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 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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
substantial_a form_n be_v examine_v i_o shall_v brief_o consider_v the_o physical_a argument_n usual_o allege_v for_o the_o proof_n of_o they_o the_o first_o be_v the_o spontaneous_a cool_n of_o hot_a water_n a_o action_n usual_o attribute_v to_o the_o power_n of_o the_o substantial_a form_n which_o may_v be_v plausible_a be_v it_o not_o otherwise_o to_o be_v explain_v for_o body_n esteem_v cold_a have_v their_o part_n in_o a_o less_o agitation_n than_o the_o natural_a juice_n about_o the_o sensory_a cause_n that_o sensation_n but_o when_o the_o part_n of_o that_o water_n by_o the_o heat_n of_o the_o fire_n be_v put_v into_o a_o violent_a motion_n strong_a than_o that_o of_o the_o part_n of_o matter_n about_o our_o sensory_a it_o become_v hot_a which_o hot_a water_n be_v remove_v from_o the_o fire_n and_o the_o agitation_n of_o its_o part_n be_v diminish_v it_o return_v to_o its_o just_a temperature_n to_o effect_v which_o a_o substantial_a form_n be_v no_o more_o requisite_a than_o 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the_o several_a season_n of_o the_o year_n and_o temperature_n of_o the_o air_n which_o be_v evident_a from_o the_o different_a effect_n it_o have_v on_o weather-glass_n so_o that_o the_o accident_n observable_a in_o most_o body_n depend_v on_o agent_n and_o efficient_a cause_n which_o produce_v in_o matter_n what_o in_o the_o precedent_n chapter_n we_o call_v a_o essential_a form_n and_o there_o be_v no_o need_n of_o a_o substantial_a form_n to_o keep_v those_o accident_n together_o since_o they_o will_v continue_v in_o the_o same_o state_n till_o some_o other_o agent_n work_v on_o they_o which_o be_v strong_a enough_o to_o destroy_v and_o change_v the_o texture_n and_o form_n of_o that_o matter_n which_o agent_n the_o assistance_n of_o a_o substantial_a form_n be_v not_o able_a to_o resist_v the_o body_n in_o spite_n of_o the_o peripatetic_a doctrine_n must_v be_v change_v a_o instance_n of_o which_o we_o have_v in_o lead_n which_o though_o when_o melt_v it_o return_v to_o its_o pristine_a state_n upon_o cool_a if_o it_o be_v long_o continue_v upon_o a_o violent_a fire_n will_v be_v turn_v into_o a_o red_a brittle_a glass_n and_o lose_v all_o its_o former_a quality_n and_o retain_v those_o new_a acquire_v one_o till_o some_o powerful_a extrinsic_a agent_n cause_n a_o fresh_a change_n on_o the_o contrary_a orange_n tamarind_n senna_n and_o several_a other_o body_n retain_v the_o same_o quality_n when_o gather_v and_o remove_v from_o the_o soul_n of_o the_o tree_n and_o without_o the_o influence_n of_o its_o form_n which_o they_o have_v before_o whilst_o grow_v and_o the_o colour_n of_o snow_n soon_o perish_v notwithstanding_o its_o substantial_a form_n its_o texture_n be_v alter_v by_o a_o dissolution_n form_n the_o part_n of_o a_o body_n may_v adhere_v without_o the_o help_n of_o a_o substantial_a form_n but_o there_o be_v still_o another_o argument_n general_o allege_v in_o favour_n of_o substantial_a form_n which_o be_v that_o without_o they_o the_o 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and_o a_o corrosive_a menstruum_fw-la yet_o have_v all_o the_o quality_n of_o natural_a vitriol_n and_o as_o to_o the_o second_o part_n of_o the_o argument_n viz._n that_o the_o part_n of_o a_o body_n can_v not_o be_v unite_v into_o one_o without_o a_o sustantial_a form_n i_o answer_v that_o a_o connexion_n of_o part_n convenient_o figure_v be_v sufficient_a as_o when_o a_o pear_n be_v graft_v on_o a_o white-thorn_n or_o a_o plum_n be_v inoculate_v on_o a_o apricock_n there_o be_v a_o union_n of_o two_o different_a form_n mere_o by_o a_o connexion_n of_o the_o part_n of_o matter_n and_o the_o part_n graft_v or_o inoculate_v receive_v nourishment_n as_o natural_o as_o if_o they_o be_v suppose_v to_o be_v join_v by_o a_o substantial_a form_n to_o a_o stock_n of_o the_o same_o form_n and_o texture_n with_o themselves_o another_o instance_n of_o union_n by_o a_o connexion_n of_o certain_a figure_a part_n we_o have_v in_o glass_n where_o the_o particle_n of_o sand_n be_v link_v together_o with_o the_o saline_n once_o by_o the_o help_n of_o colliquation_n and_o the_o violent_a action_n of_o the_o fire_n but_o to_o conclude_v i_o be_o not_o ignorant_a that_o it_o be_v allege_v in_o favour_n of_o substantial_a form_n that_o they_o render_v natural_a philosophy_n much_o more_o perfect_a and_o that_o it_o will_v be_v very_o imperfect_a without_o they_o which_o come_v to_o no_o more_o than_o that_o if_o we_o must_v not_o explain_v thing_n difficult_a by_o thing_n unknown_a we_o must_v be_v imperfect_a where_o i_o think_v the_o imperfection_n be_v not_o at_o all_o remedy_v for_o shall_v it_o be_v ask_v why_o jet_n attract_v straw_n or_o why_o rhabarb_n be_v a_o cholagogue_n and_o the_o answer_n shall_v be_v by_o reason_n of_o their_o substantial_a form_n it_o will_v be_v all_o one_o as_o to_o say_v by_z i_o know_v not_o what_o because_o those_o form_n be_v unknown_a be_v therefore_o in_o thing_n pure_o appertain_v to_o natural_a philosophy_n unwilling_a to_o believe_v what_o be_v not_o intelligible_a i_o shall_v leave_v the_o doctrine_n of_o substantial_a form_n to_o those_o that_o have_v clear_a head_n than_o myself_o and_o shall_v rather_o proceed_v upon_o intelligible_a principle_n modification_n the_o form_n of_o a_o body_n be_v its_o essential_a modification_n i_o shall_v therefore_o brief_o intimate_v what_o have_v be_v deliver_v before_o concern_v our_o notion_n of_o form_n viz._n that_o the_o form_n of_o a_o body_n be_v its_o essential_a modification_n and_o though_o matter_n at_o the_o first_o beginning_n of_o thing_n have_v both_o form_n and_o motion_n from_o the_o wise_a creator_n of_o thing_n yet_o now_o the_o various_a form_n of_o body_n depend_v on_o the_o effect_n of_o local_a motion_n which_o divide_v and_o various_o transpose_v and_o so_o alter_v both_o the_o texture_n and_o form_n of_o natural_a body_n though_o i_o say_v at_o the_o creation_n the_o part_n of_o matter_n be_v guide_v by_o a_o supreme_a power_n so_o as_o to_o convene_v into_o a_o orderly_a and_o well_o contrive_v fabric_n chap._n iu_o consideration_n concern_v subordinate_a form_n as_o they_o be_v usual_o hold_v by_o several_a learned_a modern_a philosopher_n it_o be_v usual_o hold_v by_o several_a modern_a philosopher_n that_o beside_o the_o specific_a form_n of_o a_o body_n form_n the_o notion_n of_o modern_a philosopher_n concern_v subordinate_a form_n there_o be_v several_a subordinate_a form_n in_o determinate_a part_n of_o it_o subservient_fw-fr to_o that_o which_o be_v the_o common_a form_n of_o the_o whole_a substance_n and_o which_o upon_o the_o dissolution_n of_o a_o body_n become_v specific_a form_n themselves_o the_o specific_a form_n which_o preside_v over_o they_o before_o be_v destroy_v as_o when_o in_o a_o live_a animal_n the_o soul_n which_o be_v the_o specific_a form_n of_o that_o animal_n body_n be_v separate_v from_o it_o the_o form_n which_o be_v before_o lodge_v in_o every_o part_n as_o subordinate_a
fire_n be_v increase_v the_o matter_n begin_v to_o melt_v in_o the_o retort_n make_v a_o noise_n not_o unlike_a to_o vitriol_n when_o bring_v to_o a_o fusion_n in_o a_o calcine_v pot_n which_o circumstance_n constant_o accompany_v this_o experiment_n whereas_o the_o same_o experiment_n be_v again_o try_v we_o scarce_o can_v find_v either_o in_o the_o retort_n or_o receiver_n the_o least_o run_v mercury_n 3._o the_o lump_n of_o metal_n in_o the_o retort_n be_v heavy_a by_o more_o than_o two_o ounce_n some_o of_o the_o plate_n be_v too_o thick_a and_o yet_o retain_v their_o shape_n and_o malleableness_n the_o other_o be_v change_v into_o a_o brittle_a lump_n like_o a_o piece_n of_o good_a benjamin_n which_o when_o break_v be_v of_o divers_a colour_n and_o almost_o transparent_a 4._o but_o this_o lump_n be_v divide_v into_o small_a piece_n and_o expose_v to_o the_o air_n in_o white_a paper_n in_o a_o night_n time_n it_o be_v colour_a like_a verdigreese_v on_o the_o outside_n which_o by_o its_o long_a continuance_n in_o the_o air_n penetrate_v deep_o yet_o the_o paper_n which_o it_o stain_v be_v tinge_v with_o a_o green_a incline_v to_o yellow_a and_o here_o we_o may_v take_v notice_n of_o the_o strange_a subtlety_n of_o the_o air_n which_o alter_v some_o of_o these_o fragment_n so_o that_o they_o be_v cover_v over_o with_o a_o powder_n like_o viride_fw-la aeris_fw-la notwithstanding_o they_o be_v shut_v up_o in_o a_o close_a box._fw-la 5._o here_o i_o shall_v observe_v that_o several_a copper_n plate_n off_o which_o sulphur_n have_v be_v draw_v have_v not_o their_o shape_v alter_v in_o the_o least_o but_o be_v colour_v over_o with_o a_o white_a silver_n colour_n which_o penetrate_v the_o whole_a substance_n of_o they_o be_v much_o more_o glorious_a within_o than_o on_o the_o surface_n of_o the_o metal_n so_o that_o we_o suspect_v the_o sublimate_n to_o be_v adulterate_v with_o arsenic_n but_o that_o it_o retain_v its_o malleableness_n which_o arsenic_n usual_o take_v away_o 6._o we_o think_v it_o more_o considerable_a because_o the_o venus_n of_o the_o copper_n be_v so_o unlock_v that_o the_o foremention_v transparent_a substance_n will_v melt_v like_o rosin_n and_o burn_v with_o a_o last_a flame_n if_o lay_v on_o a_o red-burning_a coal_n or_o hold_v to_o a_o candle_n much_o like_o the_o flame_n of_o sulphur_n only_o more_o green_n to_o these_o phaenomena_n afford_v by_o sublimate_n and_o copper_n i_o shall_v join_v some_o observe_v in_o the_o like_a experiment_n with_o sublimate_n and_o silver_n we_o put_v ten_o thin_a silver_n plate_n into_o a_o well-coated_n retort_n with_o double_a the_o weight_n of_o sublimate_n upon_o it_o which_o when_o sublimed_a the_o sublimate_n ascend_v into_o the_o neck_n of_o the_o retort_n in_o which_o be_v to_o be_v find_v several_a portion_n of_o revive_v mercury_n in_o the_o bottom_n of_o the_o retort_n be_v a_o lump_n of_o matter_n which_o can_v scarce_o be_v separate_v from_o the_o glass_n but_o be_v brittle_a and_o of_o a_o pale_a yellow_a and_o much_o of_o the_o same_o weight_n with_o the_o metal_n in_o the_o middle_n of_o the_o lump_n be_v contain_v piece_n of_o silver_n very_o brittle_a but_o not_o total_o dissolve_v this_o rosin_n as_o that_o of_o copper_n when_o moisten_v by_o the_o air_n be_v in_o 24_o hour_n cover_v over_o with_o a_o greenish_a dust_n but_o whether_o it_o be_v the_o result_n of_o sublimate_n work_v on_o the_o copper_n which_o silver_n be_v general_o alloy_v with_o or_o on_o the_o compound_v metal_n i_o will_v not_o dare_v to_o determine_v yet_o it_o be_v usual_a for_o painter_n to_o make_v a_o sine_fw-la kind_n of_o azure_a of_o silver_n by_o corrode_a it_o with_o saline_n body_n all_o that_o i_o shall_v add_v to_o be_v observe_v in_o this_o our_o first_o trial_n be_v that_o this_o rosin_n when_o cast_v upon_o hot_a coal_n continue_v flame_v for_o a_o considerable_a time_n the_o colour_n of_o the_o flame_n be_v very_o like_o that_o of_o copper_n but_o for_o a_o second_o experiment_n we_o make_v use_v of_o a_o ounce_n of_o refiued_a silver_n laminate_v and_o cast_v upon_o double_a its_o quantity_n of_o sublimate_n which_o by_o the_o violent_a force_n of_o the_o fire_n be_v partly_o melt_v we_o find_v in_o the_o retort_n a_o lump_n of_o matter_n which_o in_o some_o place_n next_o the_o glass_n be_v cover_v with_o a_o thin_a plate_n of_o silver_n the_o remain_a part_n of_o the_o metal_n except_o some_o small_a piece_n be_v dissolve_v into_o a_o substance_n neither_o like_a silver_n nor_o any_o other_o metal_n or_o mineral_n in_o which_o process_n it_o be_v strange_a that_o so_o fix_a a_o metal_n shall_v by_o a_o addition_n of_o a_o four_o part_n of_o matter_n be_v so_o alter_v in_o its_o quality_n as_o also_o that_o a_o mass_n of_o a_o amber_n or_o deep_a amethystine_a colour_n some_o of_o who_o part_n on_o he_o upper_a superficies_n be_v of_o a_o light_n yellow_a which_o on_o the_o low_a end_v abrupt_o in_o a_o colour_n not_o far_o from_o a_o black_a one_o shall_v be_v the_o result_n of_o a_o mixture_n of_o two_o white_a body_n nor_o be_v it_o less_o to_o be_v admire_v that_o a_o body_n transparent_a like_o amber_n shall_v be_v make_v of_o so_o opacous_a a_o body_n as_o silver_n mix_v with_o a_o white_a powder_n and_o that_o silver_n instead_o of_o the_o quality_n of_o a_o metal_n shall_v become_v a_o friable_a body_n and_o when_o cut_v with_o a_o sharp_a instrument_n like_o horn_n as_o also_o that_o it_o shall_v be_v change_v into_o a_o body_n apt_a to_o take_v flame_n at_o a_o candle_n which_o before_o be_v difficult_a to_o melt_v these_o experiment_n be_v try_v to_o show_v how_o much_o these_o quality_n depend_v on_o the_o particular_a texture_n of_o body_n i_o take_v two_o distinct_a urinal_n and_o put_v gold_n fine_o laminate_v in_o one_o and_o refine_v gold_n in_o the_o other_o with_o a_o treble_a weight_n of_o sublimate_n to_o each_o which_o though_o raise_v in_o a_o sand-furnace_n alter_v neither_o of_o they_o but_o in_o these_o experiment_n be_v force_v to_o make_v use_n of_o a_o sand-furnace_n i_o can_v not_o employ_v a_o fire_n so_o strong_a as_o i_o can_v have_v wish_v for_o which_o may_v in_o some_o measure_n alter_v the_o phaenomena_n which_o our_o experiment_n may_v have_v otherwise_o afford_v but_o before_o i_o leave_v this_o experiment_n it_o may_v not_o be_v improper_a to_o give_v the_o follow_a advertisement_n viz._n that_o a_o further_a improvement_n may_v be_v make_v of_o this_o experiment_n by_o make_v use_n of_o several_a kind_n of_o sublimate_n which_o may_v easy_o be_v obtain_v by_o raise_v several_a other_o body_n up_o with_o sublimate_n of_o which_o i_o shall_v add_v a_o instance_n for_o have_v sublimed_a a_o mixture_n of_o equal_a part_n of_o sal_fw-la ammoniac_a and_o common_a sublimate_n in_o urinal_n place_v in_o a_o sand-furnace_n i_o obtain_v a_o sublimate_n different_a from_o the_o former_a for_o salt_n of_o tartar_n dissolve_v be_v drop_v into_o the_o common_a sort_n dissolve_v in_o water_n turn_v it_o into_o a_o orange-tawny_a colour_n but_o change_v a_o solution_n of_o the_o other_o into_o a_o liquor_n white_a like_o milk_n to_o try_v the_o effect_n of_o this_o new_a sublimate_n we_o sublimed_a it_o with_o a_o mixture_n of_o copper_n in_o the_o retort_n in_o the_o bottom_n of_o which_o be_v to_o be_v find_v a_o cupreous_a rosin_n which_o will_v as_o the_o other_o abovementioned_a turn_v to_o verdigreese_v but_o it_o be_v very_o remarkable_a in_o this_o experiment_n that_o the_o sublimate_n be_v tinge_v with_o a_o blewish-green_a by_o particle_n of_o the_o copper_n carry_v along_o with_o it_o and_o also_o that_o in_o the_o receiver_n be_v find_v near_o a_o ounce_n of_o liquor_n tinge_v with_o copper_n from_o whence_o it_o appear_v that_o this_o open_v the_o texture_n of_o copper_n more_o powerful_o than_o the_o other_o preparation_n of_o sublimate_n texture_n the_o same_o method_n be_v not_o requisite_a to_o produce_v a_o body_n provide_v the_o result_n be_v of_o the_o like_a texture_n experiment_n iii_o to_o make_v it_o appear_v that_o there_o be_v several_a way_n to_o produce_v the_o same_o quality_n in_o body_n provide_v the_o change_n of_o texture_n be_v the_o same_o i_o shall_v instance_n a_o particular_a experiment_n make_v with_o what_o the_o alkymist_n call_v cornea_n call_v the_o preparation_n of_o luna_n cornea_n luna_n cornea_n have_v dissolve_v refine_v silver_n in_o aqua_fw-la fortis_fw-la and_o filtrate_v the_o solution_n we_o drop_v spirit_n of_o salt_n into_o it_o till_o the_o liquor_n will_v no_o long_o curdle_n which_o be_v filtrate_v through_o cap-paper_n we_o dry_v the_o remain_v substance_n wash_v and_o clear_v from_o its_o salt_n whilst_o it_o remain_v in_o the_o filtre_n by_o run_v fair_a water_n through_o it_o when_o dry_v it_o be_v melt_v into_o a_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 easy_o fusible_a by_o heat_n yet_o be_v not_o inflammable_a like_o nitre_n though_o quick_a coal_n be_v throw_v upon_o it_o in_o a_o crucible_n for_o it_o be_v so_o far_o from_o that_o that_o when_o it_o be_v hot_a enough_o to_o kindle_v sulphur_n it_o neither_o flash_v nor_o flame_v itself_o as_o salt-petre_n usual_o do_v yet_o this_o white_a substance_n be_v keep_v in_o fusion_n for_o a_o while_n with_o a_o little_a piece_n of_o charcoal_n in_o it_o smell_v very_o strong_a of_o sulphur_n and_o have_v a_o very_a fiery_a taste_n on_o the_o tongue_n as_o also_o a_o colour_n very_o red_a encourage_v by_o these_o circumstance_n they_o be_v agreeable_a to_o what_o glauber_n relate_v of_o his_o salt_n and_o since_o he_o make_v use_v of_o vessel_n of_o silver_n i_o judge_v it_o can_v not_o be_v aqua_fw-la fortis_fw-la that_o he_o open_v the_o sea-salt_n with_o nor_o common_a spirit_n of_o salt_n because_o too_o weak_a wherefore_o have_v put_v a_o equal_a weight_n of_o oil_n of_o vitriol_n 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
can_v no_o long_o swim_v in_o it_o but_o obtain_v the_o several_a new_a quality_n before_o mention_v and_o that_o the_o change_n be_v thus_o effect_v we_o have_v reason_n to_o believe_v since_o by_o a_o bare_a circulation_n in_o a_o just_a degree_n of_o heat_n quicksilver_n will_v assume_v the_o form_n of_o a_o powder_n which_o will_v not_o with_o so_o much_o ease_n be_v raise_v by_o the_o fire_n as_o the_o mercury_n itself_o but_o this_o will_v be_v further_o illustrate_v by_o the_o ten_o experiment_n chemist_n inference_n draw_v against_o the_o doctrine_n of_o the_o chemist_n therefore_o to_o draw_v inference_n from_o this_o experiment_n which_o may_v disfavour_v the_o hypostatical_a principle_n of_o the_o chemist_n if_o water_n be_v capable_a of_o be_v change_v into_o earth_n by_o the_o same_o reason_n the_o other_o ingredient_n of_o body_n may_v and_o in_o the_o analization_n of_o body_n there_o may_v be_v a_o transmutation_n of_o substance_n as_o well_o as_o a_o separation_n of_o 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body_n may_v act_v as_o menstruum_n in_o the_o dissolution_n of_o other_o not_o but_o that_o they_o may_v be_v so_o change_v in_o the_o vessel_n of_o plant_n as_o to_o become_v sharp_a and_o powerful_o penetrate_v whether_o the_o weight_n of_o the_o glass-vessel_n be_v diminish_v by_o this_o experiment_n i_o shall_v likewise_o be_v willing_a to_o be_v satisfy_v whether_o water_n itself_o be_v true_o a_o homogeneous_a body_n which_o if_o it_o be_v it_o will_v be_v strange_a that_o without_o the_o help_n of_o a_o plastic_a power_n or_o seminal_a principle_n it_o shall_v be_v so_o transmute_v since_o that_o a_o bare_a convention_n of_o the_o particle_n of_o a_o fluid_a into_o a_o concrete_a shall_v alter_v their_o specific_a gravity_n be_v hard_o if_o not_o impossible_a to_o be_v parallel_v by_o art_n but_o in_o this_o experiment_n it_o be_v further_a remarkable_a that_o oil_n of_o vitriol_n pour_v upon_o this_o powder_n will_v corrode_v it_o and_o that_o by_o a_o effusion_n of_o spirit_n 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before_o deliver_v that_o water_n itself_o be_v subject_a to_o undergo_v such_o considerable_a change_n as_o this_o experiment_n show_v it_o be_v i_o may_v produce_v a_o great_a deal_n more_o on_o this_o occasion_n to_o corroborate_v what_o i_o have_v deliver_v concern_v transmutation_n but_o i_o shall_v only_o add_v that_o i_o as_o well_o as_o two_o several_a person_n who_o i_o employ_v have_v without_o the_o addition_n of_o any_o thing_n obtain_v from_o spirit_n of_o wine_n which_o be_v whole_o inflammable_a a_o considerable_a quantity_n of_o phlegm_n and_o that_o too_o without_o its_o be_v affect_v by_o any_o visible_a body_n experiment_n x._o result_v consider_v able_a change_n may_v be_v wrought_v in_o body_n by_o mixture_n and_o the_o texture_n thence_o result_v to_o conclude_v this_o chapter_n i_o shall_v add_v a_o experiment_n to_o show_v what_o sudden_a production_n and_o alteration_n of_o quality_n may_v be_v effect_v by_o a_o coalition_n of_o the_o small_a number_n of_o ingredient_n general_o take_v for_o homogeneous_a body_n from_o whence_o it_o will_v appear_v that_o the_o change_n of_o body_n in_o themselves_o considerable_a may_v be_v effect_v by_o very_o easy_a mixture_n viz._n have_v by_o degree_n mix_v a_o equal_a weight_n of_o spirit_n of_o wine_n and_o oil_n of_o vitriol_n together_o and_o place_v they_o in_o a_o bolt-head_n stop_v close_o with_o hard_a wax_n and_o a_o cork_n digest_v the_o mixture_n in_o a_o moderate_a heat_n for_o some_o time_n then_o pour_v it_o out_o into_o a_o glass_n cucurbit_n lute_v on_o a_o head_n and_o a_o receiver_n to_o preserve_v the_o subtle_a spirit_n from_o fly_v away_o then_o with_o a_o moderate_a heat_n draw_v off_o the_o spirit_n of_o wine_n till_o the_o drop_v begin_v to_o come_v over-sowrish_a then_o shift_v the_o receiver_n and_o careful_o go_v on_o with_o the_o distillation_n increase_v the_o fire_n till_o as_o much_o be_v draw_v off_o as_o you_o can_v keep_v the_o substance_n remain_v in_o the_o cucurbit_n in_o a_o glass_n well_o stop_v and_o secure_a from_o the_o air._n the_o phaenomena_n exhibit_v by_o this_o experiment_n be_v the_o follow_v first_o that_o the_o spirit_n first_o draw_v from_o these_o two_o inodorous_a body_n be_v endow_v with_o a_o smell_v different_a from_o all_o other_o and_o part_n though_o pleasant_a and_o fragrant_a yet_o very_o subtle_a and_o penetrate_a second_o that_o the_o liquor_n draw_v off_o last_o have_v a_o very_a strong_a sulphureous_a smell_n which_o stink_v and_o affect_v the_o sensory_a so_o powerful_o that_o it_o will_v almost_o take_v away_o one_o breath_n three_o this_o mixture_n yield_v a_o liquor_n which_o will_v mix_v with_o neither_o of_o the_o former_a yet_o be_v very_o subtle_a pleasant_a and_o aromatical_a four_o the_o substance_n remain_v in_o the_o bottom_n of_o the_o vessel_n be_v opacous_a and_o almost_o as_o black_a as_o jet_v and_o withal_o very_o brittle_a five_o and_o though_o it_o be_v make_v up_o of_o two_o liquor_n the_o one_o corrosive_a and_o the_o other_o inflammable_a and_o both_o of_o very_o pungent_a taste_n yet_o be_v it_o void_a of_o taste_n and_o can_v not_o without_o great_a difficulty_n if_o at_o all_o be_v bring_v to_o burn_v six_o neither_o will_v it_o be_v mix_v for_o some_o day_n with_o water_n though_o the_o oil_n and_o spirit_n ready_o diffuse_v themselves_o in_o that_o liquor_n beside_o it_o be_v of_o so_o very_o fix_v a_o nature_n that_o it_o will_v not_o be_v raise_v by_o a_o strong_a and_o last_a fire_n though_o both_o oil_n and_o vitriol_n and_o spirit_n of_o wine_n be_v extreme_o volatile_a and_o now_o have_v thus_o in_o short_a lay_v down_o these_o experiment_n as_o sufficient_a proof_n of_o the_o doctrine_n before_o deliver_v i_o shall_v conclude_v with_o this_o reflection_n viz._n that_o in_o all_o the_o change_n and_o alteration_n that_o have_v be_v effect_v by_o art_n it_o appear_v that_o they_o be_v so_o far_o from_o depend_v on_o the_o imaginary_a substantial_a form_n of_o the_o school_n that_o they_o evident_o appear_v to_o be_v the_o sole_a effect_n of_o local_a motion_n so_o alter_v the_o figure_n and_o size_n of_o the_o minute_n part_n of_o body_n or_o otherwise_o transpose_v they_o as_o upon_o a_o fresh_a association_n and_o coalition_n of_o they_o to_o form_v new_a concretes_n of_o texture_n very_o different_a from_o the_o former_a and_o if_o motion_n bulk_n and_o shape_v together_o with_o peculiar_a texture_n be_v enough_o to_o cause_v so_o many_o different_a phaenomena_n as_o have_v be_v lay_v down_o there_o be_v no_o reason_n why_o other_o quality_n may_v not_o be_v produce_v by_o the_o same_o fertile_a principle_n since_o all_o the_o difference_n betwixt_o the_o work_n of_o nature_n and_o art_n in_o alter_v the_o form_n of_o natural_a body_n lie_v in_o this_o viz._n that_o in_o the_o work_v of_o nature_n active_a and_o passive_a body_n casual_o meet_v together_o and_o
with_o borax_n be_v of_o a_o more_o diluted_a colour_n yet_o by_o be_v urge_v with_o a_o violent_a fire_n it_o be_v colour_n be_v heighten_v blue_n vitriol_n burn_v till_o it_o may_v be_v rub_v to_o a_o powder_n betwixt_o one_o finger_n will_v acquire_v a_o white_a colour_n but_o if_o urge_v by_o a_o great_a heat_n it_o will_v pass_v through_o other_o colour_n as_o grey_a yellowish_a and_o red_a and_o when_o it_o be_v almost_o calcine_v thorough_o it_o will_v be_v of_o a_o dark_a purple_a near_o to_o a_o black_a colour_n to_o these_o i_o may_v add_v that_o crocus_n martis_n per_fw-la se_fw-la be_v not_o so_o near_o a_o white_a as_o the_o iron_n it_o be_v prepare_v from_o and_o that_o judicious_a traveller_n bellonius_fw-la tell_v we_o that_o a_o white_a charcoal_n be_v make_v of_o the_o wood_n of_o oxyceder_n experiment_n v._n though_o camphire_n keep_v in_o close_a glass_n will_v not_o lose_v its_o colour_n by_o heat_n yet_o be_v set_v on_o fire_n in_o the_o free_a air_n it_o emit_v smoke_n copious_o and_o a_o concave_a glass_n with_o a_o hole_n in_o the_o middle_a be_v turn_v upon_o it_o it_o continue_v burn_v and_o cover_v the_o inside_n of_o the_o glass_n with_o a_o black_a soot_n which_o be_v so_o copious_a that_o the_o whole_a substance_n of_o the_o camphire_n seem_v convert_v into_o soot_n experiment_n vi._n rectify_v oil_n of_o vitriol_n be_v gradual_o mix_v with_o essential_a oil_n of_o wormwood_n draw_v over_o with_o store_n of_o water_n in_o a_o alembick_a this_o mixture_n be_v distil_v in_o a_o retort_n where_o the_o caput_fw-la mortuum_n that_o remain_v be_v black_a and_o the_o like_v succeed_v with_o oil_n of_o winter-savory_n make_v use_v of_o instead_o of_o the_o oil_n of_o wormwood_n experiment_n vii_o to_o render_v yellow_a wax_n white_a put_v a_o sufficient_a quantity_n of_o it_o into_o a_o bolt-head_n with_o spirit_n of_o wine_n and_o place_n it_o in_o a_o sand-heat_n gradual_o increase_v till_o the_o wine_n begin_v to_o boil_v and_o then_o the_o wax_n be_v melt_v the_o mixture_n will_v be_v white_a which_o upon_o a_o evaportion_n of_o the_o most_o subtle_a part_n of_o the_o wine_n will_v subside_o into_o less_o room_n than_o before_o and_o one_o thing_n remarkable_a in_o this_o experiment_n be_v that_o the_o yellow_a colour_n will_v neither_o remain_v in_o the_o wax_n nor_o the_o spirit_n of_o wine_n separate_v by_o a_o filtre_n of_o brown_a paper_n whilst_o it_o be_v hot_a experiment_n viii_o two_o part_n of_o sublimate_n be_v mix_v with_o one_o of_o tin-glass_n and_o sublimed_a together_o the_o matter_n which_o ascend_v be_v of_o a_o peculiar_a texture_n make_v up_o of_o thin_a smooth_a soft_a and_o slippery_a plate_n much_o like_o the_o scale_n of_o fish_n and_o of_o a_o shine_a colour_n much_o like_o orient_a pearl_n experiment_n ix_o if_o a_o mixture_n of_o gold_n and_o silver_n be_v cast_v into_o aq._n fortis_fw-la the_o gold_n fall_v to_o the_o bottom_n will_v be_v turn_v black_a though_o neither_o the_o silver_n or_o aq._n fortis_fw-la be_v of_o that_o colour_n it_o be_v look_v upon_o by_o alchemist_n that_o a_o mineral_n abound_v with_o gold_n if_o it_o precipitate_v a_o black_a powder_n and_o it_o have_v be_v observe_v that_o gold_n and_o silver_n refine_v will_v full_o white_z cloth_n by_o rub_v they_o on_o it_o and_o i_o have_v likewise_o take_v notice_n that_o pen_n will_v be_v colour_v black_a by_o a_o silver_n case_n i_o keep_v they_o in_o experiment_n x._o that_o a_o solution_n of_o silver_n will_v colour_v hair_n black_a have_v often_o be_v find_v and_o i_o have_v observe_v that_o silver_n dissolve_v in_o aq._n fortis_fw-la and_o evaporate_v ad_fw-la siccitatem_fw-la and_o clear_v from_o their_o greenish_a blewness_n by_o a_o successive_a affusion_n and_o evaporation_n of_o fair_a water_n this_o calx_fw-la be_v lay_v either_o upon_o the_o skin_n or_o haft_n of_o knife_n will_v stain_v they_o with_o a_o last_a black_a colour_n experiment_n xi_o in_o order_n to_o discover_v the_o reason_n of_o the_o blackness_n of_o negro_n and_o the_o colour_n of_o fox_n and_o hare_n as_o well_o as_o other_o animal_n i_o shall_v subjoin_v some_o collection_n i_o have_v make_v for_o that_o purpose_n and_o first_o though_o it_o be_v believe_v that_o the_o blackness_n of_o the_o skin_n of_o negro_n depend_v on_o the_o heat_n of_o the_o sun_n which_o in_o other_o hot_a country_n be_v observe_v to_o darken_v the_o complexion_n of_o man_n more_o than_o in_o england_n yet_o i_o be_o apt_a to_o believe_v that_o something_o else_o be_v requisite_a to_o the_o production_n of_o those_o colour_n beside_o the_o influence_n of_o the_o sun_n since_o we_o see_v that_o infant_n be_v of_o the_o same_o colour_n beside_o in_o other_o place_n of_o the_o same_o latitude_n the_o people_n be_v observe_v to_o be_v at_o the_o most_o but_o tawny_a and_o several_a nation_n in_o the_o empire_n of_o aethiopia_n situate_v almost_o under_o the_o torrid_a zone_n and_o it_o be_v observe_v by_o traveller_n and_o navigator_n that_o there_o be_v very_o few_o black_n in_o america_n though_o the_o new_a world_n contain_v many_o climate_n and_o reach_n from_o one_o tropic_a to_o another_o and_o though_o the_o dane_n be_v white_a than_o the_o spaniard_n yet_o it_o be_v observe_v that_o the_o swede_n who_o likewise_o inhabit_v those_o cold_a country_n be_v not_o so_o white_a as_o they_o and_o i_o have_v see_v several_a russian_n who_o be_v of_o a_o much_o brown_a complexion_n than_o the_o dane_n though_o these_o be_v say_v to_o proceed_v from_o a_o race_n of_o tartar_n for_o in_o one_o province_n the_o muscovite_n be_v observe_v to_o be_v much_o white_a and_o i_o be_o tell_v that_o negro_n live_v not_o far_o from_o the_o cape_n of_o good_a hope_n which_o be_v beyond_o the_o southern_a tropic_n though_o near_o the_o same_o degree_n of_o latitude_n northward_o divers_a american_n nation_n be_v not_o inhabit_v by_o negro_n and_o the_o inhabitant_n of_o candia_n some_o part_n of_o sicily_n and_o even_o spain_n be_v not_o so_o much_o as_o tawny_a moor_n and_o even_o the_o inhabitant_n of_o greenland_n be_v observe_v to_o be_v of_o a_o olive-colour_n or_o a_o dark_a complexion_n but_o nevertheless_o that_o coldness_n may_v in_o some_o measure_n contribute_v to_o blackness_n or_o whiteness_n appear_v from_o what_o have_v be_v observe_v in_o russia_n and_o livonia_n viz._n that_o hare_n and_o fox_n become_v white_a in_o winter_n and_o regain_v their_o genuine_a colour_n again_o in_o the_o summer_n yet_o in_o curland_n as_o olaus_n magnus_n relate_v they_o vary_v not_o their_o colour_n in_o the_o winter_n though_o this_o country_n be_v only_o severve_v from_o livonia_n by_o the_o river_n dugna_fw-la where_o it_o may_v seem_v too_o strange_a to_o be_v credit_v that_o so_o small_a a_o compass_n as_o that_o river_n take_v up_o shall_v diversity_n the_o effect_n of_o cold_a so_o much_o and_o the_o same_o objection_n may_v be_v make_v in_o respect_n of_o the_o moor_n since_o negro_n inhabit_v on_o one_o side_n the_o river_n cenega_n and_o tawny_a colour_a people_n on_o the_o other_o another_o opinion_n concern_v the_o colour_n of_o negro_n be_v that_o it_o be_v a_o curse_n entail_v upon_o the_o race_n of_o cham._n but_o not_o to_o shift_v off_o the_o natural_a cause_n of_o that_o colour_n by_o fly_v to_o a_o principal_a and_o universal_a cause_n whilst_o there_o be_v no_o necessity_n of_o it_o not_o to_o urge_v that_o the_o curse_v pronounce_v by_o noah_n be_v that_o he_o shall_v be_v a_o servant_n of_o servant_n which_o be_v fulfil_v when_o the_o posterity_n of_o sem_fw-mi subdue_v the_o canaanite_n i_o see_v not_o why_o blackness_n shall_v be_v esteem_v a_o curse_n since_o the_o negro_n be_v so_o much_o content_n with_o it_o that_o they_o paint_v the_o devil_n white_a nor_o do_v i_o think_v blackness_n inconsistent_a with_o beauty_n since_o it_o consist_v in_o a_o sumetry_n of_o part_n and_o good_a feature_n in_o the_o face_n so_o that_o blackness_n can_v reasonable_o be_v account_v a_o curse_n except_o that_o colour_n cause_v their_o body_n to_o be_v more_o scorch_v by_o the_o heat_n of_o the_o sun_n than_o if_o it_o be_v white_a according_a to_o the_o doctrine_n above_o deliver_v but_o i_o be_o rather_o incline_v to_o think_v that_o they_o proceed_v from_o some_o seminal_a influence_n since_o negro_n as_o well_o as_o american_n transplant_v retain_v their_o proper_a and_o native_a colour_n and_o twin_n which_o be_v get_v by_o the_o portugal_n and_o aethiopian_a woman_n be_v sometime_o one_o of_o they_o white_a and_o the_o other_o black_a and_o how_o far_o seminal_a impression_n contribute_v to_o the_o difference_n of_o organical_a part_n appear_v from_o the_o flat_a nose_n and_o blubber_v lip_n of_o most_o negro_n to_o which_o may_v be_v add_v the_o little_a foot_n of_o the_o chinese_n and_o the_o
and_o the_o like_a colour_n be_v afford_v by_o it_o on_o a_o piece_n of_o flat_a glaze_v earth_n and_o some_o of_o the_o same_o be_v drop_v into_o a_o glass_n of_o water_n of_o the_o figure_n of_o a_o invert_v cone_n exhibit_v great-varietys_a of_o crimson_n and_o purple_a and_o when_o the_o litmase_v be_v perfect_o mix_v with_o the_o water_n it_o afford_v a_o glorious_a yellow_n like_o that_o of_o a_o topaz_n when_o a_o few_o drop_n of_o spirit_n of_o salt_n be_v drop_v into_o it_o and_o if_o a_o few_o drop_n of_o a_o solution_n of_o pot-ash_n be_v drop_v into_o it_o they_o subside_v into_o the_o bottom_n of_o it_o will_v afford_v a_o bright_a dilute_a colour_n in_o the_o bottom_n of_o the_o glass_n a_o purple_a above_o that_o and_o a_o deep_a crimson_n betwixt_o that_o and_o a_o yellow_a which_o wrought_v to_o the_o top_n of_o the_o glass_n and_o if_o spirit_n of_o sal_fw-la ammoniac_a be_v pour_v upon_o that_o it_o will_v turn_v part_n of_o the_o yellow_a into_o a_o purple_a or_o crimson_n from_o which_o experiment_n it_o appear_v that_o as_o the_o particle_n of_o a_o pigment_n be_v near_o or_o more_o disperse_v the_o colour_n represent_v by_o they_o vary_v experiment_n xlv_o a_o preparation_n of_o steel_n use_v as_o a_o succedaneum_n of_o spaw-water_n and_o who_o colour_n be_v like_a that_o of_o german_a amethyst_n be_v drop_v into_o rhenish-wine_n afford_v a_o lovely_a green_n but_o water_n or_o spirit_n of_o wine_n will_v not_o receive_v that_o tincture_n from_o it_o and_o to_o satisfy_v myself_o that_o the_o effect_n depend_v not_o on_o any_o acidity_n in_o the_o wine_n i_o impregnated_a water_n with_o spirit_n of_o salt_n but_o notwithstanding_o it_o will_v not_o receive_v a_o green_a tincture_n from_o the_o liquor_n and_o to_o vary_v the_o experiment_n i_o drop_v alkalizate_a and_o urinous_a salt_n into_o the_o green_a tincture_n by_o which_o it_o put_v on_o a_o dirty_a and_o a_o turbid_v colour_n but_o if_o this_o essense_n of_o steel_n be_v drop_v into_o water_n impregnate_v with_o spirit_n of_o salt_n a_o solution_n of_o salt_n of_o pot-ash_n or_o of_o spirit_n of_o sal_fw-la ammoniac_a will_v turn_v it_o yellow_a the_o vitriolate_a salt_n be_v precipitate_v by_o they_o and_o olaus_n wormius_n take_v notice_n of_o a_o rare_a kind_n of_o turn-sole_a which_o will_v communicate_v a_o red_a tincture_n to_o water_n and_o though_o it_o will_v to_o wine_n yet_o spirit_n of_o wine_n will_v not_o be_v at_o all_o tinged_a by_o it_o so_o that_o tincture_n both_o depend_v on_o the_o peculiar_a texture_n of_o the_o body_n that_o receive_v and_o that_o which_o give_v the_o tincture_n experiment_n xlvi_o the_o adventitious_a colour_n of_o metal_n be_v either_o such_o as_o they_o acquire_v by_o the_o action_n of_o the_o fire_n upon_o they_o or_o such_o as_o result_v from_o the_o coalition_n of_o metaline_n particle_n with_o the_o mestruum_fw-la which_o dissolve_v they_o or_o last_o when_o they_o be_v mix_v together_o by_o fusion_n and_o first_o tin_n by_o the_o action_n of_o the_o fire_n be_v calcine_v afford_v a_o white_a calx_fw-la and_o lead_v a_o red_a one_o and_o copper_n calcine_v per_fw-la se_fw-la yield_v a_o dark_a blackish_a powder_n and_o iron_n by_o reverberate_v flame_n may_v be_v turn_v into_o a_o crocus_n and_o mercury_n may_v be_v turn_v into_o a_o red_a powder_n and_o beside_o these_o more_o obvious_a colour_n there_o be_v several_a intermediate_v once_o whilst_o by_o the_o action_n of_o fire_n metal_n be_v a_o calcine_v and_o not_o only_o the_o calces_fw-la but_o the_o glass_n of_o mineral_n vitrify_v per_fw-la se_fw-la be_v of_o colour_n different_a from_o the_o metal_n so_o that_o i_o have_v see_v a_o glass_n make_v of_o silver_n of_o a_o dark_a colour_n and_o not_o only_o metal_n but_o mineral_n may_v be_v bring_v to_o yield_v colour_n by_o the_o action_n of_o the_o fire_n different_a from_o their_o own_o as_o antimony_n afford_v a_o whitish_a grace_n calx_fw-la and_o flower_n various_o colour_a and_o the_o calx_fw-la by_o be_v flux_v will_v yield_v a_o glass_n of_o a_o yellow_a or_o red_a colour_n and_o vitriol_n calcine_v pass_v through_o several_a colour_n before_o it_o come_v to_o be_v of_o a_o dark_a purple_a experiment_n xlvii_o as_o for_o the_o adventitious_a colour_n produce_v by_o the_o union_n of_o metal_n with_o their_o solvent_n gold_n give_v aqua_fw-la regis_fw-la it_o be_v yellow_a colour_n but_o mercury_n give_v no_o considerable_a colour_n to_o aqua_fw-la fortis_fw-la except_o a_o greenness_n or_o blewness_n at_o the_o first_o which_o present_o disappear_v tin_n corrode_v by_o aqua_fw-la fortis_fw-la subside_v in_o the_o form_n of_o curdled_a milk_n or_o eggs._n lead_v dissolve_v in_o spirit_n of_o vinegar_n afford_v a_o clear_a solution_n and_o if_o the_o menstruum_fw-la be_v draw_v off_o appear_v white_a iron_n dissolve_v by_o oil_n of_o vitriol_n dilute_v with_o water_n yield_v a_o green_a vitriolum_fw-la martis_n but_o give_v a_o saffron_n colour_n to_o aqua_fw-la fortis_fw-la or_o a_o yellowish_a red._n common_a silver_n such_o as_o be_v coin_v give_v a_o copper_n tincture_n to_o aqua_fw-la fortis_fw-la but_o such_o as_o be_v refine_v perfect_o give_v a_o bluish_a green_n to_o aqua_fw-la fortis_fw-la and_o spirit_n of_o vinegar_n and_o be_v sublime_v with_o sal_fw-la ammoniac_a it_o afford_v a_o bluish_a sublimate_n and_o indeed_o copper_n dissolve_v in_o several_a menstruum_n will_v yield_v a_o great_a variety_n of_o greenish_a blue_n or_o bluish_a green_a colour_n but_o with_o spirit_n of_o sugar_n and_o turpentine_n it_o afford_v a_o blue_a tincture_n with_o a_o mixture_n of_o green_n and_o to_o show_v that_o the_o adventitious_a colour_n may_v result_v from_o the_o copper_n itself_o as_o well_o as_o the_o salt_n which_o corrode_v it_o i_o moisten_a dantzick_n vitriol_n with_o spital_n and_o then_o rub_v it_o upon_o a_o knife_n it_o give_v it_o a_o reddish_a colour_n like_o that_o of_o copper_n saccharum_fw-la saturni_n with_o spirit_n of_o turpentine_n will_v yield_v a_o red_a balsam_n and_o that_o stone_n which_o helmont_n call_v paracelsus_n his_o ludus_fw-la in_o a_o proper_a menstruum_fw-la afford_v sometime_o a_o yellowish_a and_o sometime_o a_o red_a solution_n and_o before_o i_o leave_v this_o experiment_n i_o shall_v add_v that_o if_o quicksilver_n be_v precipitate_v out_o of_o aqua_fw-la fortis_fw-la with_o spirit_n of_o sea-salt_n or_o sea-salt_n dissolve_v in_o water_n it_o will_v subside_o in_o the_o form_n of_o a_o white_a powder_n but_o if_o it_o be_v precipitate_v with_o a_o alkaly_a it_o yield_v a_o yellow_a tawny_a powder_n but_o if_o the_o menstruum_fw-la be_v draw_v off_o without_o precipitate_v it_o the_o remain_a substance_n will_v vary_v its_o colour_n as_o it_o be_v expose_v to_o different_a degree_n of_o heat_n so_o that_o once_o i_o observe_v the_o white_a calx_fw-la to_o remain_v partly_o in_o the_o bottom_n of_o the_o vial_n of_o a_o deep_a yellow_a and_o in_o some_o part_n red_a the_o remain_a part_n be_v elevate_v in_o the_o form_n of_o a_o red_a and_o ash-coloured_a sublimate_n and_o vermilion_n be_v only_o a_o sublimate_n of_o mercury_n and_o brimstone_n experiment_n xlviii_o to_o show_v that_o metal_n associate_v with_o other_o body_n will_v afford_v different_a colour_n i_o have_v give_v a_o instance_n in_o silver_n which_o give_v glass_n a_o lovely_a golden_a colour_n and_o i_o shall_v now_o add_v that_o i_o be_o tell_v that_o artificer_n paint_v glass_n yellow_a with_o calx_fw-la of_o silver_n and_o i_o have_v obtain_v a_o substance_n of_o a_o saphirine_n blue_n from_o shel-silver_n mix_v with_o powder_n of_o crystal_n glass_n keep_v in_o fusion_n two_o or_o three_o hour_n which_o i_o attribute_v to_o some_o copper_n latent_fw-la in_o the_o silver_n and_o though_o copper_n calcine_v per_fw-la se_fw-la yield_v a_o dark_a colour_v calx_fw-la yet_o it_o tinge_v glass_n green_n but_o be_v keep_v in_o fusion_n with_o 100_o time_n its_o weight_n in_o glass_n it_o afford_v not_o a_o green_a but_o a_o blue_a substance_n which_o whether_o it_o proceed_v from_o the_o action_n of_o the_o mineral_n or_o it_o be_v saline_a part_n only_o or_o both_o i_o must_v not_o stay_v to_o inquire_v but_o to_o proceed_v putty_n make_v of_o tin_n and_o lead_v calcine_v together_o be_v a_o white_a calx_fw-la give_v colliquate_v glass_n the_o resemblance_n of_o white_a amel_n which_o will_v receive_v into_o it_o the_o colour_n of_o divers_a mineral_n which_o will_v endure_v the_o fire_n and_o i_o have_v elsewhere_o take_v notice_n that_o blue_a and_o yellow_a amel_n be_v compound_v will_v afford_v a_o green_n and_o it_o be_v common_o know_v that_o the_o dark_a substance_n call_v zaffora_n will_v give_v glass_n a_o blue_a tincture_n and_o that_o dark_a substance_n term_v magnesia_n from_o its_o similar_v colour_n to_o that_o of_o a_o loadstone_n give_v glass_n not_o only_a colour_n different_a from_o its_o own_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
water_n turn_v syrup_n of_o violet_n green_a and_o ferment_v with_o acid_n 4._o some_o of_o this_o liquor_n be_v contain_v in_o a_o vial_n and_o convey_v into_o our_o pneumatick_a engine_n though_o the_o air_n can_v not_o be_v so_o far_o exhaust_v but_o that_o there_o be_v a_o sufficient_a quantity_n leave_v behind_o to_o kindle_v the_o flame_n yet_o the_o commotion_n occasion_v by_o pump_v will_v be_v as_o if_o it_o be_v ventilate_v or_o blow_v up_o and_o make_v to_o shine_v more_o vivid_o and_o a_o piece_n of_o paper_n moisten_v with_o this_o liquor_n be_v convey_v into_o a_o receiver_n though_o by_o the_o commotion_n of_o the_o receiver_n the_o flame_n seem_v to_o be_v still_o increase_v yet_o in_o those_o part_n betwixt_o the_o fold_n it_o appear_v to_o be_v much_o less_o than_o in_o the_o open_a air_n and_o though_o when_o moist_a air_n be_v let_v in_o again_o the_o flame_n be_v extinguish_v yet_o upon_o a_o removal_n of_o the_o receiver_n when_o the_o paper_n be_v expose_v to_o the_o open_a air_n it_o renew_v its_o flame_n 5._o some_o of_o this_o liquor_n be_v at_o the_o first_o filter_v the_o substance_n remain_v in_o the_o filtre_n be_v enclose_v with_o it_o in_o a_o wide-mouthed_a glass_n it_o become_v luminous_a when_o expose_v to_o the_o air._n and_o another_o piece_n of_o paper_n be_v shut_v up_o in_o another_o glass_n when_o it_o be_v spread_v open_a in_o a_o dark_a place_n several_a flash_n spring_v out_o incessant_o and_o successive_o first_o in_o one_o place_n then_o in_o another_o and_o be_v not_o only_o various_a in_o their_o figure_n but_o have_v frequent_a emication_n and_o tremble_n 6._o some_o of_o this_o luciferous_a matter_n be_v dissolve_v in_o a_o aqueous_a liquor_n which_o be_v transparent_a when_o it_o be_v settle_v though_o a_o moderate_a agitation_n will_v not_o produce_v light_n in_o it_o yet_o be_v set_v in_o a_o sand-heat_n in_o a_o bolt-head_n till_o the_o ball_n be_v too_o hot_a to_o be_v touch_v with_o one_o hand_n i_o cause_v it_o to_o be_v remove_v into_o a_o dark_a place_n and_o find_v that_o it_o have_v acquire_v a_o manifest_a luminousness_n and_o the_o liquor_n be_v various_o agitate_a and_o break_v several_a flake_n of_o light_n ascend_v to_o the_o top_n of_o the_o stem_n and_o when_o the_o liquor_n be_v agitate_a till_o it_o be_v spread_v over_o the_o inside_n of_o the_o ball_n and_o part_n of_o the_o stem_n it_o be_v adorn_v with_o luciferous_a part_n of_o matter_n which_o twinkle_v like_o so_o many_o star_n and_o descend_v in_o line_n some_o of_o which_o be_v very_o oblique_a and_o pleasant_a 7._o once_o i_o observe_v that_o when_o the_o liquor_n contain_v in_o a_o bolt-glass_n be_v not_o very_o hot_a have_v give_v it_o a_o rude_a shake_n a_o spark_n rise_v on_o one_o side_n and_o spread_v all_o over_o the_o cavity_n of_o the_o ball._n and_o to_o what_o have_v be_v observe_v i_o shall_v add_v that_o some_o of_o this_o liquor_n be_v have_v be_v hermetical_o seal_v up_o it_o retain_v its_o luciferous_a quality_n a_o long_a time_n 8._o the_o way_n to_o make_v the_o phosphorus_n balduini_n be_v the_o follow_v viz._n have_v dissolve_v fine_a white_a chalk_n in_o spirit_n of_o nitre_n or_o clean_a aqua_fw-la fortis_fw-la it_o must_v be_v filter_v through_o cap-paper_n and_o the_o clear_a solution_n be_v to_o be_v evaporate_v till_o there_o remain_v a_o dry_a substance_n which_o be_v spread_v over_o the_o inside_n of_o a_o round_a vessel_n which_o will_v endure_v the_o fire_n you_o be_v to_o give_v it_o a_o peculiar_a degree_n of_o heat_n and_o which_o common_o require_v a_o convenient_a shape_a vessel_n whereby_o the_o flame_n or_o heat_n may_v be_v reverberate_v till_o the_o matter_n have_v acquire_v a_o disposition_n to_o retain_v light_a and_o then_o the_o vessel_n must_v be_v cover_v with_o a_o glass_n or_o fine_a crystal_n cover_n to_o keep_v it_o from_o the_o outward_a air._n 10._o the_o process_n which_o we_o take_v to_o make_v our_o airy_a noctiluca_n be_v the_o follow_v we_o take_v a_o considerable_a quantity_n of_o putrify_a urine_n which_o be_v distil_v till_o all_o the_o spirituous_a part_n be_v draw_v off_o after_o which_o the_o superfluous_a moisture_n be_v also_o abstract_v till_o the_o remain_a substance_n be_v bring_v to_o the_o consistence_n of_o a_o thick_a syrup_n which_o be_v well_o incorporate_v with_o three_o time_n its_o weight_n of_o white_a sand_n the_o mixture_n be_v put_v into_o a_o strong_a retort_n to_o which_o a_o large_a receiver_n be_v join_v in_o a_o good_a measure_n fill_v with_o water_n then_o the_o two_o vessel_n be_v careful_o lute_v together_o and_o a_o naked_a fire_n be_v gradual_o administer_v for_o five_o or_o six_o hour_n that_o the_o phlegmatic_a or_o volatile_a part_n may_v come_v over_o first_o when_o this_o be_v do_v the_o fire_n be_v increase_v and_o at_o the_o length_n for_o five_o or_o six_o hour_n make_v as_o strong_a and_o intense_a as_o the_o furnace_n be_v capable_a of_o give_v by_o which_o mean_v good_a store_n of_o white_a fume_n come_v over_o almost_o like_o those_o that_o appear_v in_o the_o distillation_n of_o oil_n of_o vitriol_n which_o when_o they_o be_v pass_v and_o the_o receiver_n grow_v clear_a they_o be_v after_o a_o while_n succeed_v by_o another_o sort_n which_o seem_v in_o the_o receiver_n to_o give_v a_o faint_a blueish_a light_n almost_o like_o that_o of_o little_a burn_a match_n dip_v in_o sulphur_n and_o last_o of_o all_o the_o fire_n be_v very_o vehement_a a_o more_o ponderous_a substance_n pass_v over_o which_o fall_v to_o the_o bottom_n of_o the_o water_n which_o be_v take_v out_o appear_v to_o be_v luciferous_a but_o whether_o the_o shine_a faculty_n depend_v on_o the_o volatile_a and_o spirituous_a part_n of_o this_o animal_n liquor_n or_o of_o the_o fix_a salt_n and_o ponderous_a fetid_a oil_n i_o shall_v not_o determine_v till_o further_a satisfy_v by_o observation_n a_o appendix_n to_o the_o aeerial_a noctiluca_n 1._o some_o luciferous_a matter_n that_o have_v a_o long_a time_n lose_v its_o shine_a faculty_n be_v heat_v by_o the_o fire_n present_o shine_v vivid_o enough_o and_o continue_v to_o do_v so_o whilst_o it_o be_v sufficient_o warm_a but_o in_o a_o few_o week_n it_o likewise_o lose_v this_o disposition_n of_o heat_n and_o though_o some_o consistent_a matter_n have_v lose_v its_o power_n of_o shine_v yet_o the_o superficies_n be_v take_v off_o the_o matter_n that_o lie_v under_o it_o rub_v upon_o my_o hand_n will_v present_o become_v luminous_a 2._o though_o this_o luminous_a matter_n be_v not_o feculent_a yet_o it_o usual_o leave_v some_o of_o its_o gummy_a part_n stick_v to_o the_o side_n of_o the_o vial_n which_o may_v be_v discover_v by_o heat_n the_o vial_n or_o if_o it_o be_v break_v in_o piece_n and_o agitate_a in_o another_o vessel_n for_o by_o that_o mean_n the_o part_n be_v rub_v one_o against_o another_o and_o various_o place_v with_o their_o side_n upward_o and_o downward_o they_o will_v every_o way_n diffuse_v a_o clear_a light_n 3._o a_o twelve_o part_n of_o a_o vial_n be_v fill_v with_o a_o liquid_a phosphorus_n of_o another_o kind_n so_o that_o a_o great_a quantity_n of_o air_n may_v be_v contain_v in_o it_o it_o continue_v to_o shine_v without_o unstop_v the_o vial._n and_o i_o sometime_o observe_v several_a exhalation_n like_o cloud_n or_o aggregate_n of_o smoak_n to_o roll_v to_o and_o fro_o in_o the_o cavity_n of_o the_o vessel_n and_o will_v grow_v much_o more_o lucid_a upon_o shake_v the_o vial._n 4._o when_o it_o have_v lose_v its_o light_n for_o some_o time_n it_o fill_v the_o cavity_n of_o the_o vial_n when_o unstopped_a with_o fume_n which_o like_o those_o of_o the_o other_o noctiluca_n appear_v white_a in_o the_o light_n and_o luminous_a in_o the_o dark_a a_o bolt-head_n half_a full_a of_o this_o luminous_a matter_n be_v seal_v up_o hermetical_o it_o continue_v luminous_a six_o day_n and_o night_n and_o when_o a_o great_a part_n of_o the_o liquor_n be_v pour_v off_o the_o remain_a sediment_n be_v spread_v about_o the_o side_n of_o the_o glass_n by_o invert_v it_o they_o appear_v like_o so_o many_o bright_a twinkle_a star_n in_o a_o clear_a night_n chap._n xxv_o new_a phenomena_n exhibit_v by_o a_o icy_a noctiluca_n or_o a_o solid_a self-shining_a substance_n and_o first_o some_o quality_n of_o the_o noctiluca_n itself_o noctiluca_n some_o quality_n of_o the_o noctiluca_n have_v by_o a_o method_n not_o unlike_o that_o take_v to_o produce_v the_o aerial_a noctiluca_n obtain_v the_o follow_a quality_n in_o it_o and_o first_o it_o come_v over_o in_o distillation_n in_o little_a grain_n of_o different_a shape_v and_o size_n and_o most_o common_o irregular_a be_v void_a of_o colour_n and_o when_o hold_v against_o the_o light_n transparent_a and_o the_o great_a piece_n look_v so_o like_o ice_n
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
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
vitriol_n pour_v upon_o a_o solution_n of_o sal-armon_a to_o make_v it_o appear_v how_o much_o motion_n and_o texture_n may_v contribute_v to_o the_o production_n of_o cold_a we_o gradual_o add_v twelve_o ounce_n of_o water_n to_o a_o equal_a quantity_n of_o salarmoniack_a and_o whilst_o upon_o a_o dissolution_n of_o the_o salt_n the_o water_n become_v cold_a we_o pour_v in_o twelve_o ounce_n of_o oil_n of_o vitriol_n upon_o which_o the_o mixture_n become_v hot_a where_o it_o be_v not_o a_o little_a strange_a that_o though_o salarmoniack_a in_o either_o of_o these_o liquor_n produce_v cold_a yet_o a_o contrary_a effect_n shall_v happen_v upon_o its_o mixture_n with_o both_o together_o the_o reason_n of_o which_o can_v be_v no_o other_o but_o that_o the_o heat_v produce_v by_o the_o two_o liquor_n overpowr_v the_o degree_n of_o cold_a which_o the_o salt_n be_v able_a otherwise_o to_o produce_v experiment_n ix_o the_o effect_n of_o the_o same_o mixture_n be_v so_o uncertain_a sometime_o that_o i_o have_v observe_v that_o have_v place_v a_o thermometer_n in_o eight_o ounce_n of_o spirit_n of_o verdigrease_n and_o gradual_o put_v in_o two_o ounce_n of_o salt_n of_o tartar_n after_o some_o time_n the_o ingredient_n have_v work_v upon_o each_o other_o with_o a_o copious_a froth_n and_o a_o hiss_a noise_n the_o bottle_n be_v something_o warm_a and_o the_o liquor_n in_o the_o thermometer_n raise_v yet_o another_o salt_n be_v mix_v with_o salt_n of_o tartar_n and_o spirit_n of_o verdigrease_n prepare_v without_o spirit_n of_o vinegar_n and_o spirit_n of_o wine_n pour_v upon_o it_o instead_o of_o a_o incalescence_n a_o considerable_a degree_n of_o coldness_n will_v be_v produce_v experiment_n x._o oil_n of_o vitriol_n and_o water_n shake_v together_o upon_o a_o addition_n of_o salarmoniack_a acquire_v a_o sort_n of_o goolness_n but_o if_o oil_n of_o vitriol_n and_o the_o salt_n be_v first_o mix_v upon_o a_o affusion_n of_o water_n they_o become_v hot_a and_o though_o salt_n of_o tartar_n grow_v hot_a in_o water_n yet_o the_o caput_fw-la mortuum_n of_o salt_n of_o tartar_n and_o cinnabar_fw-la distil_v in_o a_o strong_a fire_n produce_v no_o heat_n notwithstanding_o a_o hiss_v nolse_o like_o that_o of_o quicklime_n succeed_v its_o immersion_n effect_n a_o coincident_a disposition_n betwixt_o the_o agent_n and_o the_o patient_a requisite_a to_o the_o production_n of_o their_o effect_n that_o the_o artificial_a production_n of_o cold_a may_v be_v obstruct_v by_o a_o indisposition_n in_o the_o patient_n to_o be_v act_v on_o by_o the_o grand_a efficient_n of_o cold_a i_o have_v learn_v by_o several_a observation_n and_o particular_o by_o note_v that_o though_o oil_n of_o vitriol_n be_v so_o fiery_a a_o liquor_n as_o in_o some_o measure_n to_o have_v the_o effect_n of_o fire_n itself_o and_o to_o dissolve_v ice_n soon_o than_o spirit_n of_o wine_n yet_o a_o pound_n of_o choice_n rectify_v spirit_n of_o wine_n be_v put_v into_o a_o bottle_n except_o a_o little_a at_o the_o top_n it_o be_v whole_o coagulate_v into_o a_o consistent_a mass_n like_o ice_n notwithstanding_o the_o glass_n stand_v in_o a_o elaboratory_n in_o which_o that_o oil_n be_v never_o at_o any_o other_o time_n observe_v to_o congeal_v and_o this_o phenomenon_n be_v the_o more_o remarkable_a because_o the_o oil_n continue_v in_o that_o state_n when_o the_o wether_n be_v too_o moderate_a to_o be_v the_o cause_n of_o such_o a_o effect_n on_o the_o contrary_n i_o have_v observe_v that_o oil_n of_o anniseed_n which_o usual_o coagulate_v with_o a_o less_o degree_n of_o cold_a than_o water_n continue_v undisturbed_a and_o transparent_a without_o the_o least_o coagulation_n in_o a_o very_a frosty_a season_n and_o the_o like_a we_o have_v observe_v in_o camphire_n reduce_v to_o a_o oil_n by_o some_o nitrous_a spirit_n but_o to_o conclude_v this_o section_n if_o heat_n depend_v on_o a_o brisk_a agitation_n of_o the_o particle_n of_o the_o humour_n about_o our_o sensory_a and_o if_o cold_a be_v a_o effect_n of_o a_o less_o degree_n of_o motion_n than_o that_o about_o our_o sensory_a it_o appear_v that_o a_o imminution_n of_o that_o motion_n which_o be_v requisite_a to_o produce_v heat_n be_v sufficient_a to_o cause_v the_o contrary_a quality_n viz._n coldness_n and_o though_o cold_a seem_v in_o such_o a_o sense_n a_o privitive_a quality_n yet_o in_o as_o much_o as_o the_o agent_n which_o cause_v that_o imminution_n act_v positive_o upon_o the_o part_n in_o motion_n it_o may_v be_v esteem_v a_o positive_a quality_n though_o in_o respect_n of_o our_o sensory_a it_o be_v but_o a_o relative_a one_o as_o lukewarm_a water_n will_v appear_v hot_a or_o cold_a as_o the_o hand_n immerse_v in_o it_o have_v either_o be_v expose_v to_o a_o intense_a degree_n of_o cold_a or_o heat_n and_o indeed_o the_o principal_a mistake_n which_o sometime_o occur_v in_o discourse_n concern_v cold_a happen_v upon_o the_o account_n of_o the_o ambiguity_n of_o that_o expression_n which_o 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