will_n i_o hope_v satisfy_v you_o that_o how_o unanimous_o so_o ever_o man_n have_v deduce_v all_o magnetic_a operation_n from_o the_o form_n of_o the_o loadstone_n yet_o some_o internal_a change_n of_o pore_n or_o some_o other_o mechanical_a alteration_n or_o inward_a disposition_n either_o of_o the_o excite_a iron_n or_o of_o the_o loadstone_n itself_o may_v suffice_v to_o make_v a_o body_n capable_a or_o uncapable_a of_o exercise_v some_o determinate_a magnetical_a operation_n which_o may_v invite_v you_o to_o cast_v a_o more_o unprejudiced_a eye_n upon_o those_o few_o particular_n i_o shall_v now_o subjoin_v to_o make_v it_o probable_a that_o even_o magnetical_a quality_n may_v be_v mechanical_o produce_v or_o alter_v exper._n v._n i_o have_v often_o observe_v in_o the_o shop_n of_o artificer_n as_o smith_n turner_n of_o metal_n etc._n etc._n that_o when_o harden_v and_o well_o temper_v tool_n be_v well_o heat_v by_o attrition_n if_o while_o they_o be_v thus_o warm_v you_o apply_v they_o to_o file_n or_o chip_n as_o they_o call_v they_o or_o thin_a fragment_n of_o steel_n or_o iron_n they_o will_v take_v they_o up_o as_o if_o the_o instrument_n be_v touch_v with_o a_o loadstone_n but_o as_o they_o will_v not_o do_v so_o unless_o they_o be_v thus_o excite_v by_o rub_v till_o they_o be_v warm_v by_o which_o mean_v a_o great_a commotion_n be_v make_v in_o the_o inner_a part_n of_o he_o steel_v so_o neither_o will_v they_o retain_v so_o vigorous_a a_o magnetism_n as_o to_o support_v the_o little_a fragment_n of_o steel_n that_o stick_v to_o they_o after_o they_o be_v grow_v cold_a again_o which_o may_v be_v confirm_v by_o what_o if_o i_o much_o misremember_v not_o i_o show_v some_o acquaintance_n of_o you_o which_o be_v that_o by_o bare_o rub_v a_o convenient_o shape_v piece_n vi_o of_o steel_n against_o the_o floor_n till_o it_o have_v gain_v a_o sufficient_a heat_n it_o will_v while_o it_o continue_v so_o discover_v a_o manifest_a though_o but_o faint_v attractive_a power_n which_o vanish_v together_o with_o the_o adventitious_a heat_n exper._n vii_o we_o elsewhere_o observe_v which_o perhaps_o you_o also_o may_v have_v do_v that_o the_o iron_n bar_v of_o window_n by_o have_v stand_v very_o long_o in_o a_o erect_a posture_n may_v at_o length_n grow_v magnetical_a so_o that_o if_o you_o apply_v the_o north_n point_n of_o a_o poise_v and_o excite_v needle_n to_o the_o bottom_n of_o the_o bar_n it_o will_v drive_v it_o away_o &_o attract_v the_o southern_a and_o if_o you_o raise_v the_o magnetic_a needle_n to_o the_o upper_a part_n of_o the_o bar_n and_o apply_v it_o as_o before_o this_o will_v draw_v the_o northern_a extreme_a which_o the_o other_o end_n of_o the_o bar_n expel_v probable_o because_o as_o it_o be_v elsewhere_o declare_v the_o bar_n be_v in_o tract_n of_o time_n by_o the_o continual_a action_n of_o the_o magnetical_a effluvia_fw-la of_o the_o tarraqueous_a globe_n turn_v into_o a_o kind_n of_o magnet_n who_o low_a end_n 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it_o away_o which_o as_o be_v late_o observe_v wâ—ll_n not_o happen_v to_o a_o bar_n which_o have_v be_v some_o year_n or_o other_o competent_a time_n keep_v in_o the_o same_o position_n so_o that_o since_o length_n of_o time_n be_v requisite_a to_o make_v the_o verticity_n of_o a_o bar_n of_o iron_n so_o durable_a &_o constant_a that_o the_o same_o extreme_a will_v have_v the_o same_o virtue_n in_o reference_n to_o the_o magnetical_a needle_n whether_o you_o make_v it_o the_o upper_a end_n or_o the_o low_a end_n of_o the_o bar_n it_o seem_v not_o improbable_a to_o i_o that_o by_o length_n of_o time_n the_o whole_a magnetic_a virtue_n of_o this_o iron_n may_v be_v increase_v and_o consequent_o some_o degree_n of_o attraction_n acquire_v and_o by_o this_o consideration_n i_o shall_v endeavour_v to_o explicate_v that_o strange_a thing_n that_o be_v report_v by_o some_o modern_n to_o have_v happen_v in_o italy_n where_o a_o bar_n of_o iron_n be_v affirm_v to_o have_v be_v convert_v into_o a_o loadstone_n whereof_o a_o piece_n be_v keep_v among_o other_o rarity_n in_o the_o curious_a aldrovandus_n his_o musaeum_fw-la metallicum_fw-la for_o consider_v the_o greatness_n of_o its_o specific_a gravity_n the_o malleableness_n and_o other_o property_n wherein_o iron_n differ_v from_o loadstone_n i_o can_v easy_o believe_v that_o by_o such_o a_o way_n as_o be_v mention_v a_o metal_n shall_v be_v turn_v into_o a_o stone_n and_o therefore_o have_v consult_v the_o book_n itself_o whence_o this_o relation_n be_v borrow_v i_o find_v the_o story_n imperfect_o enough_o deliver_v the_o chief_a and_o clear_a thing_n in_o it_o be_v that_o at_o the_o top_n of_o the_o church_n of_o arimini_fw-la a_o great_a iron-bar_n that_o be_v place_v there_o to_o support_v a_o cross_n of_o a_o hundred_o pound_n weight_n be_v at_o length_n turn_v into_o a_o loadstone_n but_o whether_o the_o reality_n of_o this_o transmutation_n be_v examine_v and_o how_o it_o appear_v that_o the_o fragment_n of_o the_o loadstone_n present_v to_o aldrovandus_n be_v take_v from_o that_o bar_n of_o iron_n i_o be_o not_o full_o satisfy_v by_o that_o narrative_a therefore_o when_o i_o remember_v the_o great_a resemblance_n i_o have_v sometime_o see_v in_o colour_n beside_o other_o manifest_a quality_n betwixt_o some_o lodestone_n and_o some_o course_n or_o almost_o rusty_a iron_n i_o be_o tempt_v to_o conjecture_n that_o those_o that_o observe_v this_o iron-bar_n when_o break_v to_o have_v acquire_v a_o strong_a magnetical_a virtue_n which_o they_o dream_v not_o that_o tract_n of_o time_n may_v communicate_v to_o it_o may_v easy_o be_v persuade_v by_o this_o virtue_n and_o the_o resemblance_n of_o colour_n that_o the_o iron_n be_v turn_v into_o loadstone_n especial_o they_o be_v prepossess_v with_o that_o aristotelian_a maxim_n whence_o our_o author_n will_v explain_v this_o strange_a phaenomenon_n that_o inter_fw-la symbolum_n habentia_fw-la facilis_fw-la est_fw-la transmutatio_fw-la but_o leave_v this_o as_o a_o bare_a conjecture_n we_o may_v take_v notice_n that_o what_o virtue_n a_o oblong_a piece_n of_o iron_n may_v need_v a_o long_a tract_n of_o time_n to_o acquire_v by_o the_o help_n only_o of_o its_o position_n may_v be_v impart_v to_o it_o in_o a_o very_a short_a time_n by_o the_o intervention_n of_o such_o a_o nimble_a agent_n as_o the_o fire_n as_o may_v be_v often_o though_o not_o always_o observe_v in_o tongue_n ix_o and_o such_o like_a iron_n utensil_n that_o have_v be_v ignite_v have_v be_v set_v to_o cool_v lean_v against_o some_o wall_n or_o other_o prop_n that_o keep_v they_o in_o a_o erect_a posture_n which_o make_v it_o probable_a that_o the_o great_a commotion_n of_o the_o part_n make_v by_o the_o vehement_a heat_n of_o the_o fire_n dispose_v the_o iron_n whilst_o it_o be_v yet_o soft_a and_o have_v its_o pore_n more_o lax_n and_o part_n more_o pliable_a dispose_v it_o i_o say_v to_o receive_v much_o quick_a impression_n from_o the_o magnetical_a effluvia_fw-la of_o the_o earth_n than_o it_o will_v have_v do_v if_o it_o have_v still_o be_v cold_a and_o it_o be_v very_o observable_a x._o to_o our_o present_a purpose_n what_o differ_v effect_n be_v produce_v by_o the_o operation_n of_o the_o fire_n upon_o two_o magnetic_a body_n according_a to_o their_o respective_a constitution_n for_o by_o keep_v a_o loadstone_n red-hot_a though_o you_o cool_v it_o afterward_o in_o a_o perpendicular_a posture_n you_o may_v deprive_v it_o of_o its_o former_a power_n of_o manifest_o attract_v but_o a_o bar_n of_o iron_n be_v ignite_v and_o set_v to_o cool_v perpendicular_o do_v thereby_o acquire_v a_o manifest_a verticity_n of_o which_o differ_v event_n i_o must_v not_o now_o stay_v to_o inquire_v whether_o or_o no_o the_o true_a reason_n be_v that_o the_o peculiar_a texture_n or_o internal_a constitution_n that_o make_v a_o loadstone_n somewhat_o more_o than_o a_o ordinary_a ore_n of_o
of_o instance_n of_o the_o production_n of_o heat_n and_o i_o shall_v also_o forbear_v to_o insist_v on_o such_o know_a thing_n as_o the_o incalescence_n observable_a upon_o the_o pour_v either_o of_o oil_n of_o vitriol_n upon_o salt_n of_o tartar_n in_o the_o make_n of_o tartarum_fw-la vitriolatum_fw-la or_o of_o aqua_fw-la fortis_fw-la upon_o silver_n or_o quick_a silver_n in_o the_o dissolution_n of_o these_o metal_n but_o shall_v rather_o choose_v to_o mention_v some_o few_o instance_n not_o so_o notorious_a as_o the_o former_a but_o not_o unfit_a by_o their_o variety_n to_o exemplify_v several_a of_o the_o differ_a way_n of_o exciting_a heat_n and_o yet_o i_o shall_v not_o decline_v the_o mention_n of_o the_o most_o obvious_a and_o familiar_a instance_n of_o all_o namely_o the_o heat_n observe_v in_o quicklime_n upon_o the_o affusion_n of_o cold_a water_n because_o among_o learned_a man_n and_o especial_o peripatetic_n i_o find_v cause_n to_o be_v assign_v that_o be_v either_o 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the_o incalescence_n of_o lime_n which_o though_o a_o abvious_a phaenomenon_n have_v exercise_v the_o wit_n of_o divers_a philosopher_n and_o chemist_n i_o will_v add_v two_o or_o three_o observation_n in_o order_n to_o a_o inquiry_n that_o may_v be_v some_o other_o time_n make_v into_o the_o genuine_a cause_n of_o it_o which_o be_v not_o so_o easy_a to_o be_v find_v as_o many_o learned_a man_n may_v at_o first_o sight_n imagine_v the_o acute_a helmont_n indeed_o and_o his_o follower_n have_v ingenious_o enough_o attempt_v to_o derive_v the_o heat_n under_o consideration_n from_o the_o conflict_n of_o some_o alealizate_n and_o acid_n salt_n that_o be_v to_o be_v find_v in_o quicklime_n and_o be_v dissolve_v and_o so_o set_v at_o liberty_n to_o fight_v with_o one_o another_o by_o the_o water_n that_o slake_v the_o lime_n but_o though_o we_o have_v some_o manifest_a mark_n of_o a_o alcalizate_a salt_n in_o lime_n yet_o that_o it_o contain_v also_o a_o acid_n salt_n have_v not_o that_o i_o remember_v be_v prove_v and_o if_o the_o emerge_n of_o heat_n be_v a_o sufficient_a reason_n to_o prove_v a_o latent_fw-la acid_a salt_n in_o lime_n i_o know_v not_o why_o i_o may_v not_o infer_v that_o the_o like_a salt_n lie_v conceal_v in_o other_o body_n which_o the_o chemist_n take_v to_o be_v of_o the_o pure_a or_o mere_a sort_n of_o alcalys_n for_o i_o have_v purposely_o i._n try_v that_o by_o put_v a_o pretty_a quantity_n of_o dry_a salt_n of_o tartar_n in_o the_o palm_n of_o my_o hand_n and_o wet_v it_o well_o in_o cold_a water_n there_o have_v be_v a_o very_a sensible_a heat_n produce_v in_o the_o mixture_n and_o when_o i_o have_v make_v the_o trial_n with_o a_o more_o considerable_a quantity_n of_o salt_n and_o water_n in_o a_o viol_n the_o heat_n prove_v troublesome_o intense_a and_o continue_v to_o be_v at_o least_o sensible_a a_o good_a while_n after_o this_o experiment_n seem_v to_o favour_v the_o opinion_n that_o the_o heat_v produce_v in_o lime_n whilst_o it_o be_v quench_v proceed_v from_o the_o empyreuma_n as_o the_o chemist_n call_v it_o or_o impression_n leave_v by_o the_o violent_a fire_n that_o be_v employ_v to_o reduce_v the_o stone_n to_o lime_n but_o if_o by_o empyreuma_n be_v mean_v a_o bare_a impression_n make_v by_o the_o fire_n it_o will_v be_v more_o requisite_a than_o easy_a to_o declare_v intelligible_o in_o what_o that_o impression_n consist_v and_o how_o it_o operate_v to_o produce_v such_o considerable_a effect_n and_o if_o the_o effect_n be_v ascribe_v to_o swarm_n of_o atom_n of_o fire_n that_o remain_v adherent_a to_o the_o substance_n of_o the_o lime_n and_o be_v set_v at_o liberty_n to_o fly_v away_o by_o the_o liquor_n which_o seem_v to_o be_v argue_v by_o the_o slake_n of_o lime_n without_o water_n if_o it_o be_v for_o some_o time_n leave_v in_o the_o air_n whereby_o the_o atom_n of_o fire_n get_v opportunity_n to_o fly_v away_o by_o little_a and_o little_a if_o this_o i_o say_v be_v allege_v i_o will_v not_o deny_v but_o there_o may_v be_v a_o sense_n which_o i_o can_v explicate_v in_o few_o word_n wherein_o the_o cooperation_n of_o a_o substantial_a effluvium_fw-la for_o so_o i_o call_v it_o of_o the_o fire_n may_v be_v admit_v in_o give_v a_o account_n of_o our_o phaenomenon_n but_o the_o cause_n former_o assign_v as_o it_o be_v crude_o propose_v leave_v in_o my_o mind_n some_o scruple_n for_o it_o be_v not_o so_o easy_a to_o apprehend_v that_o such_o light_n and_o minute_n body_n as_o those_o of_o fire_n be_v suppose_v shall_v be_v so_o long_o detain_v as_o by_o this_o hypothesis_n they_o must_v be_v allow_v to_o be_v in_o quicklime_n keep_v in_o well-stopped_a vessel_n from_o get_v out_o of_o so_o lax_n and_o porous_a a_o body_n as_o lime_n especial_o since_o we_o see_v not_o a_o great_a incalescence_n or_o ebullition_n ensue_v upon_o the_o pour_v of_o water_n upon_o minium_n or_o crocus_n martis_n per_fw-la se_fw-la though_o they_o have_v be_v calcine_v by_o violent_a and_o last_a fire_n who_o effluvium_n or_o emanation_n appear_v to_o adhere_v to_o they_o by_o the_o increase_n of_o weight_n that_o lead_v if_o not_o also_o mars_n do_v manifest_o receive_v from_o the_o operation_n of_o the_o fire_n to_o which_o i_o shall_v add_v that_o whereas_o one_o will_v think_v that_o the_o igneous_a atom_n shall_v either_o fly_v away_o or_o be_v extinguish_v by_o the_o superven_a of_o water_n i_o know_v and_o elsewhere_o give_v account_n of_o a_o ii_o experiment_n in_o which_o two_o liquor_n whereof_o one_o be_v furnish_v i_o by_o nature_n do_v by_o be_v several_a time_n separate_v and_o reconjoyn_v without_o additament_n at_o each_o congress_n produce_v a_o sensible_a heat_n and_o a_o instance_n of_o this_o kind_n though_o iii_o not_o so_o odd_a i_o purposely_o seek_v and_o find_v in_o salt_n of_o tartar_n from_o which_o after_o it_o have_v be_v once_o heat_v by_o the_o affusion_n of_o water_n we_o abstract_a or_o evaporate_v the_o liquor_n without_o violence_n of_o fire_n till_o the_o salt_n be_v again_o dry_a and_o then_o put_v on_o water_n a_o second_o time_n the_o same_o salt_n grow_v hot_a again_o in_o the_o vial_n and_o if_o i_o misremember_v not_o it_o produce_v this_o incalescence_n the_o three_o time_n if_o not_o the_o four_o and_o may_v probable_o have_v do_v it_o often_o if_o i_o have_v have_v occasion_n to_o prosecute_v the_o experiment_n which_o seem_v at_o least_o to_o argue_v that_o the_o great_a violence_n of_o fire_n be_v not_o necessary_a to_o impress_v what_o pass_v for_o a_o empyreum_fw-la upon_o all_o calcine_v body_n that_o will_v heat_n with_o water_n and_o on_o this_o occasion_n i_o shall_v venture_v to_o add_v that_o i_o have_v sometime_o doubt_v whether_o the_o incalescence_n may_v not_o much_o depend_v upon_o the_o particular_a disposition_n of_o the_o calcine_v body_n which_o be_v deprive_v of_o its_o former_a moisture_n and_o make_v more_o porous_a by_o the_o fire_n do_v by_o the_o help_n of_o those_o igneous_a effluvium_n for_o the_o most_o part_n of_o a_o saline_a nature_n that_o be_v disperse_v through_o it_o and_o adhere_v to_o it_o acquire_v such_o a_o texture_n that_o the_o water_n impel_v by_o its_o own_o weight_n and_o the_o pressure_n of_o the_o atmosphere_n be_v able_a to_o get_v into_o a_o multitude_n of_o its_o pore_n at_o once_o and_o sudden_o dissolve_v the_o igneous_a and_o alcalizate_a salt_n it_o every_o where_o meet_v with_o there_o and_o brisk_o disjoin_v the_o earthy_a and_o solid_a particle_n that_o be_v blend_v with_o they_o which_o be_v exceed_o numerous_a though_o each_o of_o they_o perhaps_o be_v very_a minute_n and_o move_v but_o a_o very_a little_a way_n yet_o their_o multitude_n make_v the_o confuse_a agitation_n of_o the_o whole_a aggregate_v of_o they_o and_o of_o the_o particle_n of_o the_o water_n and_o salt_n vehement_a
enough_o to_o produce_v a_o sensible_a heat_n especial_o if_o we_o admit_v that_o there_o be_v such_o a_o change_n make_v in_o the_o pore_n as_o occasion_n a_o great_a increase_n of_o this_o agitation_n by_o the_o ingress_n and_o action_n of_o some_o subtle_a ethereal_a matter_n from_o which_o alone_a monsieur_n des_fw-fr cartes_n ingenious_o attempt_v to_o derive_v the_o incalescence_n of_o lime_n and_o water_n as_o well_o as_o that_o of_o metal_n dissolve_v in_o corrosive_a liquor_n though_o as_o to_o the_o phaenomena_n we_o have_v be_v consider_v there_o seem_v at_o least_o to_o concur_v a_o peculiar_a disposition_n of_o body_n wherein_o heat_n be_v to_o be_v produce_v to_o do_v one_o or_o both_o of_o these_o two_o thing_n namely_o to_o retain_v good_a store_n of_o the_o igneous_a effluvia_fw-la and_o to_o be_v by_o their_o adhesion_n or_o some_o other_o operation_n of_o the_o fire_n reduce_v to_o such_o a_o texture_n of_o its_o component_a particle_n as_o to_o be_v fit_a to_o have_v they_o easy_o penetrate_v and_o brisk_o as_o well_o as_o copious_o dissipate_v by_o invade_v water_n and_o this_o conjecture_n for_o i_o propose_v it_o as_o no_o other_o seem_v favour_v by_o divers_a phaenomena_n some_o whereof_o i_o shall_v now_o annex_v for_o here_o it_o may_v be_v observe_v that_o both_o the_o dissolve_a salt_n of_o tartar_n late_o mention_v and_o the_o artificial_a liquor_n that_o grow_v hot_a with_o the_o natural_a reacquire_v that_o disposition_n to_o incalescence_n upon_o a_o bare_a constipation_n or_o close_a texture_n of_o the_o part_n from_o the_o superfluous_a moisture_n they_o be_v drown_v in_o before_o the_o heat_n that_o bring_v they_o to_o this_o texture_n have_v be_v so_o gentle_a that_o it_o be_v no_o way_n likely_a that_o the_o igneous_a exhalation_n can_v themselves_o produce_v such_o a_o heat_n or_o at_o least_o that_o they_o shall_v adhere_v in_o such_o number_n as_o must_v be_v requisite_a to_o such_o a_o effect_n unless_o the_o texture_n 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enough_o soak_v in_o by_o the_o lump_n of_o lime_n and_o i_o further_o try_v that_o if_o on_o this_o lime_n so_o drench_v i_o pour_v cold_a water_n there_o ensue_v no_o manifest_a heat_n nor_o do_v i_o so_o much_o as_o find_v the_o lump_n swell_v and_o thereby_o break_v till_o some_o hour_n after_o which_o seem_v to_o argue_v that_o the_o texture_n of_o the_o lime_n be_v such_o as_o to_o admit_v the_o particle_n of_o the_o spirit_n of_o wine_n into_o some_o of_o its_o pore_n which_o be_v either_o large_a or_o more_o congruous_a without_o admit_v it_o into_o the_o most_o numerous_a one_o whereinto_o the_o liquor_n must_v be_v receive_v to_o be_v able_a sudden_o to_o dissipate_v the_o corpuscle_n of_o lime_n into_o their_o minute_a particle_n into_o which_o corpuscle_n it_o seem_v that_o the_o change_n that_o the_o aqueous_a particle_n receive_v by_o associate_a with_o the_o spirituous_a one_o make_v they_o far_o less_o fit_a to_o penetrate_v and_o move_v brisk_o there_o than_o if_o they_o have_v enter_v alone_o i_o make_v also_o a_o experiment_n that_o seem_v to_o favour_v our_o conjecture_n by_o show_v how_o much_o the_o disposition_n of_o lime_n to_o incalesoence_n may_v depend_v upon_o a_o idoneous_a texture_n and_o the_o experiment_n as_o i_o find_v it_o register_v in_o one_o of_o my_o memorial_n be_v this_o exper._n v._n upon_o quicklime_n we_o put_v in_o a_o retort_n as_o much_o moderate_o strong_a spirit_n of_o wine_n as_o will_v drench_v it_o and_o swim_v a_o pretty_a way_n above_o it_o and_o then_o distil_v with_o a_o gentle_a fire_n we_o draw_v off_o some_o spirit_n of_o wine_n much_o strong_a than_o that_o which_o have_v be_v put_v on_o and_o then_o the_o phlegm_n follow_v it_o the_o fire_n be_v increase_v which_o bring_v over_o a_o good_a deal_n of_o phlegmatic_a strengthless_a liquor_n by_o which_o one_o will_v have_v think_v that_o the_o quicklime_n have_v be_v slake_v but_o when_o the_o remain_a matter_n have_v be_v take_v out_o of_o the_o retort_n and_o suffer_v to_o cool_v it_o appear_v to_o have_v a_o fiery_a disposition_n that_o it_o have_v not_o before_o for_o if_o any_o lump_n of_o it_o as_o big_a as_o a_o nutmeg_n or_o a_o almond_n be_v cast_v into_o the_o water_n it_o will_v hiss_v as_o if_o a_o coal_n of_o fire_n have_v be_v plunge_v into_o the_o liquor_n which_o be_v soon_o thereby_o sensible_o heat_v nay_o have_v keep_v divers_a lump_n of_o this_o prepare_a calx_fw-la well_o cover_v from_o the_o air_n for_o divers_a week_n to_o try_v whether_o it_o will_v retain_v this_o property_n i_o find_v as_o i_o expect_v that_o the_o calx_fw-la operate_v after_o the_o same_o manner_n if_o not_o more_o powerful_o for_o sometime_o especial_o when_o it_o be_v reduce_v to_o small_a piece_n it_o will_v upon_o its_o come_n into_o the_o water_n make_v such_o a_o brisk_a noise_n as_o may_v almost_o pass_v for_o a_o kind_n of_o explosion_n these_o phaenomena_n seem_v to_o argue_v that_o the_o disposition_n that_o lime_n have_v to_o grow_v 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of_o the_o spirit_n of_o wine_n be_v often_o manifest_o change_v by_o a_o well-made_a distillation_n from_o quicklime_n i_o have_v sometime_o find_v that_o liquor_n to_o give_v the_o lime_n a_o kind_n of_o alcalizat_n penetrancy_n not_o to_o say_v fieriness_n of_o taste_n that_o be_v very_o brisk_a and_o remarkable_a but_o i_o will_v not_o undertake_v that_o every_o experimenter_n nor_o i_o myself_o shall_v always_o make_v trial_n of_o this_o kind_n with_o the_o same_o success_n that_o i_o have_v in_o those_o above_o recite_v in_o regard_n that_o i_o have_v find_v quick-limes_a to_o differ_v much_o not_o only_o according_a to_o the_o degree_n of_o their_o calcination_n and_o to_o their_o recentness_n but_o also_o and_o that_o especial_o according_a to_o the_o differ_a nature_n of_o the_o stone_n and_o other_o body_n calcine_v which_o observation_n engage_v i_o the_o more_o to_o propose_v what_o have_v be_v hitherto_o deliver_v about_o quicklime_n as_o only_a narrative_n and_o a_o conjecture_n which_o i_o now_o perceive_v have_v detain_v we_o so_o long_o that_o i_o be_o oblige_v to_o hasten_v to_o the_o remain_a experiment_n and_o to_o be_v the_o more_o succinct_a in_o deliver_v they_o exper._n vi_o and_o it_o will_v be_v convenient_a to_o begin_v with_o a_o instance_n or_o two_o of_o the_o production_n of_o heat_n wherein_o there_o appear_v not_o to_o intervene_v any_o thing_n in_o the_o part_n of_o the_o agent_n or_o patient_n but_o local_a motion_n and_o the_o natural_a effect_n of_o it_o and_o as_o to_o this_o sort_n of_o experiment_n a_o little_a attention_n and_o reflection_n may_v make_v some_o familiar_a phaenomenon_n apposite_a to_o our_o present_a purpose_n when_o for_o example_n a_o smith_n do_v hasty_o hammer_v a_o nall_n or_o such_o like_a piece_n of_o iron_n the_o hammer_v metal_n will_v grow_v exceed_o hot_a and_o yet_o there_o appear_v not_o
silver_n or_o crystal_n or_o venetian_a talc_n or_o some_o other_o body_n that_o i_o elsewhere_o name_n &_o yet_o these_o body_n be_v endow_v with_o divers_a quality_n as_o the_o two_o former_a with_o fusibleness_n and_o malleability_n and_o all_o of_o they_o with_o weight_n and_o fixity_n so_o that_o in_o these_o and_o the_o like_a body_n whence_o chemist_n have_v not_o make_v it_o yet_o appear_v that_o their_o salt_n sulphur_n and_o mercury_n can_v be_v true_o and_o adequate_o separate_v it_o will_v scarce_o be_v other_o than_o precarious_a to_o derive_v the_o malleableness_n colour_n and_o other_o quality_n of_o such_o body_n from_o those_o principle_n under_o this_o head_n i_o consider_v also_o that_o a_o great_a part_n of_o the_o chemical_a doctrine_n of_o quality_n be_v bottom_v on_o or_o suppose_n beside_o their_o new_o question_a analysis_n by_o fire_n some_o other_o thing_n which_o as_o far_o as_o i_o know_v have_v not_o yet_o be_v well_o prove_v and_o i_o question_v whether_o 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make_v a_o bell-metal_n far_o more_o sonorous_a than_o either_o of_o they_o be_v before_o it_o be_v obvious_a enough_o for_o chemist_n themselves_o to_o observe_v that_o though_o lead_v be_v a_o insipid_a body_n and_o spirit_n of_o vinegar_n a_o very_a sharp_a one_o yet_o saccharum_n saturni_n that_o be_v compound_v out_o of_o these_o two_o have_v a_o sweetness_n that_o make_v it_o not_o ill_o deserve_v its_o name_n but_o this_o ill-grounded_a supposition_n of_o the_o chemist_n be_v extend_v far_o in_o a_o usual_a topic_n of_o they_o according_a to_o which_o they_o conclude_v that_o i_o know_v not_o how_o many_o quality_n as_o well_o manifest_a as_o occult_a must_v be_v explicate_v by_o their_o tria_fw-la prima_fw-la because_o they_o be_v not_o explicable_a by_o the_o four_o element_n of_o the_o peripatetic_n to_o make_v which_o argumentation_n valid_a it_o must_v be_v prove_v which_o i_o fear_v it_o will_v never_o be_v that_o there_o be_v no_o other_o way_n by_o which_o those_o quality_n may_v be_v explicate_v but_o by_o a_o determinate_a number_n of_o material_a principle_n whether_o four_o or_o three_o beside_o that_o till_o they_o have_v show_v that_o such_o quality_n may_v be_v intelligible_o explicate_v by_o their_o principle_n the_o objection_n will_v lie_v as_o strong_a for_o the_o aristotelian_o against_o they_o as_o for_o they_o against_o the_o aristotelian_o chap._n ii_o next_o i_o consider_v that_o there_o be_v divers_a quality_n even_o in_o mix_a body_n wherein_o it_o do_v not_o appear_v that_o the_o use_n of_o the_o chemical_a doctrine_n be_v necessary_a as_o for_o instance_n when_o pure_a gold_n be_v by_o heat_n only_o bring_v to_o fusion_n and_o consequent_o to_o the_o state_n of_o fluidity_n and_o upon_o the_o remission_n of_o that_o heat_n grow_v a_o solid_a and_o consistent_a body_n again_o what_o addition_n or_o expulsion_n or_o change_n of_o any_o of_o the_o tria_fw-la prima_fw-la do_v appear_v to_o be_v the_o cause_n of_o this_o change_n of_o consistence_n which_o be_v easy_a to_o be_v account_v for_o according_a to_o the_o mechanical_a way_n by_o the_o vehement_a agitation_n that_o the_o fire_n make_v of_o the_o minute_n part_n of_o the_o gold_n to_o bring_v it_o to_o fusion_n and_o the_o cohesion_n of_o those_o part_n by_o virtue_n of_o their_o gravity_n and_o fitness_n to_o adhere_v to_o one_o another_o when_o that_o agitation_n cease_v when_o venice_n glass_n be_v mere_o by_o be_v beat_v to_o powder_v deprive_v of_o its_o transparency_n and_o turn_v into_o a_o body_n opacous_a and_o white_a what_o need_n or_o use_v of_o the_o tria_fw-la prima_fw-la have_v we_o in_o the_o explication_n of_o this_o phaenomenon_n or_o of_o that_o other_o which_o occur_v when_o by_o bare_o melt_v down_o this_o white_a and_o opacous_a body_n it_o be_v deprive_v of_o its_o opacity_n and_o colour_n and_o become_v diaphanous_a and_o of_o this_o sort_n of_o instance_n you_o will_v meet_v with_o divers_a in_o the_o follow_a note_n about_o particular_a quality_n for_o which_o reason_n i_o shall_v forbear_v the_o mention_n of_o they_o here_o chap._n iii_o i_o observe_v too_o that_o the_o spagyrical_a doctrine_n of_o quality_n be_v insufficient_a and_o too_o narrow_a to_o reach_v to_o all_o the_o phaenomena_n or_o even_o to_o all_o the_o notable_a one_o that_o aught_o to_o be_v explicable_a by_o they_o and_o this_o insufficiency_n i_o find_v to_o be_v twofold_a for_o first_o there_o be_v divers_a quality_n of_o which_o chemist_n will_v not_o so_o much_o as_o attempt_v to_o give_v we_o explication_n and_o of_o other_o particular_a quality_n the_o explication_n such_o as_o they_o be_v that_o they_o give_v we_o be_v often_o very_o deficient_a and_o unsatisfactory_a and_o do_v not_o sometime_o so_o much_o as_o take_v notice_n of_o divers_a considerable_a phaenomena_n that_o belong_v to_o the_o quality_n whereof_o they_o pretend_v to_o give_v a_o account_n of_o which_o you_o will_v meet_v with_o divers_a instance_n in_o the_o 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to_o be_v elevate_v and_o by_o adhere_v to_o and_o so_o clog_a one_o of_o the_o particle_n to_o which_o it_o prove_v more_o congruous_a enable_v the_o other_o which_o be_v now_o bring_v to_o be_v more_o light_a or_o disengage_v to_o ascend_v this_o may_v be_v illustrate_v by_o what_o happen_v when_o sal_fw-la ammoniac_a be_v well_o ground_n with_o lapis_n calaminaris_n or_o with_o some_o fix_a alkali_n and_o then_o commit_v to_o distillation_n for_o the_o sea-salt_n that_o enter_v the_o composition_n of_o the_o shall_v ammoniac_a be_v detain_v by_o the_o stone_n or_o the_o alkali_n there_o be_v a_o divorce_n make_v between_o the_o common_a salt_n and_o the_o urinous_a and_o fuliginous_a salt_n that_o be_v incorporate_v with_o it_o and_o be_v now_o disengage_v from_o it_o be_v easy_o elevate_v i_o elsewhere_o mention_n that_o i_o have_v observe_v in_o man_n urine_n a_o kind_n of_o native_a sal_fw-la ammoniac_a much_o less_o volatile_a than_o the_o fugitive_n that_o be_v sublime_v from_o man_n blood_n hartshorn_n etc._n etc._n and_o therefore_o suppose_v that_o a_o separation_n of_o part_n may_v be_v make_v by_o a_o alkali_n as_o well_o in_o this_o salt_n as_o in_o the_o common_a factitious_a sal_fw-la ammoniac_a i_o put_v to_o fresh_a urine_n a_o convenient_a proportion_n which_o be_v a_o plentiful_a one_o of_o salt_n of_o pot-ash_n that_o be_v then_o at_o hand_n and_o distil_v the_o liquor_n it_o yield_v according_a to_o expectation_n a_o spirit_n more_o volatile_a than_o the_o phlegm_n and_o of_o a_o very_a pierce_a taste_n which_o way_n of_o obtain_v a_o spirit_n without_o any_o violence_n of_o fire_n and_o without_o either_o previous_o abstract_v the_o phlegm_n as_o we_o be_v fain_o to_o do_v in_o fresh_a urine_n or_o tedious_o wait_v for_o the_o fermentation_n of_o stale_a urine_n i_o teach_v some_o chemist_n because_o of_o the_o usefulness_n of_o spirit_n of_o urine_n which_o be_v obtain_v this_o innocent_a way_n will_v probable_o be_v employ_v with_o much_o less_o suspicion_n of_o corrosiveness_n than_o if_o in_o the_o operation_n i_o have_v make_v use_n of_o quicklime_n another_o illustration_n of_o what_o i_o be_v not_o long_o since_o say_v may_v be_v fetch_v from_o the_o experiment_n of_o make_v spirit_n of_o nitre_n by_o mix_v saltpetre_n with_o oil_n of_o vitriol_n and_o distil_v they_o together_o for_o the_o oil_n do_v so_o divide_v or_o break_v the_o corpuscle_n of_o the_o nitre_n that_o the_o now-disposed_n particle_n of_o that_o salt_n which_o amount_v to_o a_o great_a portion_n of_o the_o whole_a will_v be_v make_v easy_o enough_o to_o ascend_v even_o with_o a_o moderate_a fire_n of_o sand_n and_o sometime_o without_o any_o fire_n at_o all_o in_o the_o form_n of_o spirit_n exceed_v unquiet_a subtle_a and_o apt_a to_o moak_v away_o to_o which_o instance_n of_o this_o imperfect_a kind_n of_o volatilization_n more_o may_v be_v add_v but_o that_o you_o may_v well_o think_v i_o have_v detain_v you_o but_o too_o long_o already_o with_o indigested_a note_n about_o one_o quality_n chap._n vii_o the_o last_o mean_n of_o volatilize_a body_n be_v the_o operation_n of_o the_o fire_n or_o some_o other_o actual_a heat_n but_o of_o this_o which_o be_v obvious_a it_o will_v be_v superfluous_a to_o discourse_v only_o this_o i_o shall_v intimate_v that_o there_o may_v be_v body_n which_o in_o such_o degree_n of_o fire_n as_o be_v wont_a to_o be_v give_v in_o the_o vulgar_a operation_n of_o chemist_n will_v not_o be_v elevate_v which_o yet_o may_v be_v force_v up_o by_o such_o violent_a and_o last_a fire_n as_o be_v employ_v by_o the_o melter_n of_o oar_n and_o founder_n of_o gun_n and_o sometime_o by_o glass-maker_n and_o on_o this_o consideration_n i_o shall_v here_o observe_v to_o you_o since_o i_o do_v not_o do_v it_o at_o my_o entrance_n on_o these_o note_n that_o chemist_n be_v wont_a to_o
with_o it_o and_o whatever_o be_v the_o account_n on_o which_o divers_a particle_n stick_v firm_o together_o the_o aggregate_v will_v be_v too_o heavy_a or_o unwieldy_a to_o be_v raise_v which_o i_o therefore_o take_v notice_n of_o because_o that_o though_o usual_o it_o be_v on_o the_o roughness_n and_o irregularity_n of_o corpuscle_n that_o their_o cohesion_n depend_v yet_o it_o sometime_o happen_v that_o the_o smoothness_n and_o flatness_n of_o their_o surface_n make_v they_o so_o stick_v together_o as_o to_o resist_v a_o total_a divulsion_n as_o may_v be_v illustrate_v by_o what_o i_o have_v say_v of_o the_o cohesion_n of_o polish_a marble_n and_o the_o plate_n of_o glass_n and_o by_o the_o fixity_n of_o glass_n itself_o in_o the_o fire_n from_o this_o account_n of_o the_o cause_n or_o requisite_n of_o fixity_n may_v be_v deduce_v the_o follow_a mean_n of_o give_v or_o add_v fixation_n to_o a_o body_n that_o be_v before_o either_o volatile_a or_o less_o fix_v these_o mean_n may_v be_v reduce_v to_o two_o general_a head_n first_o the_o action_n of_o the_o fire_n as_o the_o part_n of_o the_o body_n expose_v to_o it_o be_v thereby_o make_v to_o operate_v various_o on_o one_o another_o and_o next_o the_o association_n of_o the_o particle_n of_o a_o volatile_a body_n with_o those_o of_o some_o proper_a additament_n which_o term_n of_o proper_n i_o rather_o employ_v than_o that_o one_o will_v expect_v of_o fix_v because_o it_o will_v ere_o long_o appear_v that_o in_o certain_a case_n some_o volatile_a body_n may_v more_o conduce_v to_o the_o fixation_n of_o other_o volatile_a body_n than_o some_o fix_a one_o doe_n but_o these_o two_o instrument_n of_o fixation_n be_v but_o general_a i_o shall_v propose_v four_o or_o five_o more_o particular_a one_o chap._n ii_o and_o first_o in_o some_o case_n it_o may_v conduce_v to_o fixation_n that_o either_o by_o a_o additament_n or_o by_o the_o operation_n of_o the_o fire_n the_o part_n of_o a_o body_n be_v bring_v to_o touch_v each_o other_o in_o large_a portion_n of_o their_o surface_n for_o that_o from_o such_o a_o contact_n there_o will_v follow_v such_o a_o mutual_a cohesion_n as_o will_v at_o least_o indispose_v the_o touch_v corpuscle_n to_o suffer_v a_o total_a divulsion_n may_v appear_v probable_a from_o what_o we_o late_o note_v of_o the_o cohesion_n of_o piece_n of_o marble_n and_o glass_n and_o from_o some_o other_o phaenomena_n belong_v to_o the_o history_n of_o firmness_n from_o which_o we_o may_v proper_o enough_o borrow_v some_o instance_n at_o least_o for_o illustration_n in_o the_o doctrine_n of_o fixtness_n in_o regard_n that_o usual_o though_o not_o always_o the_o same_o thing_n that_o make_v a_o body_n firm_a give_v it_o some_o degree_n of_o fixity_n by_o keep_v it_o from_o be_v dissipate_v by_o the_o wont_a degree_n of_o heat_n and_o agitation_n it_o meet_v with_o in_o the_o air._n but_o to_o return_v to_o the_o contact_n we_o be_v speak_v of_o i_o think_v it_o not_o impossible_a though_o you_o may_v perhaps_o think_v it_o strange_a that_o the_o bare_a operation_n of_o the_o fire_n may_v in_o some_o case_n procure_v a_o cohesion_n among_o the_o particle_n and_o consequent_o make_v they_o more_o fix_v as_o well_o as_o in_o other_o disjoin_v they_o and_o thereby_o make_v they_o more_o volatile_a for_o as_o in_o some_o body_n the_o figure_n and_o size_n of_o the_o corpuscle_n may_v be_v such_o that_o the_o action_n of_o the_o fire_n may_v rub_v or_o tear_v off_o the_o little_a beard_n or_o hook_n or_o other_o particle_n that_o entangle_v they_o and_o by_o that_o mean_n make_v it_o more_o easy_a for_o the_o corpuscle_n to_o be_v disengage_v and_o fly_v upward_o so_o in_o other_o body_n the_o size_n and_o shape_n of_o the_o corpuscle_n may_v be_v such_o that_o the_o agitation_n cause_v by_o the_o fire_n may_v rub_v they_o one_o against_o the_o other_o so_o as_o by_o mutual_a attrition_n to_o grind_v as_o it_o be_v their_o surface_n and_o make_v they_o so_o broad_a and_o smooth_a if_o not_o also_o so_o flat_a as_o that_o the_o contact_n of_o the_o corpuscle_n shall_v come_v to_o be_v make_v according_a to_o a_o large_a portion_n of_o their_o superficies_n from_o whence_o will_v natural_o follow_v a_o firm_a cohesion_n which_o i_o shall_v illustrate_v by_o what_o we_o may_v observe_v among_o those_o that_o grind_v glass_n for_o telescope_n and_o microscope_n for_o these_o artificer_n by_o long_o rub_v a_o piece_n of_o glass_n against_o a_o metalline_a dish_n or_o concave_a vessel_n do_v by_o this_o attrition_n at_o length_n bring_v the_o two_o body_n to_o touch_v one_o another_o in_o so_o many_o part_n of_o their_o congruous_a surface_n that_o they_o will_v stick_v firm_o to_o one_o another_o so_o as_o sometime_o to_o oblige_v the_o workman_n to_o use_v violence_n to_o disjoin_v they_o and_o this_o instance_n which_o be_v not_o the_o sole_a i_o can_v allege_v may_v suffice_v to_o show_v how_o a_o cohesion_n of_o corpuscle_n may_v be_v produce_v by_o the_o mutual_a adaptation_n of_o their_o congruous_a surface_n and_o if_o two_o grosser_n corpuscle_n or_o a_o great_a number_n of_o small_a be_v thus_o bring_v to_o stick_v together_o you_o will_v easy_o believe_v their_o aggregate_v will_n prove_v too_o heavy_a or_o unwieldy_a for_o avolation_n and_o to_o show_v that_o the_o fire_n may_v effect_v a_o laevigation_n in_o the_o surface_v of_o some_o corpuscle_n i_o have_v sometime_o cause_v minium_n and_o some_o other_o calces_fw-la that_o i_o judge_v convenient_a to_o be_v melt_v for_o a_o competent_a time_n in_o a_o vehement_a fire_n convenient_o administer_v whereby_o according_a to_o expectation_n that_o which_o be_v before_o a_o dull_a and_o incoherent_a powder_n be_v reduce_v into_o much_o grosser_n corpuscle_n multitude_n of_o who_o grain_n appear_v smooth_a glitter_a and_o almost_o specular_a like_o those_o of_o fine_a litharge_n of_o gold_n and_o the_o mass_n that_o these_o grain_n compose_v be_v usual_o solid_a enough_o and_o of_o difficult_a fusion_n and_o when_o we_o make_v glass_n of_o lead_n per_fw-la se_fw-la which_o i_o elsewhere_o teach_v you_o how_o to_o do_v it_o be_v plain_a that_o the_o particle_n of_o the_o lead_n be_v reduce_v to_o a_o great_a smoothness_n since_o wheresoever_o you_o break_v the_o glass_n the_o surface_n produce_v at_o the_o crack_n will_v not_o be_v jagged_a but_o smooth_a and_o considerable_o specular_a nor_o do_v i_o think_v it_o impossible_a that_o even_o when_o the_o fire_n do_v not_o make_v any_o great_a attrition_n of_o the_o corpuscle_n of_o the_o body_n to_o be_v fix_v it_o may_v yet_o occasion_v their_o stick_v together_o because_o by_o long_o tumble_v they_o up_o and_o down_o in_o various_a manner_n it_o may_v at_o length_n after_o multitude_n of_o revolution_n and_o differ_a occursion_n bring_v those_o of_o their_o surface_n together_o which_o by_o reason_n of_o their_o breadth_n smoothness_n or_o congruity_n of_o figure_n be_v fit_a for_o mutual_a cohesion_n and_o when_o once_o they_o come_v to_o stick_v there_o be_v no_o necessity_n that_o the_o same_o cause_n that_o be_v able_a to_o make_v they_o pass_v by_o one_o another_o when_o their_o contact_n be_v but_o according_a to_o a_o inconsiderable_a part_n of_o their_o surface_n shall_v have_v the_o same_o effect_n now_o when_o their_o contact_n be_v full_a though_o perhaps_o if_o the_o degree_n of_o fire_n be_v much_o increase_v a_o more_o vehement_a agitation_n will_v surmount_v this_o cohesion_n and_o dissipate_v again_o these_o cluster_n of_o coalescent_a corpuscle_n these_o conjecture_n will_v perhaps_o appear_v less_o extravagant_a if_o you_o consider_v what_o happen_v in_o the_o preparation_n of_o quicksilver_n precipitate_v per_fw-la se._n for_o there_o run_v mercury_n be_v put_v into_o a_o convenient_o shape_v glass_n be_v expose_v to_o a_o moderate_a fire_n for_o a_o considerable_a time_n for_o i_o have_v sometime_o find_v six_o or_o seven_o week_n to_o be_v too_o short_a a_o one_o in_o this_o degree_n of_o fire_n the_o part_n be_v various_o tumble_v and_o make_v many_o of_o they_o to_o ascend_v till_o convening_n into_o drop_n on_o the_o side_n of_o the_o glass_n their_o weight_n carry_v they_o down_o again_o but_o at_o length_n after_o many_o mutual_a occursion_n if_o not_o also_o attrition_n some_o of_o the_o part_n begin_v to_o stick_v together_o in_o the_o form_n of_o a_o red_a powder_n and_o then_o more_o and_o more_o mercurial_a particle_n be_v fasten_v to_o it_o till_o at_o length_n all_o or_o by_o much_o the_o great_a part_n of_o the_o mercury_n be_v reduce_v into_o the_o like_a praecipitate_v which_o by_o this_o cohesion_n of_o the_o part_n be_v grow_v more_o fix_v will_v not_o with_o the_o same_o degree_n of_o heat_n be_v make_v to_o rise_v and_o circulate_v as_o the_o mercury_n will_v fore_o and_o yet_o as_o i_o ellewhere_o note_n i_o have_v find_v by_o trial_n
that_o with_o a_o great_a and_o competent_a degree_n of_o heat_n this_o praecipitate_v per_fw-la se_fw-la will_v without_o the_o help_n of_o any_o volatilize_a additament_n be_v easy_o reduce_v into_o run_v mercury_n again_o chymist_n and_o physician_n who_o agree_v in_o suppose_v this_o praecipitate_v to_o be_v make_v without_o any_o additament_n will_v perchance_o scarce_o be_v able_a to_o give_v a_o more_o likely_a account_n of_o the_o consistency_n and_o degree_n of_o fixity_n that_o be_v obtain_v in_o the_o mercury_n in_o which_o since_o no_o body_n be_v add_v to_o it_o there_o appear_v not_o to_o be_v wrought_v any_o but_o a_o mechanical_a change_n and_o though_o i_o confess_v i_o have_v not_o be_v without_o suspicion_n that_o in_o philosophical_a strictness_n this_o praecipitate_v may_v not_o be_v make_v per_fw-la se_fw-la but_o that_o some_o penetrate_a igneous_a particle_n especial_o saline_a may_v have_v associate_v themselves_o with_o the_o mercurial_a corpuscle_n yet_o even_o upon_o this_o supposition_n it_o may_v be_v say_v that_o these_o particle_n contribute_v to_o the_o effect_n that_o be_v produce_v but_o by_o facilitate_v or_o procure_v by_o their_o opportune_a interposition_n the_o mutual_a cohesion_n of_o corpuscle_n that_o will_v not_o otherwise_o stick_v to_o one_o another_o perhaps_o it_o will_v not_o be_v altogether_o impertinent_a to_o add_v on_o this_o occasion_n that_o as_o for_o the_o generality_n of_o chemist_n as_o well_o other_o as_o helmontian_n that_o assert_v the_o transmutation_n of_o all_o metal_n into_o gold_n by_o the_o philosopher_n stone_n i_o think_v they_o may_v grant_v it_o to_o be_v probable_a that_o a_o new_a and_o fit_a contexture_n of_o the_o part_n of_o a_o volatile_a body_n may_v especial_o by_o procure_v a_o full_a contact_n among_o they_o very_o much_o contribute_v to_o make_v it_o high_o fix_v for_o to_o omit_v what_o be_v relate_v by_o less_o credible_a author_n it_o be_v aver_v upon_o his_o own_o trial_n by_o helmont_n who_o pretend_v not_o to_o the_o elixir_n that_o a_o grain_n of_o the_o powder_n that_o be_v give_v he_o transmute_v a_o pound_n if_o i_o mis-rememb_a not_o of_o run_v mercury_n where_o the_o proportion_n of_o the_o elixir_n to_o the_o mercury_n be_v so_o inconsiderable_a that_o it_o can_v reasonable_o be_v suppose_v that_o every_o corpuscle_n of_o the_o quicksilver_n that_o before_o be_v volatile_a be_v make_v extreme_o fix_v mere_o by_o its_o coalition_n with_o a_o particle_n of_o the_o powder_n since_o to_o make_v one_o grain_n suffice_v for_o this_o coalition_n the_o part_n it_o must_v be_v divide_v into_o must_v be_v scarce_o conceivable_o minute_n and_o therefore_o each_o single_a part_n not_o likely_a to_o be_v fix_v itself_o or_o at_o least_o more_o likely_a to_o be_v carry_v up_o by_o the_o vehement_o agitate_a mercury_n than_o to_o restrain_v that_o from_o avolation_n whereas_o if_o we_o suppose_v the_o elixir_n to_o have_v make_v such_o a_o commotion_n among_o the_o corpuscle_n of_o the_o mercury_n as_o have_v make_v they_o perhaps_o somewhat_o change_v their_o figure_n and_o expel_v some_o inconvenient_a particle_n to_o bring_v they_o to_o stick_v to_o one_o another_o according_a to_o very_o great_a portion_n of_o their_o surface_n and_o entangle_v one_o another_o it_o will_v not_o be_v disagreeable_a to_o the_o mechanical_a doctrine_n of_o fixity_n that_o the_o mercury_n shall_v endure_v the_o fire_n as_o well_o as_o gold_n on_o the_o score_n of_o its_o new_a texture_n which_o suppose_v the_o story_n true_a appear_v to_o have_v be_v introduce_v by_o the_o new_a colour_n specific_a gravity_n indissolubleness_n in_o aqua_fw-la fortis_fw-la and_o other_o quality_n wherein_o gold_n differ_v from_o mercury_n especial_o malleableness_n which_o according_a to_o our_o note_n about_o that_o quality_n usual_o require_v that_o the_o part_n from_o who_o union_n it_o result_v be_v either_o hook_a branch_a or_o otherwise_o adapt_v and_o fit_v to_o 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