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the_o quantity_n of_o the_o ingredient_n be_v too_o small_a the_o concoagulate_v grain_n will_v be_v so_o too_o and_o the_o success_n will_v not_o be_v so_o conspicuous_a these_o be_v dissolve_v together_o in_o fair_a water_n the_o filtrated_a solution_n be_v set_v to_o evaporate_v in_o a_o openmouth_n glass_n and_o be_v then_o leave_v to_o shoot_v in_o a_o cool_a place_n there_o be_v fasten_v to_o the_o side_n and_o other_o part_n of_o the_o glass_n several_a small_a crystal_n some_o octoedrical_n which_o be_v the_o figure_n proper_a to_o roch-allom_n and_o other_o of_o the_o prismatical_a shape_n of_o pure_a saltpetre_n beside_o some_o other_o saline_n concretion_n who_o be_v distinct_o of_o neither_o of_o these_o two_o shape_n argue_v they_o to_o be_v concoagulation_n of_o both_o the_o salt_n and_o this_o we_o do_v by_o use_v such_o a_o degree_n of_o celerity_n in_o evaporate_n the_o liquor_n as_o be_v proper_a for_o such_o a_o effect_n for_o by_o another_o degree_n which_o be_v 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and_o philosophical_a keep_v i_o from_o be_v of_o their_o opinion_n who_o think_v that_o in_o this_o case_n the_o mercury_n impregnate_v the_o liquor_n as_o it_o be_v by_o irradiation_n rather_o than_o in_o a_o corporeal_a manner_n yet_o the_o eye_n do_v not_o perceive_v that_o even_o limpid_a water_n take_v any_o thing_n from_o clean_a and_o well_o purge_v mercury_n which_o we_o know_v that_o divers_a corrosive_a liquor_n themselves_o will_v not_o work_v upon_o to_o this_o instance_n i_o must_v add_v one_o that_o be_v yet_o free_a from_o exception_n which_o be_v that_o have_v for_o curiosity_n sake_n suspend_v in_o a_o pair_n of_o exact_a scale_n that_o will_v turn_v with_o a_o very_a small_a part_n of_o a_o grain_n a_o piece_n of_o ambergris_n big_a than_o a_o walnut_n and_o weigh_v betwixt_o a_o hundred_o and_o sixscore_a grain_n i_o can_v not_o in_o three_o day_n and_o a_o half_a that_o i_o have_v opportunity_n to_o make_v the_o trial_n discover_v even_o upon_o that_o balance_n 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all_o to_o be_v equal_o diffusive_a of_o their_o particle_n but_o because_o i_o foresee_v it_o may_v be_v doubt_v whether_o lodestone_n like_o odorous_a body_n do_v furnish_v afresh_o of_o their_o own_o all_o the_o corpuscle_n that_o from_o time_n to_o time_n issue_n from_o they_o or_o whether_o they_o be_v not_o continual_o repair_v partly_o by_o the_o return_n of_o the_o magnetical_a particle_n to_o one_o pole_n that_o sally_v out_o of_o the_o other_o and_o partly_o by_o the_o continue_a passage_n of_o magnetical_a matter_n supply_v by_o the_o earth_n or_o other_o mundane_a body_n it_o make_v the_o pore_n or_o channel_n of_o the_o loadstone_n their_o constant_a thorow-fares_a i_o doubt_v not_o but_o it_o will_v make_v it_o more_o probable_a that_o a_o small_a quantity_n of_o matter_n be_v scatter_v into_o invisible_a effluvia_fw-la may_v be_v exceed_o rarify_v and_o expanded_a if_o it_o can_v be_v make_v appear_v that_o this_o little_a portion_n of_o matter_n shall_v for_o a_o considerable_a time_n emit_v multitude_n of_o visible_a part_n and_o that_o in_o so_o close_a a_o order_n among_o themselves_o as_o to_o seem_v in_o their_o aggregate_v but_o one_o entire_a liquor_n endow_v with_o a_o stream-like_a motion_n and_o a_o distinct_a superficies_n wherein_o no_o interruption_n be_v to_o be_v see_v even_o by_o a_o eye_n place_v near_o it_o to_o devise_v this_o experiment_n i_o be_v induce_v by_o consider_v that_o hitherto_o all_o the_o total_a dissolution_n that_o have_v be_v make_v of_o pigment_n have_v be_v in_o liquor_n natural_o cold_a and_o consist_v probable_o of_o much_o less_o subtle_a and_o certain_o of_o much_o less_o agitate_a part_n than_o that_o fluid_v aggregate_v of_o shine_a matter_n that_o we_o call_v flame_n whereas_o i_o argue_v that_o if_o one_o can_v total_o dissolve_v a_o body_n compose_v of_o part_n so_o minute_n as_o those_o of_o a_o metal_n into_o actual_a flame_n and_o husband_n its_o flame_n so_o as_o that_o it_o shall_v not_o immoderate_o waste_v i_o shall_v thereby_o dissolve_v the_o metal_n in_o a_o far_o more_o subtle_a menstruum_fw-la then_o our_o common_a water_n or_o aqua_fw-la fortis_fw-la or_o aqua_fw-la regis_fw-la or_o any_o other_o know_v menstruum_fw-la i_o have_v yet_o employ_v and_o consequent_o the_o attenuation_n and_o expansion_n of_o the_o metal_n in_o this_o true_o igneous_a menstruum_fw-la will_v much_o surpass_v not_o only_o what_o happen_v in_o ordinary_a metalline_a solution_n but_o possible_o also_o what_o i_o have_v note_v in_o the_o three_o chapter_n of_o this_o essay_n about_o the_o strange_a diffusion_n of_o copper_n dissolve_v in_o spirit_n of_o urine_n and_o water_n in_o prosecution_n of_o this_o design_n i_o so_o prepare_v one_o single_a grain_n of_o that_o metal_n by_o a_o way_n that_o i_o elsewhere_o teach_v that_o it_o be_v dissolve_v in_o about_o a_o spoonful_n of_o a_o appropriate_v menstruum_fw-la and_o then_o have_v cause_v a_o small_a glass-lamp_n to_o be_v purposely_o blow_v to_o contain_v this_o liquor_n and_o fit_v it_o with_o a_o socket_n and_o wieck_n we_o light_v the_o lamp_n which_o without_o consume_v the_o wieck_n burn_v with_o a_o flame_n large_a enough_o and_o very_o hot_a and_o seem_v to_o be_v all_o the_o while_n of_o a_o greenish_a blue_a as_o if_o it_o be_v a_o but_o fine_a and_o shine_a solution_n of_o copper_n and_o yet_o this_o one_o grain_n of_o prepare_a metal_n tinge_v the_o flame_n that_o be_v from_o moment_n to_o moment_n produce_v during_o no_o less_o than_o half_a a_o hour_n and_o six_o minute_n and_o now_o if_o we_o consider_v that_o in_o this_o flame_n there_o be_v a_o uninterrupted_a succession_n of_o multitude_n of_o colour_a particle_n new_o extricate_v and_o fly_v off_o in_o every_o of_o those_o many_o part_n wherein_o a_o minute_n of_o time_n may_v either_o actual_o or_o mental_o be_v divide_v and_o if_o we_o consider_v flame_n as_o a_o light_n and_o very_a agitate_a body_n pass_v with_o a_o stream_n upward_o through_o the_o air_n and_o if_o we_o also_o consider_v the_o quantity_n of_o liquor_n that_o will_v as_o i_o shall_v by_o and_o by_o tell_v you_o run_v through_o a_o pipe_n of_o a_o much_o lesser_a diameter_n than_o that_o flame_n within_o the_o compass_n of_o the_o forementioned_a time_n what_o a_o quantity_n of_o the_o stream_a fluid_n we_o call_v flame_n if_o it_o can_v have_v be_v preserve_v and_o collect_v into_o one_o body_n may_v we_o suppose_v will_v appear_v to_o have_v issue_v out_o of_o one_o grain_n of_o copper_n in_o the_o space_n of_o thirty-six_a minute_n and_o what_o a_o multitude_n of_o metalline_a corpuscle_n may_v we_o suppose_v to_o have_v be_v supply_v for_o the_o ting_a of_o that_o flame_n during_o so_o long_a a_o time_n since_o a_o cylindrical_a stream_n of_o water_n fall_v but_o through_o a_o very_a short_a pipe_n of_o glass_n constant_o supply_v with_o liquor_n do_v pass_v at_o such_o a_o rate_n that_o though_o the_o aqueous_a cylinder_n seem_v more_o slender_a by_o half_a or_o perhaps_o by_o two_o three_o or_o better_a than_o the_o flame_n yet_o we_o estimate_v by_o the_o help_n of_o a_o minute-watch_n and_o a_o good_a pair_n of_o scale_n that_o if_o i_o have_v have_v conveniency_n to_o let_v it_o run_v long_o enough_o the_o water_n efflux_v in_o thirty-six_a minute_n the_o time_n of_o the_o flame_n duration_n will_v have_v amount_v to_o above_o nine_o gallon_n or_o reckon_v a_o pint_n of_o water_n to_o contain_v a_o pound_n of_o sixteen_o ounce_n seventy-two_a pound_n chap._n vi_o the_o last_o sort_n of_o instance_n i_o shall_v propose_v to_o show_v the_o strange_a subtlety_n of_o effluvia_fw-la be_v of_o such_o as_o discover_v the_o great_a quantity_n of_o space_n that_o may_v by_o a_o small_a quantity_n of_o matter_n when_o rarify_v or_o disperse_v be_v either_o fill_v as_o to_o sense_n or_o at_o least_o make_v as_o they_o speak_v the_o
and_o incongruity_n of_o their_o bulk_n and_o shape_n to_o the_o pore_n of_o the_o body_n they_o be_v to_o act_v upon_o 5._o by_o the_o motion_n of_o one_o part_n upon_o another_o that_o they_o excite_v or_o occasion_n in_o the_o body_n they_o work_v upon_o according_a to_o its_o structure_n and_o 6_o by_o the_o fitness_n and_o power_n they_o have_v to_o make_v themselves_o be_v assist_v in_o their_o work_v by_o the_o more_o catholic_n agent_n of_o the_o universe_n and_o though_o it_o may_v perhaps_o be_v sufficient_o prove_v that_o there_o be_v several_a case_n wherein_o a_o body_n that_o emit_v particle_n may_v act_v notable_o upon_o another_o body_n by_o this_o or_o that_o single_a way_n of_o those_o i_o have_v be_v name_v yet_o usual_o the_o great_a matter_n be_v perform_v by_o the_o association_n of_o two_o three_o or_o more_o of_o they_o concur_v to_o produce_v the_o same_o effect_n upon_o which_o score_n when_o i_o shall_v in_o the_o follow_a paper_n refer_v a_o instance_n or_o a_o phenomenon_n to_o any_o one_o of_o the_o forementioned_a head_n i_o desire_v to_o be_v understand_v as_o look_v upon_o that_o but_o as_o the_o head_n to_o which_o it_o chief_o relate_v without_o exclude_v the_o rest_n chap._n ii_o take_v those_o thing_n for_o grant_v that_o have_v i_o hope_v be_v sufficient_o prove_v in_o the_o former_a tract_n about_o the_o subtlety_n of_o effluvium_n i_o suppose_v it_o will_v ready_o be_v allow_v that_o the_o emanation_n of_o a_o body_n may_v be_v extreme_o minute_n whence_o it_o may_v be_v right_o infer_v that_o a_o small_a portion_n of_o matter_n may_v emit_v great_a multitude_n of_o they_o now_o that_o the_o great_a number_n of_o agent_n may_v in_o many_o case_n compensate_a their_o littleness_n especial_o where_o they_o act_n or_o resist_v per_fw-la modum_fw-la unius_fw-la as_o they_o speak_v man_n will_v perhaps_o the_o more_o easy_o grant_v if_o they_o take_v notice_n to_o this_o purpose_n of_o some_o familiar_a instance_n we_o see_v that_o not_o only_o lesser_a land-flood_n that_o overflow_v the_o neighbour_a field_n but_o those_o terrible_a inundation_n that_o sometime_o drown_v whole_a country_n be_v make_v by_o body_n single_o so_o so_o small_a and_o inconsiderable_a as_o drop_n of_o rain_n when_o they_o continue_v to_o fall_v in_o those_o multitude_n we_o call_v shower_n so_o the_o aggregate_n of_o such_o minute_n body_n as_o grain_n of_o sand_n be_v heap_v together_o in_o sufficient_a number_n make_v bank_n wherewith_o great_a ship_n be_v sometime_o split_v nay_o and_o serve_v in_o most_o place_n for_o bound_n to_o the_o sea_n itself_o and_o though_o a_o single_a corn_n of_o gunpowder_n or_o two_o or_o three_o together_o be_v not_o of_o force_n to_o do_v much_o mischief_n yet_o two_o or_o three_o barrel_n of_o those_o corn_n take_v fire_n all_o together_o be_v able_a to_o blow_v up_o ship_n and_o house_n and_o perform_v prodigious_a thing_n but_o instead_o of_o multiply_v such_o instance_n afford_v by_o body_n of_o 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they_o cause_v in_o oak_n and_o other_o solid_a wood_n as_o appear_v by_o the_o difficulty_n we_o often_o find_v in_o and_o before_o rainy_n weather_n to_o shut_v and_o open_a door_n box_n and_o other_o wooden_a piece_n of_o work_n that_o be_v before_o fit_a enough_o for_o the_o cavity_n they_o have_v be_v adjust_v to_o i_o may_v here_o urge_v that_o though_o the_o string_n of_o viol_n and_o other_o musical_a instrument_n be_v sometime_o strong_a enough_o to_o sustain_v considerable_a weight_n yet_o if_o they_o be_v leave_v screw_v to_o their_o full_a tension_n as_o it_o frequent_o happen_v they_o be_v oftentimes_o by_o the_o superven_a of_o moist_a weather_n make_v to_o break_v not_o without_o impetuosity_n and_o noise_n but_o it_o may_v suit_v better_o with_o my_o present_a aim_n if_o i_o mention_v on_o this_o occasion_n what_o i_o elsewhere_o more_o full_o take_v notice_n of_o be_v desirous_a to_o try_v what_o a_o multitude_n even_o of_o aqueous_a steam_n may_v do_v i_o cause_v a_o rope_n that_o be_v long_o but_o not_o thick_a and_o be_v in_o part_n sustain_v by_o a_o poultry_n to_o have_v a_o weight_n of_o lead_n so_o fasten_v to_o the_o end_n of_o it_o as_o not_o to_o touch_v the_o ground_n and_o after_o the_o weight_n have_v leisure_n allow_v it_o to_o stretch_v the_o cord_n as_o far_o as_o it_o can_v i_o observe_v that_o in_o the_o moist_a weather_n the_o waterish_a particle_n that_o do_v invisible_o abound_v in_o the_o air_n do_v so_o much_o work_v upon_o and_o shorten_v the_o rope_n as_o to_o make_v it_o lift_v up_o the_o hang_a weight_n which_o be_v if_o i_o mis-rememb_a not_o about_o a_o hundred_o pound_n the_o invisible_a steam_n issue_v out_o of_o the_o wall_n of_o a_o new_o plaster_a or_o white_v room_n be_v not_o sensible_o prejudicial_a to_o those_o that_o do_v but_o transient_o visit_v it_o or_o make_v but_o a_o very_a short_a stay_n in_o it_o though_o there_o be_v a_o charcoal-fire_n in_o the_o chimney_n but_o we_o have_v many_o instance_n of_o person_n that_o by_o lie_v for_o a_o night_n in_o such_o room_n have_v be_v the_o next_o morning_n or_o soon_o find_v dead_a in_o their_o bed_n be_v suffocate_v by_o the_o multitude_n of_o the_o noxious_a vapour_n emit_v during_o all_o that_o time_n and_o here_o i_o think_v it_o proper_a to_o observe_v that_o it_o may_v much_o assist_v we_o to_o take_v notice_n of_o the_o multitude_n of_o effluvia_fw-la and_o make_v we_o expect_v great_a matter_n from_o they_o to_o consider_v that_o they_o be_v not_o emit_v from_o the_o body_n that_o afford_v they_o all_o at_o once_o as_o hailshot_a out_o of_o a_o gun_n but_o issue_n from_o it_o as_o the_o vaporous_a wind_n do_v out_o of_o a_o aeolipil_n well_o heat_v or_o water_n out_o of_o a_o springhead_n in_o continue_a stream_n wherein_o fresh_a part_n still_o succeed_v one_o another_o so_o that_o though_o as_o many_o effluxion_n of_o a_o body_n as_o can_v be_v send_v out_o at_o one_o time_n be_v numerous_a enough_o to_o act_n but_o upon_o its_o superficial_a part_n yet_o the_o emanation_n of_o the_o next_o minute_n may_v get_v in_o a_o little_a far_o and_o each_o small_a portion_n of_o time_n supply_v fresh_a recruit_n and_o perhaps_o urge_v on_o the_o steam_n already_o enter_v the_o particle_n may_v at_o length_n get_v into_o a_o multitude_n of_o the_o pore_n of_o the_o invade_v body_n and_o penetrate_v it_o to_o the_o very_a innermost_a part_n chap._n iii_o i_o come_v now_o to_o show_v in_o the_o second_o place_n that_o the_o subtle_a and_o penetrate_a nature_n of_o effluvium_n may_v in_o many_o case_n cooperate_v with_o their_o multitude_n in_o produce_v notable_a effect_n and_o that_o there_o be_v effluvium_n of_o a_o very_a pierce_a nature_n though_o we_o shall_v not_o now_o inquire_v upon_o what_o account_n they_o be_v so_o we_o may_v evince_v by_o several_a example_n for_o not_o only_o the_o invisible_a steam_n of_o good_a aqua_fw-la fortis_fw-la and_o spirit_n of_o nitre_n do_v usual_o in_o a_o short_a time_n and_o in_o the_o cold_a so_o penetrate_v the_o cork_n wherewith_o the_o glass_n that_o contain_v they_o be_v stop_v as_o to_o reduce_v they_o into_o a_o yellow_a pap_n but_o also_o the_o emanation_n of_o mercury_n have_v be_v sometime_o find_v in_o the_o form_n of_o coagulate_v or_o even_o of_o run_v mercury_n in_o the_o head_n or_o very_a bone_n of_o those_o gilder_n or_o venereal_a patient_n that_o have_v too_o long_o or_o too_o unadvised_o be_v expose_v to_o the_o fume_n of_o it_o though_o they_o never_o take_v quicksilver_n in_o its_o gross_a substance_n chemist_n too_o often_o find_v in_o their_o laboratory_n that_o the_o steam_n of_o sulphur_n antimony_n arsenic_n and_o divers_a other_o mineral_n be_v able_a to_o make_v those_o stagger_v or_o perhaps_o strike_v they_o down_o that_o without_o a_o competent_a wariness_n unlute_v
the_o air_n do_v by_o its_o acid_n or_o other_o particle_n disarm_v if_o i_o may_v so_o speak_v the_o pestilential_a one_o i_o have_v not_o now_o time_n to_o inquire_v no_o more_o than_o whether_o in_o ireland_n and_o some_o few_o other_o country_n that_o breed_n or_o brook_v no_o poisonous_a animal_n that_o hostility_n may_v proceed_v at_o least_o in_o great_a part_n from_o the_o peculiar_a nature_n of_o the_o soil_n which_o both_o from_o its_o superficial_a and_o deep_a part_n constant_o supply_v the_o air_n with_o corpuscle_n destructive_a to_o venomous_a animal_n and_o some_o other_o particular_n that_o may_v be_v pertinent_o enough_o consider_v here_o you_o may_v find_v treat_v on_o in_o other_o paper_n and_o therefore_o at_o present_a i_o shall_v only_o intimate_v in_o a_o word_n that_o have_v purposely_o make_v a_o visible_a and_o last_a stain_n on_o a_o solid_a body_n bare_o by_o cold_a effluvia_fw-la i_o do_v by_o the_o invisible_a and_o cold_a steam_n of_o another_o body_n 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show_v that_o though_o usual_o the_o effluxion_n that_o come_v from_o under_o ground_n be_v ill-scented_n yet_o they_o be_v not_o always_o so_o and_o also_o that_o sulphureous_a exhalation_n even_o from_o cold_a and_o for_o the_o most_o part_n aqueous_a liquor_n may_v retain_v their_o determinate_a nature_n in_o the_o air_n and_o act_v according_o upon_o solid_a body_n themselves_o to_o who_o constitution_n those_o effluvia_fw-la chance_n to_o be_v proportionate_a but_o one_o memorable_a story_n not_o mention_v 〈…〉_z that_o discourse_n be_v too_o much_o to_o our_o present_a purpose_n to_o be_v here_o omit_v especial_o have_v meet_v with_o it_o in_o so_o approve_v a_o author_n as_o the_o experience_a agricola_n who_o have_v mention_v out_o of_o ancient_a historian_n the_o rain_v of_o white_a and_o red_a liquor_n which_o they_o take_v erroneous_o i_o doubt_v not_o for_o milk_n and_o blood_n subjoin_v 236._o ut_fw-la autem_fw-la majorèm_fw-la fidem_fw-la habe_fw-la amus_fw-la annalium_fw-la monumentis_fw-la facit_fw-la res_fw-la illa_fw-la decantata_fw-la quae_fw-la patrum_fw-la memoriâ_fw-la in_o another_o place_n he_o specify_v the_o year_n of_o our_o lord_n in_o suevia_n accidit_fw-la aer_fw-la enim_fw-la ille_fw-la stillavit_fw-la guttas_fw-la quae_fw-la lineas_fw-la vestes_fw-la crucibus_fw-la rubris_fw-la quasi_fw-la sanguineis_fw-la imbuebant_fw-la which_o i_o the_o rather_o mention_v because_o it_o do_v not_o only_o prove_v what_o i_o allege_v it_o for_o but_o may_v keep_v what_o be_v late_o and_o very_o credible_o report_v to_o have_v happen_v in_o divers_a place_n of_o the_o kingdom_n of_o naples_n soon_o after_o the_o fiery_a eruption_n of_o vesuvius_n from_o be_v judge_v a_o phaenomenon_n either_o altogether_o fabulous_a as_o doubtless_o many_o have_v think_v it_o or_o a_o prodigy_n without_o all_o example_n as_o be_v presume_v even_o by_o those_o that_o think_v it_o not_o miraculous_a and_o to_o this_o i_o add_v that_o it_o will_v be_v the_o less_o improbable_a that_o the_o more_o agile_a corpuscle_n of_o subterraneal_a salt_n sulphur_n and_o bitumens_n may_v be_v raise_v into_o the_o air_n and_o keep_v distinct_a nature_n there_o if_o so_o fix_v a_o body_n as_o common_a earth_n itself_o can_v be_v bring_v to_o swim_v in_o the_o air._n and_o yet_o of_o this_o the_o worthy_a writer_n new_o quote_v give_v we_o beside_o what_o annal_n relate_v this_o testimony_n upon_o his_o own_o knowledge_n 263._o certè_fw-la hîc_fw-la kempnicii_n undecimum_fw-la abhinc_fw-la annum_fw-la mense_fw-la septembri_n effluxerunt_fw-la imbres_fw-la sic_fw-la cum_fw-la terra_fw-la lutea_fw-la commisti_fw-la ut_fw-la eâ_fw-la passim_fw-la plateas_fw-la scilicet_fw-la stratas_fw-la viderem_fw-la conspersas_fw-la and_o to_o show_v you_o that_o in_o some_o case_n the_o particle_n even_o of_o vegetable_a body_n may_v not_o so_o soon_o perish_v in_o the_o air_n as_o they_o vanish_v there_o but_o may_v retain_v distinct_a nature_n at_o a_o great_a distance_n than_o one_o will_v think_v from_o the_o body_n that_o copious_o emit_v they_o i_o shall_v add_v that_o have_v desire_v a_o ingenious_a gentleman_n that_o go_v on_o a_o considerable_a employment_n to_o the_o east-indies_n to_o make_v some_o observation_n for_o i_o in_o his_o voyage_n he_o send_v i_o among_o other_o thing_n this_o remark_n that_o have_v sail_v along_o the_o coast_n of_o ceylon_n famous_a for_o cinnamon-tree_n and_o well-scented_n gum_n though_o they_o coast_v it_o almost_o a_o whole_a day_n the_o wind_n that_o then_o chance_v to_o blow_v from_o the_o shore_n bring_v they_o a_o manifest_o odoriferous_a air_n from_o the_o island_n though_o they_o keep_v off_o many_o mile_n perhaps_o twenty_o or_o twenty-five_o from_o the_o shore_n nor_o shall_v this_o be_v think_v incredible_a because_o the_o diffusion_n seem_v so_o disproportionate_a to_o that_o of_o other_o body_n dissolve_v by_o fluids_n as_o for_o instance_n though_o salt_n be_v a_o active_a body_n and_o 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to_o be_v imbue_v with_o the_o distinct_a scent_n of_o cinnamon_n and_o
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out_o with_o any_o briskness_n cause_v then_o something_o to_o be_v write_v with_o dissolve_v sublimate_n upon_o a_o piece_n of_o paper_n we_o fold_v the_o paper_n with_o the_o write_a side_n inward_o and_o then_o enclose_v this_o in_o the_o midst_n of_o six_o sheet_n of_o paper_n lay_v one_o upon_o another_o not_o place_v one_o within_o another_o and_o fold_v up_o in_o the_o form_n of_o a_o ordinary_a letter_n or_o packet_n to_o be_v seal_v that_o the_o edge_n of_o the_o enclose_v paper_n be_v insert_v one_o within_o the_o other_o the_o fume_n may_v not_o get_v into_o this_o write_a paper_n but_o by_o penetrate_v through_o the_o leave_v themselves_o this_o do_v that_o side_n of_o the_o packet_n on_o which_o there_o be_v no_o commissure_n and_o on_o which_o be_v it_o to_o be_v send_v away_o the_o superscription_n shall_v be_v write_v be_v lay_v upon_o the_o orifice_n of_o the_o vial_n which_o as_o be_v before_o intimate_v be_v some_o inch_n high_o than_o the_o surface_n of_o the_o 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the_o utmost_a though_o this_o liquor_n have_v be_v so_o long_o keep_v and_o so_o often_o unstopped_a to_o try_v conclusion_n with_o it_o that_o it_o have_v probable_o lose_v a_o good_a part_n of_o the_o most_o spirituous_a and_o pierce_a particle_n new_a experiment_n to_o make_v the_o part_n of_o fire_n and_o flame_n stable_a &_o ponderable_a by_o the_o honourable_a robert_n boyle_n london_n print_v by_o william_n godbid_v for_o moses_n pitt_n at_o the_o sign_n of_o the_o white_a hart_n in_o little_a britain_n 1673._o a_o preface_n show_v the_o motive_n design_n and_o part_n of_o the_o ensue_a tract_n the_o inducement_n which_o put_v i_o upon_o the_o attempt_n express_v in_o the_o title_n of_o this_o essay_n be_v chief_o these_o first_o i_o consider_v that_o the_o interstellar_n part_n of_o the_o universe_n consist_v of_o air_n and_o aether_n or_o fluids_n analogous_a to_o one_o of_o they_o be_v diaphanous_a and_o that_o the_o aether_n be_v as_o it_o be_v a_o vast_a ocean_n wherein_o 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about_o which_o it_o be_v every_o way_n diffuse_v and_o with_o which_o it_o be_v sometime_o in_o great_a portion_n mingle_v as_o in_o the_o water_n which_o together_o with_o the_o earth_n make_v up_o the_o globe_n we_o inhabit_v and_o the_o nature_n of_o diaphanous_a body_n be_v such_o that_o when_o the_o sun_n or_o any_o other_o luminous_a body_n illustrate_v they_o that_o which_o we_o call_v light_n do_v so_o penetrate_v and_o mix_v itself_o per_fw-la minima_fw-la with_o they_o that_o there_o be_v no_o sensible_a part_n of_o the_o transparent_a body_n uninlightn_v i_o think_v it_o worth_a the_o enquiry_n whether_o a_o thing_n so_o vast_o diffuse_v as_o light_n be_v be_v some_o thing_n corporeal_a or_o not_o and_o whither_o in_o case_n it_o be_v it_o may_v be_v subject_v to_o some_o other_o of_o our_o sense_n beside_o our_o sight_n whereby_o we_o may_v examine_v whether_o it_o have_v any_o affinity_n with_o other_o corporeal_a being_n that_o we_o be_v acquaint_v with_o here_o below_o i_o do_v not_o all_o this_o while_n forget_v that_o the_o peripatetic_n make_v light_a a_o mere_a quality_n and_o that_o cartesius_n ingenious_o endeavour_v to_o explicate_v it_o by_o a_o modification_n of_o motion_n in_o a_o aetherial_a matter_n but_o i_o remember_v too_o that_o the_o atomist_n of_o old_a and_o of_o late_a the_o learned_a gaffendus_n and_o many_o other_o philosopher_n assert_v light_a to_o be_v corporeal_a and_o that_o some_o tear_n since_o though_o i_o decline_v to_o pass_v my_o judgement_n about_o the_o question_n yet_o i_o have_v employ_v argument_n that_o appear_v plausible_a enough_o to_o show_v that_o it_o be_v not_o absurd_a to_o suppose_v that_o the_o sun_n which_o be_v the_o fix_a star_n most_o know_v to_o we_o may_v be_v a_o fiery_a body_n and_o therefore_o doubt_v whether_o the_o corporeity_n of_o light_n will_v be_v in_o haste_n determine_v by_o mere_a ratiocination_n i_o think_v it_o very_o well_o worth_a the_o endeavour_v to_o try_v whether_o i_o can_v do_v any_o thing_n towards_o clear_v the_o dispute_n of_o it_o by_o experiment_n especial_o be_v persuade_v that_o though_o such_o a_o attempt_n shall_v be_v ineffectual_a it_o will_v but_o leave_v the_o controversy_n in_o its_o former_a state_n without_o prejudice_v either_o of_o the_o contend_a hypothesis_n and_o yet_o if_o it_o shall_v prove_v successful_a the_o consequence_n of_o it_o will_v be_v very_o great_a and_o useful_a towards_o the_o explicate_a of_o divers_a phaenomena_n in_o divers_a part_n of_o natural_a philosophy_n as_o in_o chemistry_n botanic_n and_o if_o there_o be_v any_o such_o the_o allowable_a part_n of_o astrology_n nor_o perhaps_o will_v it_o be_v impossible_a by_o the_o help_n of_o slight_a theorical_a alteration_n to_o reconcile_v the_o experiment_n i_o design_v to_o either_o of_o the_o abovementioned_a hypothesis_n and_o so_o as_o to_o the_o explication_n of_o