_fw-la to_o it_o and_o fit_a to_o make_v up_o a_o part_n of_o the_o same_o body_n but_o without_o any_o further_a notice_n of_o this_o odd_a surmise_n i_o shall_v subjoin_v the_o follow_a phaenomena_n to_o favour_v my_o suspicion_n the_o first_o be_v that_o though_o the_o juice_n of_o the_o fruit_n of_o the_o tree_n junipa_n which_o the_o indian_n use_v to_o black_a their_o face_n to_o make_v they_o more_o formidable_a to_o their_o enemy_n give_v such_o a_o tincture_n that_o it_o can_v be_v wash_v out_o with_o soap_n yet_o the_o air_n abound_v with_o particle_n of_o such_o a_o nature_n that_o it_o disappear_v in_o ten_o day_n time_n though_o i_o suspect_v that_o it_o in_o a_o great_a measure_n depend_v on_o the_o continual_a excretion_n of_o sweat_n through_o the_o pore_n of_o the_o skin_n 〈…〉_o damascus_n sâ—…_n 〈…〉_o and_o i_o be_o inform_v that_o instrument_n make_v of_o damascus_n steel_n though_o when_o first_o make_v they_o excel_v not_o or_o scarce_o equal_a those_o of_o commoâ—_n 〈◊〉_d yet_o when_o keep_v in_o the_o air_n two_o 〈…〉_o they_o answer_v expectation_n and_o aâ—…_n 〈…〉_o prove_v and_o i_o have_v observe_v that_o 〈…〉_o â—…e_o body_n which_o will_v not_o be_v dissolve_v in_o a_o strong_a menstruum_fw-la nor_o lose_v its_o colour_n by_o fusion_n will_v present_o be_v turn_v black_a if_o expose_v to_o the_o air._n colour_n remarkable_a change_n of_o colour_n it_o be_v observe_v in_o blood_n concrete_v that_o the_o black_a internal_a part_n be_v expose_v to_o the_o contact_n of_o the_o air_n become_v florid_n and_o i_o have_v prepare_v a_o factitious_a concrete_a which_o if_o keep_v to_o the_o fire_n or_o seclude_v from_o the_o air_n will_v be_v of_o a_o red_a colour_n yet_o in_o a_o quarter_n of_o a_o hour_n be_v expose_v to_o the_o air_n it_o will_v turn_v almost_o black_a to_o which_o i_o shall_v add_v that_o a_o inquisitive_a person_n prepare_v a_o medicine_n of_o a_o vegetable_a and_o animal_n substance_n which_o at_o that_o time_n of_o the_o year_n will_v be_v coagulate_v in_o a_o viol_n like_o oil_n of_o aniseed_n but_o if_o unstopped_a and_o expose_v to_o the_o air_n it_o will_v present_o dissolve_v again_o and_o recoagulate_v when_o stop_v up_o again_o the_o consideration_n of_o which_o experiment_n may_v tell_v we_o that_o the_o air_n by_o be_v communicate_v to_o the_o blood_n by_o respiration_n may_v have_v effect_n not_o inconsiderable_a upon_o it_o in_o carry_v off_o its_o fuliginous_a recrement_n to_o what_o have_v hitherto_o be_v deliver_v in_o favour_n of_o our_o suspicion_n it_o may_v be_v add_v that_o there_o be_v anonymous_n substance_n and_o quality_n in_o the_o air_n to_o countenance_v which_o i_o shall_v take_v notice_n of_o those_o various_a and_o odd_a disease_n incident_a both_o to_o man_n and_o beast_n which_o prove_v mortal_a to_o a_o particular_a species_n of_o animal_n and_o in_o particular_a place_n which_o depend_v on_o some_o unknown_a subterraneal_a vapour_n to_o which_o i_o shall_v subjoin_v that_o fernelius_n mention_n a_o plague_n which_o affect_v no_o 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sudor_fw-la anglicus_n in_o the_o 15_o century_n the_o scurvy_a and_o the_o morbus_fw-la hungaricus_n the_o lues_fw-la moraviae_n novus_n morbus_fw-la luneburgensis_fw-la and_o some_o other_o in_o the_o last_o century_n say_v consideration_n draw_v from_o what_o have_v be_v say_v and_o now_o if_o from_o what_o have_v be_v say_v our_o suspicion_n concern_v subterraneal_a and_o sidereal_a steam_n may_v seem_v not_o ill_o ground_v they_o may_v lead_v we_o to_o consider_v the_o follow_a particular_n 1._o whether_o those_o effect_n which_o be_v sometime_o think_v to_o depend_v on_o the_o immediate_a wrath_n of_o god_n and_o the_o intercourse_n of_o angel_n may_v not_o arise_v from_o these_o steam_n who_o quality_n be_v probable_o heteroclite_n and_o unknown_a since_o we_o see_v that_o there_o be_v several_a steam_n disperse_v through_o the_o atmosphere_n which_o cause_n it_o to_o raise_v mercury_n in_o a_o baroscope_n which_o can_v be_v no_o otherwise_o discover_v but_o by_o the_o effect_n they_o have_v on_o the_o air_n make_v evident_a by_o that_o instrument_n and_o this_o consideration_n have_v sometime_o make_v i_o suspect_n that_o even_o the_o sunbeam_n may_v cause_v a_o manifest_a gravity_n in_o the_o atmosphere_n beside_o that_o which_o they_o do_v by_o virtue_n of_o their_o heat_n and_o it_o may_v be_v worth_a enquiry_n whether_o some_o spot_n in_o the_o sun_n upon_o their_o dissolution_n may_v not_o be_v disperse_v through_o and_o cause_v some_o considerable_a effect_n in_o our_o atmosphere_n at_o least_o in_o its_o gravity_n 2._o it_o will_v not_o seem_v improbable_a that_o some_o body_n have_v peculiar_a disposition_n to_o be_v associate_v with_o those_o exotic_a principle_n which_o arise_v from_o subterraneal_a part_n or_o be_v transmit_v from_o the_o planet_n upon_o which_o disposition_n or_o the_o contrary_a what_o we_o call_v sympathy_n and_o antipathy_n depend_v by_o virtue_n of_o such_o disposition_n a_o burning-glass_n refract_v the_o sunbeam_n and_o 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and_o melt_v sulphur_n be_v harden_v in_o the_o same_o mould_v the_o concrete_v mass_n seem_v when_o break_v to_o consist_v of_o flake_n like_o straw_n lie_a parallel_n to_o each_o other_o but_o how_o the_o flake_n of_o tin-glass_n come_v to_o be_v so_o regular_o situate_v and_o whether_o the_o outside_n be_v first_o condense_v the_o contiguous_a liquor_n be_v connect_v by_o apposition_n successive_o as_o it_o move_v within_o the_o crust_v surface_n or_o whether_o it_o be_v otherwise_o effect_v i_o shall_v not_o now_o stay_v to_o examine_v but_o to_o what_o i_o have_v say_v i_o shall_v add_v that_o have_v break_v several_a marchasite_n of_o a_o peculiar_a sort_n i_o find_v they_o to_o consist_v of_o several_a row_n of_o planes_n reach_v from_o the_o inermost_a part_n to_o the_o external_n surface_n and_o in_o those_o which_o be_v somewhat_o cylindrical_o shape_v on_o the_o outside_n these_o rank_n of_o gold_n colour_a particle_n in_o the_o several_a plane_n of_o the_o break_a mineral_n 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eleven_o grain_n and_o a_o half_a though_o it_o seem_v to_o have_v be_v coagulate_v in_o a_o fluid_fw-la medium_fw-la and_o to_o consist_v of_o twelve_o plain_n at_o the_o concourse_n of_o two_o or_o three_o of_o which_o it_o seem_v to_o have_v be_v break_v off_o from_o the_o root_n or_o womb_n yet_o it_o be_v not_o of_o the_o dodecahedron_n of_o geometrician_n for_o whereas_o that_o consist_v of_o twelve_o equilateral_a and_o equiangle_v pentagon_n almost_o all_o the_o plane_n that_o make_v up_o our_o granate_n be_v quadrilateral_a and_o not_o of_o a_o regular_a shape_n or_o magnitude_n for_o one_o of_o they_o seem_v to_o have_v five_o side_n other_o resemble_v a_o rhombus_fw-la some_o a_o rhomboide_n but_o most_o be_v a_o little_o big_a than_o the_o trapezia_n but_o beside_o the_o want_n of_o uniformity_n in_o these_o stone_n i_o observe_v among_o cornish_a diamond_n that_o some_o of_o they_o be_v curious_o and_o geometrical_o shape_v like_o rock-crystal_n have_v each_o six_o side_n 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impregnate_v with_o iron_n that_o it_o be_v not_o much_o heavy_a than_o common_a water_n another_o argument_n may_v be_v draw_v from_o the_o medicinal_a virtue_n of_o stone_n and_o the_o metalline_a or_o mineral_n substance_n as_o well_o from_o opacous_a stone_n as_o opacous_a gem_n etc._n etc._n as_o the_o turquois_n the_o onyx_n the_o sardonix_n etc._n etc._n as_o also_o cat_n eye_n opates_n etc._n etc._n and_o indeed_o i_o much_o question_n whether_o diaphaneity_n depend_v on_o the_o essence_n of_o a_o gem_n since_o it_o may_v rather_o proceed_v from_o the_o position_n of_o the_o part_n of_o a_o pigment_n and_o the_o situation_n of_o the_o pore_n in_o reference_n to_o the_o beam_n of_o light_n but_o wave_v a_o further_a consideration_n of_o this_o matter_n i_o shall_v rather_o subjoin_v that_o precious_a stone_n and_o even_a diamond_n themselves_o have_v sometime_o great_a cloud_n which_o make_v they_o in_o those_o part_n almost_o opacous_a without_o out_o be_v less_o of_o the_o 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which_o be_v dry_v in_o the_o air_n form_v body_n like_o moss_n and_o here_o and_o there_o small_a mushroom_n pretty_o colour_v and_o from_o other_o granate_n i_o obtain_v a_o tincture_n which_o after_o evaporation_n do_v in_o the_o cold_a afford_v saline_a concretion_n but_o so_o small_a that_o their_o figure_n can_v not_o be_v determine_v and_o probable_o be_v trial_n make_v other_o mineral_n concretes_n may_v be_v wrought_v on_o by_o appropriate_v menstruum_n for_o though_o the_o spar_v that_o be_v find_v in_o lead_n mine_n next_o the_o vein_n of_o ore_n be_v semidiaphanous_a and_o usual_o break_v in_o smooth_a and_o glassy_a superficies_n and_o look_n like_o a_o talc_n and_o also_o for_o the_o most_o part_n be_v make_v up_o of_o figure_a particle_n shape_v like_o rhombuus_n or_o rhomboide_n yet_o i_o find_v it_o be_v a_o more_o open_a body_n than_o talk_v be_v dissolve_v in_o spirit_n of_o salt_n without_o the_o assistance_n of_o heat_n but_o i_o be_o apt_a to_o believe_v that_o 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thermae_n and_o acidulae_n reckon_v up_o by_o various_a author_n as_o also_o salt_n spring_n and_o those_o water_n of_o hungary_n and_o other_o part_n which_o yield_v a_o vitriol_n which_o be_v a_o substance_n compound_v and_o decompound_v contain_v a_o saline_n a_o sulphureous_a a_o metalline_a and_o a_o earthy_a part_n and_o if_o water_n may_v be_v thus_o impregnate_v with_o metalline_a part_n it_o be_v no_o difficulty_n to_o apprehend_v how_o a_o lapidescent_n humour_n be_v sufficient_o mix_v with_o and_o proportion_v to_o it_o may_v be_v coagulate_v into_o stony_n stiriae_fw-la and_o from_o such_o like_a coalition_n may_v arise_v those_o precious_a stone_n and_o transparent_a gem_n for_o the_o virtue_n of_o specific_a juice_n be_v so_o powerful_a that_o i_o have_v see_v vegetable_a substance_n sufficient_o harden_v by_o they_o to_o grave_n on_o iron_n and_o i_o have_v a_o substance_n which_o i_o look_v upon_o to_o be_v a_o petrify_v gum_n which_o be_v hard_a enough_o to_o grave_a on_o glass_n and_o if_o the_o part_n of_o mineral_n may_v thus_o by_o be_v dissolve_v in_o water_n be_v mix_v with_o a_o petrify_v body_n by_o this_o mean_n gem_n may_v not_o only_o be_v impregnate_v but_o thence_o receive_v their_o medicinal_a virtue_n as_o the_o nature_n of_o the_o mineral_n be_v different_a in_o quality_n and_o abound_v in_o quantity_n which_o original_a of_o their_o virtue_n may_v be_v rendeed_o probable_a not_o only_o by_o what_o have_v be_v say_v in_o the_o forego_n chapter_n but_o by_o their_o different_a colour_n and_o that_o their_o impregnation_n with_o mineral_n part_n ennoble_v they_o with_o medicinal_a virtue_n be_v evident_a from_o the_o testimony_n of_o experience_n and_o be_v render_v probable_a by_o the_o effect_n of_o a_o loadstone_n which_o though_o a_o much_o hard_a substance_n than_o some_o gem_n emit_v effluvia_fw-la very_o copious_o and_o have_v not_o only_o manifest_a effect_n on_o iron_n but_o humane_a body_n and_o even_o those_o pebble_n with_o which_o they_o counterfeit_v diamond_n have_v be_v cause_v in_o a_o trice_n to_o emit_v copious_a and_o strong_o scent_v steam_n and_o even_o diamond_n the_o hard_a of_o gem_n may_v by_o rub_v be_v cause_v to_o emit_v electrical_a effluvia_fw-la and_o though_o it_o be_v think_v by_o some_o that_o the_o digestion_n of_o a_o man_n stomach_n be_v not_o able_a to_o extract_v the_o metalline_a part_n yet_o there_o may_v be_v a_o great_a congruity_n betwixt_o the_o juice_n of_o our_o body_n and_o the_o mineral_n substance_n with_o which_o they_o be_v impregnate_v than_o we_o be_v aware_a of_o beside_o we_o see_v that_o the_o stomach_n have_v manifest_a effect_n on_o chalybeate_a preparation_n and_o even_o crude_a steel_n itself_o and_o i_o have_v obtain_v a_o tincture_n from_o several_a hard_a body_n and_o even_a gem_n themselves_o by_o a_o liquor_n distil_v from_o a_o vegetable_a substance_n as_o temperate_o qualify_v as_o bread_n and_o that_o the_o natural_a heat_n of_o our_o body_n 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themselves_o may_v have_v distinct_a nature_n and_o peculiar_a quality_n upon_o the_o account_n of_o their_o coalition_n with_o adventitious_a liquor_n and_o if_o petrify_a liquor_n may_v have_v such_o manifest_a effect_n on_o several_a body_n one_o will_v think_v indispose_v to_o petrify_v why_o may_v not_o such_o a_o liquor_n subdue_v transparent_a mineral_n abound_v with_o saline_n sulphureous_a and_o bituminous_a body_n which_o be_v excite_v may_v emit_v their_o most_o subtle_a part_n and_o as_o in_o the_o earth_n there_o be_v severl_n body_n compound_v by_o the_o action_n of_o subterraneal_a fire_n those_o petrify_v may_v enable_v the_o body_n with_o correspondent_a quality_n on_o which_o occasion_n i_o here_o subjoin_v that_o i_o have_v see_v a_o saline_a substance_n which_o be_v form_v in_o the_o bowel_n of_o the_o earth_n like_o that_o which_o be_v artificial_o make_v and_o i_o have_v see_v volatile_a salt_n and_o sulphur_n shoot_n into_o transparent_a crystal_n in_o a_o fluid_fw-la medium_fw-la after_o distillation_n which_o have_v be_v more_o curious_o figure_v than_o several_a gem_n and_o if_o it_o be_v object_v in_o disfavour_n of_o the_o medicinal_a virtue_n of_o gem_n that_o they_o grow_v no_o light_a when_o they_o be_v say_v to_o emit_fw-la effluvia_fw-la i_o shall_v add_v that_o not_o to_o urge_v that_o the_o antimonial_a cup_n impregnate_v wine_n without_o lose_v of_o its_o substance_n and_o that_o mercury_n will_v give_v water_n a_o virtue_n of_o kill_a worm_n by_o be_v boil_v in_o it_o though_o by_o these_o mean_v it_o lose_v nothing_o of_o its_o weight_n i_o shall_v rather_o demand_v how_o it_o appear_v that_o body_n grow_v no_o light_a by_o the_o loss_n of_o their_o effluvia_fw-la and_o though_o in_o some_o case_n the_o gem_n may_v be_v light_a than_o crystal_n yet_o it_o be_v no_o argument_n of_o their_o more_o languid_a effect_n since_o the_o specific_a gravity_n of_o those_o body_n they_o be_v impregnate_v with_o may_v be_v of_o a_o saline_a nature_n