those_o former_o mention_v to_o have_v be_v afford_v we_o by_o serum_n and_o urine_n experiment_n x._o have_v find_v by_o trial_n that_o divers_a salt_n some_o that_o be_v volatile_a and_o some_o that_o be_v not_o be_v put_v in_o powder_n into_o water_n will_v whilst_o they_o be_v dissolve_v sensible_o refrigerate_v it_o and_o on_o the_o other_o side_n that_o some_o very_a subtle_a spirit_n actual_o cold_a be_v put_v into_o cold_a water_n will_v quick_o produce_v in_o it_o a_o sensible_a warmth_n i_o think_v it_o will_v not_o be_v amiss_o to_o try_v what_o spirit_n of_o humane_a blood_n will_v do_v when_o employ_v after_o the_o same_o manner_n have_v therefore_o place_v a_o seal_a thermoscope_n in_o a_o open_a mouth_a glass_n furnish_v with_o as_o much_o distil_a water_n as_o will_v cover_v the_o ball_n of_o the_o instrument_n we_o leave_v it_o there_o for_o a_o while_n to_o bring_v the_o internal_a liquor_n and_o the_o external_a to_o the_o same_o degree_n of_o coldness_n then_o we_o 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grain_n shall_v in_o a_o few_o hour_n evaporate_v away_o especial_o be_v leave_v in_o a_o south_n window_n expose_v to_o the_o air_n in_o a_o flat_a piece_n of_o glass_n and_o yet_o several_a day_n after_o if_o i_o mistake_v not_o seven_o or_o eight_o i_o find_v the_o salt_n so_o little_o diminish_v as_o to_o its_o sensible_a bulk_n for_o i_o do_v not_o think_v fit_a to_o weigh_v it_o that_o it_o seem_v to_o have_v waste_v but_o little_a and_o yet_o what_o remain_v have_v scarce_o any_o odour_n at_o all_o that_o i_o who_o organ_n of_o smell_a be_v acute_a enough_o can_v well_o perceive_v notwithstanding_o which_o this_o white_a body_n retain_v a_o saline_a taste_n and_o a_o little_a of_o it_o be_v for_o trial_n sake_n put_v upon_o a_o solution_n of_o common_a sublimate_n in_o fair_a water_n ready_o turn_v it_o white_a so_o that_o it_o seem_v that_o the_o penetrant_fw-la and_o diffusive_a odour_n of_o the_o volatile_a salt_n of_o blood_n proceed_v from_o some_o particle_n much_o more_o subtle_a and_o fugitive_n than_o the_o other_o part_n that_o compose_v it_o but_o this_o experiment_n ought_v to_o be_v reiterated_a with_o differ_v quantity_n of_o salt_n by_o which_o mean_v perhaps_o a_o heedful_a observer_n may_v discover_v whether_o the_o comparative_a fixity_n of_o the_o salt_n that_o remain_v after_o the_o odorous_a particle_n be_v at_o least_o for_o the_o most_o part_n fly_v away_o may_v not_o arise_v from_o their_o coalition_n with_o some_o acid_n corpuscle_n that_o be_v wont_a to_o rove_v up_o and_o down_o in_o the_o air_n and_o adhere_v to_o body_n dispose_v to_o admit_v their_o action_n to_o the_o same_o title_n experiment_n 3_o a_o dram_n of_o volatile_a salt_n of_o humane_a blood_n sublime_v in_o a_o lamp_n furnace_n be_v put_v into_o as_o much_o common_a water_n as_o in_o a_o narrow_a cylindrical_a glass_n serve_v to_o cover_v the_o whole_a ball_n of_o our_o standard_n or_o gage_v thermoscope_n and_o when_o after_o this_o have_v stand_v a_o while_n in_o the_o water_n to_o be_v bring_v to_o its_o temper_n we_o put_v in_o the_o above_o mention_v salt_n the_o tinct_a spirit_n of_o wine_n manifest_o subside_v about_o two_o ten_o part_n of_o a_o inch_n and_o probable_o will_v have_v fall_v low_a if_o there_o have_v be_v more_o water_n in_o the_o vessel_n to_o make_v a_o seasonable_a solution_n of_o the_o salt_n whereof_o a_o considerable_a part_n lie_v undissolved_a at_o the_o bottom_n to_o the_o same_o title_n experiment_n 4._o when_o we_o perceive_v the_o liquor_n to_o subside_o no_o more_o we_o put_v to_o it_o by_o degree_n some_o strong_a spirit_n of_o nitre_n till_o it_o will_v no_o long_o make_v any_o manifest_a conflict_n with_o the_o dissolve_v salt_n the_o event_n of_o which_o trial_n be_v that_o the_o liquor_n in_o the_o thermoscope_n begin_v present_o to_o mount_v and_o continue_v to_o do_v so_o as_o long_o as_o the_o conflict_n last_v at_o the_o end_n of_o which_o we_o find_v by_o measure_n that_o it_o have_v ascend_v more_o than_o three_o inch_n and_o a_o half_a above_o the_o station_n it_o rest_v at_o when_o the_o ebullition_n begin_v to_o the_o same_o title_n experiment_n 5._o the_o figuration_n of_o the_o volatile_a salt_n of_o humane_a blood_n may_v be_v consider_v either_o in_o regard_n of_o the_o single_a grain_n or_o of_o that_o aggregate_v of_o they_o which_o when_o they_o be_v make_v to_o ascend_v to_o the_o top_n of_o the_o glass_n may_v be_v call_v its_o sublimate_n the_o latter_a of_o these_o may_v be_v best_a observe_v when_o the_o saline_n exhalation_n first_o ascend_v and_o fasten_v themselves_o to_o the_o inside_n of_o the_o blind_a head_n or_o other_o glass_n that_o be_v set_v to_o receive_v they_o for_o though_o towards_o the_o end_n of_o the_o operation_n
purposely_o cause_v to_o be_v make_v for_o weigh_v liquor_n nice_o in_o which_o when_o common_a water_n weigh_v 253_o grain_n a_o equal_a bulk_n of_o serum_n weigh_v 302._o and_o because_o i_o suppose_v that_o all_o serum_n of_o humane_a blood_n will_v not_o be_v of_o equal_a specific_a gravity_n i_o think_v fit_a to_o try_v that_o of_o the_o blood_n of_o another_o person_n in_o the_o same_o instrument_n and_o find_v it_o to_o weigh_v two_o grain_n less_o that_o be_v 300_o grain_n in_o all_o 4._o we_o once_o employ_v some_o serum_n that_o can_v not_o be_v or_o at_o least_o be_v not_o pour_v off_o so_o clear_a but_o that_o it_o appear_v of_o a_o red_a colour_n and_o tho'_o we_o filter_v it_o through_o cap-paper_n yet_o a_o good_a number_n of_o the_o ting_a corpuscle_n be_v so_o thorough_o mingle_v with_o it_o that_o the_o liquor_n pass_v through_o the_o filtre_n of_o a_o yellow_a colour_n 5._o to_o try_v whether_o acid_n will_v coagulate_v our_o serum_n as_o i_o have_v find_v they_o will_v some_o other_o animal_n liquor_n i_o drop_v into_o it_o some_o spirit_n of_o salt_n which_o do_v immediate_o produce_v with_o it_o some_o white_a concretion_n that_o quick_o subside_v to_o the_o bottom_n and_o there_o when_o there_o be_v a_o pretty_a quantity_n of_o they_o appear_v like_o a_o very_a light_n and_o tender_a cheese-curd_n the_o like_a operation_n but_o more_o powerful_a have_v oil_n of_o vitriol_n upon_o another_o parcel_n of_o our_o serum_n 6._o we_o drop_v into_o some_o of_o our_o liquor_n good_a spirit_n of_o sal-armoniac_a which_o as_o we_o expect_v rather_o make_v it_o more_o fluid_a than_o do_v appear_v to_o coagulate_v it_o as_o the_o acid_n liquor_n have_v do_v 7._o to_o try_v whether_o these_o precipitation_n do_v not_o more_o proceed_v from_o the_o coalition_n and_o texture_n of_o the_o acid_n salt_n and_o the_o serum_n than_o bare_o from_o the_o peculiar_a action_n of_o those_o salt_n as_o acid_n we_o drop_v into_o another_o portion_n of_o our_o serum_n a_o strong_a alcalisate_n salt_n viz._n oil_n of_o tartar_n per_fw-la deliquium_fw-la which_o instant_o produce_v a_o white_a curd_n as_o the_o spirit_n of_o salt_n have_v do_v but_o not_o as_o it_o seem_v to_o we_o so_o copious_o 8._o we_o pour_v also_o upon_o some_o serum_n high_o rectify_v spirit_n of_o wine_n which_o as_o we_o expect_v do_v present_o coagulate_v some_o part_n of_o it_o into_o a_o white_a curd_n that_o be_v copious_a enough_o but_o appear_v much_o light_a than_o either_o of_o the_o former_a since_o it_o will_v not_o like_v they_o subside_o but_o keep_v at_o the_o top_n of_o the_o liquor_n 9_o to_o try_v also_o what_o a_o salt_n compound_v with_o a_o metal_n will_v do_v upon_o our_o serum_n we_o put_v to_o it_o a_o little_a strong_a solution_n of_o sublimate_n with_o which_o it_o present_o afford_v a_o white_a and_o curdle_a substance_n we_o put_v some_o of_o our_o serum_n upon_o some_o file_n of_o mars_n but_o by_o reason_n of_o the_o colour_n of_o the_o liquor_n itself_o we_o can_v not_o satisfy_v ourselves_o about_o the_o event_n and_o tho'_o we_o afterward_o put_v another_o parcel_n of_o serum_n upon_o file_n of_o the_o same_o metal_n yet_o neither_o do_v this_o give_v we_o satisfaction_n in_o regard_n the_o vial_n have_v be_v mislay_v be_v not_o look_v upon_o again_o till_o many_o day_n after_o at_o which_o time_n the_o liquor_n be_v grow_v so_o thick_a and_o muddy_a that_o we_o can_v not_o well_o discern_v any_o more_o of_o the_o colour_n than_o that_o it_o be_v somewhat_o dark_a but_o not_o either_o black_a or_o blackish_a yet_o by_o a_o trial_n or_o two_o that_o we_o make_v with_o a_o little_a of_o this_o liquor_n it_o seem_v to_o have_v make_v a_o solution_n of_o some_o part_n of_o the_o steel_n for_o put_v it_o to_o some_o fresh_a infusion_n of_o gall_n make_v with_o water_n it_o present_o afford_v a_o copious_a precipitate_v but_o this_o be_v so_o far_o from_o be_v inky_a that_o it_o be_v not_o so_o much_o as_o dark_v colour_v but_o rather_o whitish_a at_o which_o some_o analogous_a experiment_n mention_v in_o another_o treatise_n that_o i_o former_o make_v keep_v i_o from_o wonder_v yet_o i_o shall_v not_o omit_v to_o add_v on_o this_o occasion_n that_o have_v mix_v with_o some_o of_o our_o impregnated_a serum_n a_o convenient_a quantity_n of_o infusion_n of_o gall_n make_v in_o a_o high_o rectify_v vinous_a spirit_n the_o two_o liquor_n do_v not_o only_o afford_v a_o kind_n of_o coagulum_fw-la or_o precipitate_v but_o be_v leave_v together_o for_o some_o hour_n associate_v into_o a_o consistent_a body_n wherein_o the_o eye_n discover_v no_o distinct_a liquor_n at_o all_o 10._o but_o expect_v more_o clear_a success_n by_o put_v some_o of_o our_o liquor_n upon_o file_n of_o copper_n which_o when_o wrought_v upon_o by_o body_n that_n have_v in_o they_o any_o thing_n of_o urinous_a salt_n be_v wont_a to_o give_v a_o conspicuous_a tincture_n we_o according_o find_v that_o the_o metal_n have_v in_o a_o very_a few_o hour_n discolour_a the_o menstruum_fw-la and_o afterward_o the_o vial_n be_v leave_v unstop_v that_o the_o air_n may_v have_v access_n to_o the_o liquor_n it_o begin_v by_o degree_n to_o grow_v more_o and_o more_o blue_n and_o within_o a_o day_n after_o be_v of_o a_o deep_a ceruleous_a colour_n 11._o and_o to_o be_v confirm_v in_o our_o conjecture_n that_o this_o tincture_n proceed_v from_o some_o particle_n of_o volatile_a salt_n latent_fw-la in_o the_o liquor_n we_o mix_v some_o of_o it_o with_o a_o convenient_a quantity_n of_o syrup_n of_o violet_n and_o thereby_o obtain_v what_o we_o look_v for_o namely_o a_o colour_n which_o by_o reason_n of_o the_o action_n of_o those_o particle_n upon_o the_o syrup_n appear_v of_o a_o fine_a green_n 12._o the_o blue_a tincture_n or_o solution_n of_o copper_n mention_v number_n the_o 10_o i_o think_v fit_a to_o keep_v for_o some_o time_n to_o try_v whether_o the_o metalline_a particle_n will_v as_o it_o be_v embalm_v the_o serum_n they_o be_v disperse_v through_o and_o preserve_v the_o liquor_n from_o putrefaction_n and_o in_o effect_n tho'_o the_o vial_n be_v leave_v unstop_v in_o a_o window_n in_o my_o bedchamber_n for_o many_o week_n yet_o i_o who_o organ_n of_o smell_a be_v very_o tender_a and_o who_o do_v often_o put_v the_o vial_n to_o my_o nose_n do_v not_o perceive_v the_o liquor_n to_o grow_v at_o all_o stink_a 13._o about_o â„¥_o ij_o by_o guess_n of_o serum_n of_o humane_a blood_n be_v leave_v in_o a_o unstopped_a vial_n which_o they_o more_o than_o half_o fill_v for_o twenty_o day_n or_o three_o week_n and_o though_o the_o glass_n usual_o stand_v in_o a_o south_n window_n and_o in_o the_o month_n of_o july_n yet_o somewhat_o to_o our_o wonder_n the_o serum_n do_v not_o by_o the_o smell_n appear_v putrefy_v and_o yet_o have_v let_v fall_v a_o considerable_a quantity_n of_o whitish_a sediment_n but_o within_o three_o or_o four_o day_n after_o this_o the_o liquor_n be_v find_v to_o stink_v offensive_o wherefore_o we_o try_v whether_o this_o more_o than_o incipient_fw-la putrefaction_n be_v accompany_v with_o any_o acidity_n but_o can_v not_o perceive_v that_o it_o be_v since_o it_o will_v not_o so_o much_o as_o take_v off_o the_o blue_a colour_n of_o the_o infusion_n of_o lignum_fw-la nephriticum_fw-la or_o our_o succedaneum_n to_o it_o when_o it_o be_v in_o this_o state_n we_o put_v it_o to_o distil_v in_o a_o low_a cucurbite_n with_o a_o gentle_a fire_n to_o try_v if_o from_o this_o fetid_v liquor_n as_o be_v usual_a from_o putrefy_v urine_n the_o spirit_n will_v first_o ascend_v but_o we_o find_v the_o liquor_n that_o first_o come_v over_o to_o be_v so_o little_a spirituous_a or_o saline_n that_o it_o will_v not_o in_o a_o hour_n time_n turn_v syrup_n of_o violet_n green_a but_o yet_o we_o judge_v it_o not_o quite_o destitute_a of_o volatile_a alcaly_a because_o have_v let_v fall_v some_o of_o it_o into_o a_o good_a solution_n of_o sublimate_n it_o present_o make_v at_o white_a precipitate_v 14._o we_o take_v some_o ounce_n of_o serum_n of_o humane_a blood_n filter_v through_o cap_n paper_n to_o free_v it_o from_o all_o concrete_v substance_n and_o have_v commit_v it_o to_o distillation_n in_o a_o small_a retort_n placee_v in_o a_o sand_n furnace_n we_o obtain_v only_o a_o few_o large_a drop_n of_o a_o darkish_a red_a oil_n some_o of_o which_o subside_v to_o the_o bottom_n of_o the_o other_o liquor_n but_o the_o great_a part_n swim_v upon_o it_o we_o obtain_v in_o this_o first_o distillation_n no_o volatile_a salt_n in_o a_o dry_a form_n but_o after_o a_o pretty_a deal_n of_o insipid_a phlegm_n have_v be_v draw_v off_o there_o come_v over_o a_o good_a proportion_n of_o spirituous_a liquor_n which_o smell_v almost_o like_o the_o spirit_n of_o blood_n and_o
blood_n do_v in_o this_o liquor_n retain_v a_o not_o inconsiderable_a degree_n of_o their_o brisk_a and_o penetrant_fw-la taste_n the_o other_o way_n i_o think_v of_o to_o aromatise_v our_o spirit_n of_o blood_n be_v by_o employ_v a_o medium_fw-la to_o unite_v it_o with_o essential_a oil_n for_o which_o purpose_n in_o a_o vinous_a spirit_n so_o dephlegm_v that_o in_o a_o silver_n spoon_n it_o will_v total_o burn_v away_o we_o dissolve_v by_o shake_v a_o convenient_a proportion_n as_o a_o eight_o part_n or_o a_o far_o less_o according_a to_o the_o strength_n of_o the_o oil_n of_o a_o essential_a oil_n of_o aniseed_n for_o instance_n and_o to_o this_o solution_n we_o add_v a_o equal_a quantity_n or_o some_o other_o convenient_a one_o of_o our_o rectified_a spirit_n of_o blood_n and_o have_v by_o shake_v mix_v they_o as_o well_o as_o we_o can_v we_o suffer_v the_o expect_v coagulum_fw-la which_o be_v soft_a and_o not_o uniform_a to_o rest_v for_o some_o time_n after_o which_o it_o appear_v that_o some_o of_o the_o oil_n be_v revive_v and_o swim_v in_o drop_n distinct_a from_o the_o other_o liquor_n which_o consist_v of_o a_o mixture_n of_o the_o two_o spirit_n impregnate_v with_o the_o particle_n of_o the_o oil_n they_o have_v intercept_v and_o detain_v this_o liquor_n abound_v with_o little_a concretion_n make_v by_o the_o concoagulation_n of_o the_o sanguineous_a and_o vinous_a spirit_n and_o these_o with_o a_o very_a gentle_a heat_n sublime_v in_o the_o form_n of_o a_o volatile_a salt_n to_o the_o upper_a part_n of_o the_o glass_n which_o salt_n seem_v to_o have_v a_o much_o less_o penetrate_a odour_n than_o the_o mere_a volatile_a salt_n of_o humane_a blood_n but_o have_v quite_o lose_v its_o stink_n and_o yet_o retain_v a_o considerable_a quickness_n and_o somewhat_o of_o the_o scent_n of_o the_o anise_v seed_n the_o remain_a liquor_n also_o be_v deprive_v of_o its_o ill_a smell_n and_o moderate_o imbue_v with_o that_o of_o the_o oil_n i_o think_v it_o worth_a try_v whether_o there_o will_v be_v any_o affinity_n between_o our_o spirit_n which_o i_o perceive_v contain_v in_o it_o many_o latent_fw-la particle_n of_o a_o oleaginous_a nature_n and_o the_o high_o rectified_a oil_n of_o petroleum_n which_o be_v a_o mineral_n bitumen_n and_o have_v shake_v together_o a_o convenient_a quantity_n of_o these_o two_o liquor_n in_o a_o new_a vial_n they_o present_o turn_v into_o a_o white_a mixture_n and_o though_o after_o it_o have_v for_o many_o hour_n be_v leave_v to_o settle_v the_o great_a part_n of_o the_o oil_n swim_v above_o the_o spirit_n yet_o there_o appear_v betwixt_o the_o two_o liquor_n a_o good_a quantity_n of_o a_o whitish_a matter_n which_o seem_v to_o be_v something_o that_o have_v be_v produce_v by_o the_o precipitation_n or_o union_n of_o many_o particle_n of_o the_o spirit_n and_o oil_n that_o be_v more_o dispose_v than_o the_o rest_n to_o combine_v with_o one_o another_o the_o xiii_o secondary_a title_n of_o the_o relation_n between_o spirit_n of_o humane_a blood_n and_o the_o air._n that_o the_o contact_n of_o the_o air_n have_v a_o speedy_a and_o a_o manifest_a operation_n upon_o humane_a blood_n be_v elsewhere_o show_v by_o some_o experiment_n of_o a_o italian_a virtuoso_fw-la signior_n and_o some_o of_o i_o but_o whether_o after_o humane_a blood_n have_v have_v its_o texture_n so_o much_o alter_v as_o it_o use_v to_o be_v by_o distillation_n it_o will_v retain_v any_o peculiar_a relation_n to_o the_o air_n i_o have_v not_o be_v able_a to_o make_v trial_n enough_o to_o determine_v but_o however_o it_o will_v not_o be_v amiss_o to_o set_v down_o the_o chief_a experiment_n i_o make_v on_o this_o occasion_n because_o they_o may_v be_v considerable_a as_o part_n of_o our_o history_n though_o they_o shall_v not_o be_v so_o as_o argument_n decisive_a of_o our_o controversy_n the_o first_o experiment_n be_v quick_o make_v by_o thin_o spread_v upon_o a_o piece_n of_o white_a paper_n which_o ought_v to_o be_v close_o that_o it_o may_v not_o soak_v up_o the_o liquor_n some_o small_a file_n of_o copper_n and_o wet_v they_o well_o without_o cover_v they_o quite_o over_o with_o a_o few_o drop_n of_o good_a spirit_n of_o blood_n for_o by_o this_o mean_n be_v very_o much_o expose_v to_o the_o free_a air_n the_o action_n of_o the_o liquor_n be_v so_o much_o promote_v that_o within_o a_o minute_n or_o two_o it_o do_v even_o in_o the_o cold_a begin_v to_o acquire_v a_o bluish_a colour_n and_o in_o few_o minute_n than_o one_o will_v have_v expect_v that_o colour_n be_v so_o heighten_v as_o to_o become_v ceruleous_a but_o when_o i_o put_v another_o parcel_n of_o the_o same_o file_n into_o a_o vial_n and_o cover_v they_o with_o spirit_n of_o blood_n and_o then_o stop_v the_o vial_n to_o keep_v it_o from_o intercourse_n with_o the_o external_a air_n the_o liquor_n will_v not_o in_o some_o hour_n acquire_v so_o deep_a a_o colour_n the_o other_o experiment_n we_o make_v in_o order_n to_o the_o late_o propose_v enquiry_n be_v the_o same_o for_o substance_n that_o i_o have_v former_o make_v and_o have_v elsewhere_o at_o large_a deliver_v with_o the_o spirit_n of_o urine_n and_o with_o that_o of_o sal-armoniac_a save_o that_o to_o spare_v our_o spirit_n of_o blood_n we_o employ_v a_o far_o less_o quantity_n of_o it_o than_o we_o do_v of_o either_o of_o the_o forementioned_a liquor_n for_o have_v in_o a_o clear_a cylindrical_a vial_n of_o about_o a_o inch_n diameter_n put_v more_o file_n of_o copper_n than_o be_v requisite_a to_o cover_v the_o bottom_n we_o pour_v upon_o it_o but_o so_o much_o spirit_n of_o humane_a blood_n as_o serve_v to_o swim_v a_o finger_n breadth_n or_o about_o a_o inch_n above_o they_o this_o liquor_n because_o of_o the_o quantity_n of_o air_n that_o be_v contain_v in_o the_o vial_n do_v within_o few_o hour_n acquire_v a_o rich_a blue_a colour_n and_o this_o after_o a_o day_n or_o two_o begin_v to_o grow_v more_o faint_a and_o continue_v to_o do_v so_o more_o and_o more_o till_o it_o come_v to_o be_v almost_o lose_v but_o yet_o the_o liquor_n be_v not_o altogether_o lympid_n or_o colourless_a as_o i_o have_v often_o have_v it_o with_o spirit_n of_o urine_n or_o of_o sal-armoniac_a which_o remain_v of_o blewishness_n i_o be_v apt_a to_o attribute_v to_o the_o great_a quantity_n of_o air_n that_o be_v include_v in_o the_o vial_n with_o so_o small_a a_o quantity_n of_o liquor_n and_o though_o i_o think_v it_o not_o impossible_a but_o that_o length_n of_o time_n may_v destroy_v these_o remain_n of_o blewishness_n also_o yet_o not_o have_v leisure_n to_o wait_v so_o long_o i_o unstop_v the_o vial_n and_o perceive_v as_o i_o expect_v that_o in_o a_o very_a short_a time_n perhaps_o about_o two_o minute_n of_o a_o hour_n the_o surface_n of_o the_o liquor_n where_o it_o be_v touch_v by_o the_o new_o enter_v air_n become_v ceruleous_a and_o in_o a_o short_a time_n after_o perhaps_o less_o than_o a_o quarter_n of_o a_o hour_n the_o whole_a body_n of_o the_o liquor_n have_v attain_v a_o deep_a colour_n than_o that_o of_o the_o sky_n which_o colour_n the_o vial_n be_v seasonable_o and_o careful_o stop_v begin_v in_o two_o or_o three_o day_n to_o grow_v pale_a again_o these_o experiment_n will_v i_o question_v not_o to_o many_o seem_v manifest_o to_o infer_v a_o great_a cognation_n or_o affinity_n for_o i_o know_v not_o well_o what_o name_n to_o give_v it_o between_o the_o spirit_n of_o humane_a blood_n and_o the_o air._n but_o though_o i_o shall_v not_o deny_v the_o conclusion_n as_o it_o be_v a_o assertion_n i_o dare_v not_o rely_v on_o the_o validity_n of_o the_o inference_n because_o i_o have_v for_o curiosity_n sake_n make_v the_o like_a experiment_n succeed_v with_o other_o spirit_n abound_v with_o volatile_a salt_n i_o foresee_v it_o may_v very_o specious_o be_v pretend_v that_o those_o trial_n succeed_v upon_o the_o account_n of_o some_o spirituous_a part_n of_o the_o blood_n since_o spirit_n of_o urine_n be_v make_v of_o a_o liquor_n separate_v from_o the_o blood_n and_o that_o though_o the_o salarmoniack_a that_o be_v make_v in_o the_o east_n may_v consist_v in_o great_a part_n of_o camel_n urine_n yet_o that_o which_o be_v make_v in_o europe_n where_o camel_n be_v rarity_n and_o be_v common_o sell_v in_o our_o shop_n be_v make_v of_o man_n urine_n and_o consequent_o its_o spirit_n may_v well_o be_v presume_v to_o be_v impregnate_v with_o spirit_n of_o humane_a blood_n and_o i_o confess_v that_o when_o this_o consideration_n come_v first_o into_o my_o mind_n it_o appear_v so_o probable_a that_o i_o shall_v perhaps_o have_v acquiesce_v in_o it_o if_o it_o be_v not_o for_o what_o i_o be_o go_v to_o subjoin_v namely_o that_o i_o find_v by_o trial_n careful_o make_v that_o with_o another_o volatile_a spirit_n make_v without_o any_o