chap._n 2._o exper._n 13._o so_o that_o their_o bone_n be_v soft_a then_o i_o leave_v one_o dry_a in_o the_o open_a air_n and_o have_v keep_v it_o for_o eight_o day_n though_o in_o very_o hot_a weather_n it_o be_v not_o corrupt_v at_o all_o but_o another_o piece_n which_o i_o keep_v in_o the_o sauce_n be_v corrupt_v before_o three_o day_n i_o have_v a_o mind_n to_o try_v afterward_o whether_o a_o ordinary_a boil_a will_v have_v the_o same_o effect_n and_o to_o that_o end_n june_n 26._o i_o boil_v a_o macquerel_n after_o the_o ordinary_a way_n and_o have_v set_v it_o to_o dry_a as_o i_o have_v do_v with_o the_o other_o i_o find_v that_o it_o will_v stink_v in_o less_o than_o four_o day_n from_o this_o experiment_n i_o believe_v it_o appear_v that_o this_o engine_n will_v be_v useful_a to_o dry_a victual_n so_o as_o to_o keep_v they_o without_o salt_n and_o without_o lose_v their_o juice_n and_o it_o may_v be_v such_o victual_n will_v prove_v much_o more_o wholesome_a than_o salt_n victual_n that_o be_v so_o much_o use_v at_o sea_n experim._n x._o this_o engine_n be_v so_o useful_a to_o hinder_v the_o waste_n of_o fresh_a water_n by_o evaporation_n i_o think_v it_o may_v also_o in_o some_o case_n make_v sea-water_n serve_v instead_o of_o fresh_a water_n have_v therefore_o dissolve_v one_o dram_n of_o salt_n in_o forty_o dram_n of_o water_n which_o i_o have_v hear_v from_o mr._n boyle_n to_o be_v much_o the_o same_o proportion_n of_o salt_n as_o be_v in_o sea-water_n i_o take_v a_o ounce_n of_o dry_a pease_n and_o have_v put_v they_o in_o a_o glass-pot_n with_o double_a their_o weight_n of_o the_o say_a salt_n water_n i_o include_v they_o in_o the_o engine_n i_o blow_v up_o the_o fire_n till_o the_o drop_n of_o water_n will_v evaporate_v in_o 4_o second_o with_o a_o inward_a pressure_n ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air._n the_o vessel_n be_v cool_v i_o find_v that_o the_o pease_n have_v imbibe_v all_o the_o water_n and_o be_v very_o well_o soften_v and_o dr._n king_n have_v taste_v the_o same_o find_v they_o very_o savoury_a and_o not_o too_o much_o salt_v it_o be_v very_o likely_a that_o bean_n and_o all_o other_o pulse_n will_v do_v the_o same_o i_o think_v therefore_o that_o in_o supply_v a_o ship_n with_o victual_n we_o may_v reckon_v that_o the_o pulse_n will_v change_v double_a their_o weight_n of_o sea-water_n into_o fresh_a water_n or_o at_o least_o make_v it_o serve_v for_o nourishment_n as_o well_o as_o if_o it_o have_v be_v fresh_a and_o this_o may_v diminish_v very_o much_o the_o quantity_n of_o fresh_a water_n ship_n must_v be_v encumber_v with_o if_o people_n shall_v use_v sea-water_n to_o boil_v pease_n in_o after_o the_o ordinary_a way_n it_o will_v come_v to_o pass_v that_o the_o evaporation_n waste_v but_o the_o watery_a part_n will_v make_v the_o pease_n exceed_v salt_n and_o beside_o that_o they_o can_v never_o be_v well_o soften_v i_o do_v also_o try_v whether_o sea-water_n can_v be_v use_v to_o make_v jelly_n therefore_o i_o put_v some_o of_o the_o same_o salt_n water_n into_o a_o pot_n with_o a_o equal_a weight_n of_o mutton-bone_n and_o have_v increase_v the_o fire_n as_o i_o use_v to_o make_v mutton-bone_n jelly_n i_o find_v a_o very_a strong_a jelly_n indeed_o but_o it_o be_v too_o salt_n by_o a_o great_a deal_n the_o quantity_n of_o congeal_a part_n be_v so_o little_a that_o it_o can_v much_o contemperate_a the_o saltness_n of_o the_o water_n i_o think_v therefore_o that_o sea-water_n shall_v be_v mingle_v with_o double_a its_o weight_n of_o fresh_a water_n to_o make_v jelly_n withal_o chap._n iu_o experiment_n for_o confectioner_n experim._n i._n jvne_n 27._o i_o put_v cherry_n into_o two_o pot_n in_o one_o of_o they_o there_o be_v water_n enough_o to_o cover_v the_o fruit_n to_o the_o other_o i_o add_v nothing_o at_o all_o have_v force_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 40_o second_n with_o the_o inward_a pressure_n 3_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n i_o find_v the_o cherry_n very_o well_o boil_v and_o those_o have_v much_o juice_n where_o i_o have_v add_v no_o water_n those_o with_o water_n have_v much_o more_o liquor_n but_o their_o taste_n be_v more_o waterish_a the_o next_o day_n i_o put_v some_o of_o these_o cherry_n to_o dry_a in_o the_o open_a air_n and_o i_o put_v some_o also_o to_o boil_v again_o with_o goose-berry_n to_o see_v whether_o a_o new_a boil_n will_v spoil_v they_o i_o blow_v up_o the_o sire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 10_o second_o with_o the_o inward_a pressure_n eight_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n and_o after_o that_o i_o do_v not_o find_v the_o cherry_n at_o all_o alter_v but_o be_v still_o as_o big_a and_o as_o entire_a as_o before_o they_o have_v be_v boil_v i_o put_v some_o of_o these_o also_o to_o dry_v in_o the_o open_a air._n the_o next_o day_n i_o find_v that_o all_o these_o cherry_n will_v dry_v very_o well_o and_o not_o corrupt_v but_o those_o that_o have_v be_v boil_v but_o once_o without_o water_n be_v big_a than_o all_o the_o rest_n and_o those_o that_o have_v be_v boil_v twice_o be_v very_o wrinkle_v and_o grow_v small_a than_o the_o other_o that_o have_v be_v as_o long_o again_o a_o dry_n this_o experiment_n show_v that_o some_o fruit_n may_v without_o danger_n remain_v a_o great_a while_n upon_o the_o fire_n in_o this_o engine_n after_o they_o have_v be_v boil_v enough_o and_o that_o make_v they_o to_o be_v not_o so_o fit_a to_o corrupt_v as_o they_o be_v before_o therefore_o i_o believe_v if_o those_o who_o be_v skilful_a that_o way_n will_v make_v a_o syrup_n to_o keep_v such_o fruit_n in_o without_o dry_v they_o may_v have_v sweetmeat_n which_o not_o have_v be_v boil_v in_o sugar_n will_v keep_v much_o better_a the_o taste_n of_o the_o fruit_n but_o i_o think_v the_o syrup_n shall_v be_v thick_a than_o usual_a because_o the_o moisture_n of_o the_o fruit_n be_v apt_a in_o a_o little_a time_n to_o mingle_v with_o it_o and_o make_v it_o more_o liquid_a experience_n must_v teach_v we_o what_o degree_n of_o heat_n will_v be_v the_o best_a to_o preserve_v fruit_n without_o much_o alter_n its_o taste_n experim._n ii_o july_n 6._o i_o put_v into_o a_o pot_n sive_fw-la ounce_n of_o goose-berry_n and_o have_v continue_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 15_o second_o i_o present_o put_v it_o out_o the_o vessel_n be_v cool_v i_o find_v that_o the_o goose-berry_n have_v yield_v a_o ounce_n and_o half_a of_o liquor_n pretty_a thick_a i_o put_v some_o of_o these_o goose-berry_n to_o dry_a in_o the_o open_a air_n and_o they_o do_v dry_a very_o well_o and_o not_o corrupt_v this_o experiment_n make_v i_o the_o more_o apt_a to_o believe_v that_o sweetmeat_n may_v be_v so_o order_v as_o to_o keep_v much_o of_o the_o taste_n of_o the_o fruit_n and_o i_o believe_v at_o the_o same_o time_n one_o may_v have_v a_o great_a conveniency_n to_o make_v clear_a cake_n because_o the_o juice_n sit_v for_o that_o purpose_n be_v all_o keep_v in_o this_o engine_n and_o may_v be_v draw_v a_o great_a deal_n soon_o than_o after_o the_o ordinary_a way_n experim._n iii_o july_n 22._o three_o week_n ago_o i_o shut_v up_o ripe_a goose-berry_n in_o a_o great_a glass_n and_o put_v to_o they_o water_n satiate_v with_o sugar_n to_o sill_z up_o the_o interstice_n to_o day_n see_v these_o goose-berry_n ferment_n apace_o and_o make_v abundance_n of_o bubble_n i_o put_v some_o of_o they_o in_o a_o glass-pot_n with_o some_o of_o their_o liquor_n and_o have_v enclose_v it_o in_o the_o engine_n i_o continue_v the_o fire_n till_o the_o drop_n of_o water_n do_v dry_a away_o in_o 6_o second_o with_o a_o inward_a pressure_n five_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air._n i_o take_v off_o the_o fire_n and_o the_o vessel_n be_v cool_v i_o find_v the_o goose-berry_n very_o well_o boil_v soft_a and_o of_o a_o good_a taste_n though_o the_o fermentation_n have_v make_v they_o hard_a and_o unpleasant_a to_o the_o palate_n i_o include_v at_o the_o same_o time_n another_o pot_n full_a with_o fresh_a goose-berry_n to_o which_o i_o add_v one_o part_n of_o sugar_n to_o five_o part_n of_o fruit_n i_o find_v they_o also_o very_o ready_a and_o of_o a_o very_a please_a taste_n but_o much_o more_o sweet_a than_o those_o that_o have_v be_v ferment_v after_o i_o have_v leave_v these_o two_o glass-pot_n for_o ten_o day_n together_o well_o cover_v but_o not_o above_o â…“_n full_a i_o see_v no_o fermentation_n in_o they_o but_o the_o fruit_n grow_v a_o little_a musty_a
a_o new_a digester_n or_o engine_n for_o soften_a bone_n contain_v the_o description_n of_o its_o make_n and_o use_v in_o these_o particular_n viz._n cookery_n voyages_n at_o sea_n confectionary_a make_v of_o drink_n chemistry_n and_o die_v with_o a_o account_n of_o the_o price_n a_o good_a big_a engine_n will_v cost_v and_o of_o the_o profit_n it_o will_v afford_v by_o denys_n papin_n m.d._n fellow_n of_o the_o royal_a society_n london_n print_v by_o j._n m._n for_o henry_n bonwicke_n at_o the_o red_a lion_n in_o s._n paul_n church_n yard_n 1681._o at_o a_o meeting_n of_o the_o council_n of_o the_o royal_a society_n decemb._n 8_o 1680._o ordered_n that_o a_o book_n entitle_v a_o new_a digester_n or_o engine_n for_o soften_a bone_n etc._n etc._n write_a by_o denys_n papin_n doctor_n of_o physic_n and_o fellow_n of_o this_o society_n be_v print_v and_o publish_v chr._n wren_n to_o the_o most_o illustrious_a the_o royal_a society_n most_o honour_a sir_n the_o favourable_a acceptance_n you_o give_v to_o all_o those_o who_o according_a to_o your_o institution_n be_v studious_a to_o increase_v both_o natural_a knowledge_n and_o the_o commodity_n of_o humane_a life_n have_v encourage_v i_o to_o present_v you_o with_o these_o experiment_n as_o my_o best_a endeavour_n to_o follow_v your_o example_n i_o confess_v they_o be_v nothing_o near_o deserve_v to_o be_v offer_v to_o such_o sagacious_a wit_n but_o i_o have_v see_v how_o quick_o and_o easy_o you_o distinguish_v between_o good_a and_o bad_a in_o all_o manner_n of_o write_n and_o how_o kind_o you_o bear_v with_o the_o defect_n of_o those_o who_o design_n be_v good_a i_o hope_v therefore_o you_o will_v be_v please_v to_o honour_v this_o small_a treatise_n with_o your_o protection_n and_o give_v i_o leave_v to_o profess_v myself_o with_o all_o imaginable_a respect_n most_o honour_a sir_n your_o most_o humble_a and_o most_o obedient_a servant_n d._n papin_n preface_n some_o experiment_n of_o the_o screw_v balneum_fw-la mariae_fw-la have_v already_o be_v print_v in_o the_o second_o continuation_n of_o the_o physico-mechanical_a experiment_n of_o the_o honourable_a r._n boyle_n put_v forth_o this_o year_n 1680._o but_o that_o book_n be_v write_v in_o latin_a and_o not_o give_v the_o description_n of_o the_o engine_n nor_o the_o way_n how_o to_o use_v it_o safe_o for_o want_v of_o sufficient_a trial_n i_o think_v it_o will_v not_o be_v improper_a now_o to_o make_v upon_o that_o subject_a a_o separate_a treatise_n in_o the_o vulgar_a tongue_n for_o the_o use_n of_o such_o housekeeper_n and_o tradesman_n as_o may_v have_v occasion_n for_o it_o have_v therefore_o reason_n to_o believe_v that_o this_o piece_n may_v fall_v into_o the_o hand_n of_o divers_a person_n that_o will_v never_o read_v the_o history_n of_o the_o royal_a society_n nor_o mr._n boyle_n book_n about_o the_o usefulness_n of_o experimental_a philosophy_n i_o think_v this_o to_o be_v a_o very_a fit_a place_n to_o undeceive_v those_o that_o imagine_v it_o to_o be_v a_o folly_n to_o look_v for_o new_a discovery_n and_o that_o all_o thing_n be_v already_o find_v out_o for_o the_o confute_v this_o error_n i_o will_v take_v nothing_o but_o from_o my_o subject_n and_o even_o among_o several_a instance_n it_o afford_v i_o will_v use_v but_o one_o therefore_o i_o shall_v only_o say_v that_o cookery_n be_v such_o a_o ancient_a art_n the_o use_n whereof_o be_v so_o general_a and_o so_o frequent_a and_o people_n have_v be_v so_o earnest_a upon_o the_o improve_n of_o it_o that_o it_o seem_v if_o any_o can_v be_v bring_v to_o perfection_n this_o shall_v be_v it_o nevertheless_o no_o body_n can_v deny_v but_o it_o will_v be_v now_o considerable_o improve_v see_v by_o the_o help_n of_o the_o engine_n here_o treat_v of_o the_o old_a and_o hard_a cow-beef_n may_v be_v make_v as_o tender_v and_o as_o savoury_a as_o young_a and_o choice_a meat_n i_o may_v beside_o say_v that_o this_o be_v no_o hard_a matter_n for_o every_o one_o know_v that_o compact_a body_n if_o hot_a will_v burn_v more_o powerful_o than_o those_o of_o a_o more_o rare_a contexture_n that_o red-hot_a iron_n for_o example_n will_v do_v more_o than_o coal_n so_o there_o be_v no_o question_n but_o that_o water_n be_v heat_v enough_o for_o boil_v and_o shut_v up_o so_o as_o not_o to_o be_v able_a to_o expand_v itself_o as_o by_o ebullition_n it_o do_v such_o water_n i_o say_v will_v effect_v much_o more_o than_o if_o permit_v to_o its_o ordinary_a boil_a expansion_n for_o my_o part_n assoon_o as_o this_o come_v into_o my_o mind_n by_o make_v some_o experiment_n about_o compression_n for_o mr._n boyle_n i_o think_v it_o so_o certain_a that_o i_o make_v no_o question_n to_o undertake_v that_o trial_n yet_o though_o the_o thing_n be_v so_o easy_a no_o body_n that_o i_o know_v of_o have_v any_o thought_n of_o it_o many_o learned_a man_n have_v do_v and_o do_v still_o thing_n of_o much_o more_o difficulty_n but_o no_o body_n can_v see_v all_o thing_n therefore_o we_o must_v confess_v that_o there_o may_v still_o remain_v discovery_n to_o be_v make_v by_o small_a as_o well_o as_o great_a capacity_n and_o no_o man_n that_o industrious_o prosecute_v a_o subject_a though_o seem_o never_o so_o trivial_a need_v despair_n of_o obtain_v that_o great_a felicity_n of_o have_v make_v some_o discovery_n the_o usefulness_n whereof_o may_v recommend_v it_o to_o posterity_n index_n how_o to_o know_v the_o quantity_n of_o pressure_n in_o the_o digester_n pag._n 2_o how_o to_o know_v the_o degree_n of_o heat_n pag._n 4_o meat_n may_v be_v keep_v upon_o the_o fire_n three_o time_n as_o long_o as_o be_v necessary_a to_o make_v it_o ready_a and_o yet_o it_o will_v not_o be_v spoil_v pag._n 9_o 10_o the_o same_o experiment_n make_v upon_o bone_n pag._n 11_o how_o to_o boil_v mutton_n pag._n 8_o how_o to_o boil_v beef_n pag._n 9_o how_o to_o boil_v lamb_n pag._n 13_o how_o to_o boil_v rabbit_n pag._n 15_o how_o to_o boil_v pigeon_n ibid._n how_o to_o boil_v fish_n pag._n 17_o how_o to_o boil_v pulse_n pag._n 19_o how_o to_o make_v jelly_n very_o cheap_a pag._n 21_o glue_n for_o glass_n pag._n 25_o hartshorn_n turn_v like_o parmezan_n cheese_n pag._n 28_o a_o macquerel_n keep_v without_o salt_n pag._n 29_o salt_n water_n as_o good_a for_o nourishment_n as_o fresh_a water_n pag._n 30_o to_o make_v sweetmeat_n at_o a_o cheap_a rate_n and_o of_o a_o new_a taste_n pag._n 32_o 33_o 34_o to_o make_v two_o sort_n of_o drink_n with_o the_o same_o fruit_n pag._n 35_o 36_o 37_o to_o make_v a_o new_a kind_n of_o wine_n pag._n 37_o tincture_n draw_v in_o the_o hundred_o part_n of_o the_o time_n usual_o require_v for_o they_o pag._n 39_o new_a way_n for_o distil_v pag._n 40_o 41_o 42_o how_o to_o hatch_n chicken_n pag._n 44_o how_o to_o save_v the_o labour_n of_o grind_a cochenille_n pag._n 47_o to_o die_v with_o thick_a juyee_n pag._n 48_o to_o make_v horn_n and_o tortoise-shell_n soft_a for_o a_o great_a while_n pag._n 50_o errata_fw-la page_n 1._o line_n 19_o for_o gg_n read_v gg_n fig._n 2._o p._n 3._o l._n â—_o for_o lg_n r._n lq_n p._n 16._o l._n 32._o for_o exper._n 3._o r._n exper._n 2._o p._n 20._o l._n 13._o for_o chap._n 3._o r._n chap_n 〈◊〉_d p._n 45._o l._n 3._o for_o other_o glass_n r._n wether_n glass_n p._n 48._o l._n 35._o the_o paragraph_n to_o 〈◊〉_d at_o because_n and_o a_o comma_n after_o taste_n chap._n i._n the_o description_n of_o the_o engine_n and_o how_o to_o use_v it_o safe_o aa_n be_v a_o brass_n cylinder_n hollow_o within_o shut_v up_o at_o the_o bottom_n and_o open_a at_o the_o top_n bb._n be_v another_o hollow_a cylinder_n of_o the_o same_o bigness_n as_o the_o other_o but_o much_o short_a be_v to_o cover_v and_o shut_v the_o same_o by_o apply_v both_o their_o aperture_n to_o one_o another_o as_o you_o may_v see_v in_o the_o scheme_n cc._o be_v two_o appendix_n or_o ear_n cast_v to_o the_o cylinder_n aa_n as_o the_o tronion_o of_o a_o piece_n of_o ordnance_n dddd_n be_v two_o piece_n of_o iron_n put_v upon_o the_o appendix_n cc._o at_o one_o end_n and_o the_o iron_n bar_n i_fw-mi at_o the_o other_o i_fw-mi be_v a_o iron_n bar_v put_v through_o the_o end_n of_o the_o iron_n piece_n dd._n and_o so_o may_v easy_o be_v take_v off_o or_o put_v on_o when_o we_o have_v a_o mind_n either_o to_o open_v or_o to_o shut_v up_o the_o engine_n ff_n be_v two_o screw_n which_o be_v sit_v to_o the_o hole_n in_o the_o bar_n i_fw-mi serve_v to_o press_v both_o the_o cylinder_v aa_n bb._n against_o one_o another_o gg_n be_v another_o hollow_a cylinder_n make_v of_o glass_n pewter_n or_o some_o other_o material_a fit_a to_o receive_v those_o thing_n that_o be_v to_o be_v boil_v this_o be_v fill_v and_o stop_v with_o a_o cover_n
of_o the_o glass_n and_o then_o join_v they_o as_o before_z as_o exact_o as_o we_o can_v the_o same_o may_v be_v apply_v to_o china-dish_n ivory_n amber_n and_o such_o other_o brittle_a body_n experim._n vi._n july_n 1_o i_o fill_v two_o glass-pot_n the_o one_o with_o one_o ounce_n of_o shave_n of_o heart_n horn_n and_o two_o ounce_n of_o water_n the_o other_o with_o a_o ounce_n of_o whiting_n bone_n and_o two_o ounce_n of_o water_n have_v continue_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 7_o second_n with_o the_o inward_a pressure_n twelve_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n i_o take_v off_o the_o fire_n present_o and_o the_o vessel_n be_v cool_v i_o find_v a_o very_a strong_a jelly_n in_o the_o pot_n with_o hartshorn_n i_o give_v some_o of_o it_o to_o a_o person_n that_o make_v such_o jelly_n pretty_a often_o and_o she_o say_v that_o there_o must_v be_v something_o more_o in_o this_o than_o in_o she_o because_o this_o have_v both_o smell_n and_o taste_v pretty_a strong_a but_o in_o she_o there_o be_v neither_o of_o they_o i_o think_v this_o difference_n do_v proceed_v only_o from_o the_o spirit_n and_o volatile_a salt_n that_o be_v keep_v in_o by_o mean_n of_o the_o engine_n fasten_v with_o screw_n and_o that_o fly_v away_o in_o the_o ordinary_a boil_a and_o from_o thence_o it_o be_v very_o probable_a that_o this_o new_a jelly_n have_v much_o more_o virtue_n in_o it_o the_o hartshorn_n also_o be_v all_o very_a soft_a but_o in_o the_o ordinary_a way_n it_o be_v bring_v but_o to_o a_o powder_n that_o feel_v hard_a between_o the_o finger_n in_o the_o other_o pot_n the_o fish-bone_n be_v quite_o soft_a but_o the_o liquor_n will_v not_o congeal_v yet_o be_v dry_v there_o be_v find_v some_o glue_n remain_v but_o in_o small_a quantity_n and_o not_o so_o strong_a as_o that_o of_o beef_n bone_n experim._n vii_o july_n 2._o i_o fill_v two_o glass-pot_n the_o one_o with_o half_a a_o ounce_n of_o hartshorn_n and_o two_o ounce_n and_o half_a of_o water_n the_o other_o with_o bone_n and_o water_n in_o the_o same_o proportion_n as_o five_o to_o one_o and_o the_o bone_n be_v shave_v as_o well_o as_o the_o hartshorn_n have_v augment_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 5_o second_n with_o ten_o pressure_n i_o take_v it_o off_o quick_o the_o next_o day_n i_o open_v the_o vessel_n and_o find_v that_o in_o the_o pot_n with_o bone_n the_o liquor_n be_v but_o little_o thick_a than_o water_n in_o the_o other_o there_o be_v a_o good_a jelly_n but_o not_o so_o strong_a as_o that_o in_o the_o forego_n experiment_n i_o heat_v it_o again_o and_o as_o soon_o as_o it_o be_v melt_v i_o filtrate_v it_o and_o squeeze_v it_o as_o well_o as_o i_o can_v and_o i_o set_v the_o remainder_n a_o dry_n that_o remainder_n be_v dry_v after_o a_o week_n time_n be_v find_v to_o weigh_v 2_o ¾_n dram_n so_o that_o all_o the_o congeal_a part_n draw_v from_o the_o hartshorn_n do_v weigh_v but_o 1_o ¼_n dram_n and_o that_o have_v be_v enough_o to_o congeal_v 2_o ½_n ounce_n of_o liquor_n which_o be_v 16_o time_n as_o much_o weight_n the_o liquor_n that_o have_v be_v filtrate_v do_v in_o a_o short_a time_n turn_v to_o a_o jelly_n much_o strong_a than_o hartshorn_n jelly_n use_v to_o be_v therefore_o i_o believe_v i_o may_v be_v confident_a that_o a_o certain_a quantity_n of_o hartshorn_n will_v congeal_v five_o time_n its_o weight_n of_o water_n and_o it_o may_v be_v by_o practise_v there_o will_v be_v find_v some_o degree_n of_o heat_n that_o will_v make_v more_o but_o though_o we_o can_v do_v no_o more_o yet_o this_o will_v be_v a_o considerable_a thing_n since_o in_o the_o ordinary_a way_n the_o quantity_n of_o jelly_n be_v less_o by_o half_n and_o not_o so_o good_a and_o it_o require_v much_o more_o fire_n and_o time_n and_o fresh_a water_n which_o be_v of_o consequence_n at_o sea_n for_o although_o i_o must_v needs_o have_v water_n to_o make_v jelly_n after_o my_o way_n that_o water_n be_v not_o lose_v since_o it_o remain_v all_o in_o the_o jelly_n but_o if_o you_o make_v it_o after_o the_o ordinary_a way_n above_o three_o quarter_n of_o the_o water_n will_v evaporate_v away_o experim._n viii_o have_v find_v by_o the_o last_o experiment_n that_o hartshorn_n do_v yield_v so_o much_o jelly_n more_o than_o the_o bone_n do_v i_o have_v a_o mind_n to_o try_v whether_o the_o reason_n of_o it_o be_v not_o because_o the_o degree_n of_o heat_n be_v fit_a for_o hartshorn_n but_o not_o strong_a enough_o for_o bone_n therefore_o i_o repeat_v the_o same_o experiment_n with_o the_o same_o circumstance_n but_o at_o this_o time_n i_o increase_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 4_o second_n and_o the_o vessel_n be_v cool_v i_o find_v the_o jelly_n of_o hartshorn_n pretty_a good_a still_o but_o the_o liquor_n upon_o the_o bone_n be_v not_o very_o thick_a yet_o i_o find_v some_o jelly_n after_o i_o have_v pour_v out_o gentle_o the_o over-swimming_a liquor_n but_o that_o liquor_n weigh_v above_o a_o ounce_n so_o i_o think_v that_o true_o the_o bone_n do_v not_o contain_v so_o much_o congeal_v part_n as_o hartshorn_n do_v have_v filtrate_v and_o squeeze_v the_o matter_n of_o both_o my_o pot_n i_o keep_v the_o remainder_n of_o they_o asunder_o each_o in_o a_o glass_n well_o stop_v for_o fear_v they_o shall_v dry_v and_o about_o two_o week_n after_o i_o find_v they_o ferment_v and_o of_o the_o same_o smell_n and_o taste_v as_o parmezan_n cheese_n and_o very_o fit_a to_o be_v eat_v with_o bread_n when_o i_o have_v show_v such_o hartshorn_n to_o the_o royal_a society_n they_o judge_v that_o in_o all_o likelihood_n be_v in_o that_o condition_n it_o will_v yield_v more_o spirit_n and_o more_o easy_o than_o usual_o it_o do_v the_o bone_n be_v in_o all_o thing_n very_o like_o the_o hartshorn_n and_o some_o time_n after_o worm_n be_v generate_v in_o they_o which_o do_v not_o happen_v to_o the_o hartshorn_n so_o that_o it_o be_v usual_a to_o see_v worm_n generate_v in_o good_a rather_o than_o in_o bad_a cheese_n it_o seem_v that_o in_o this_o the_o bone_n have_v some_o advantage_n above_o the_o hartshorn_n as_o well_o as_o the_o hartshorn_n be_v to_o be_v prefer_v to_o they_o for_o the_o quantity_n of_o jelly_n it_o yield_v have_v find_v some_o difference_n both_o for_o the_o quantity_n and_o for_o the_o readiness_n in_o draw_v jelly_n from_o several_a body_n as_o also_o for_o the_o strength_n of_o that_o kind_n of_o glue_n i_o believe_v there_o may_v be_v find_v a_o difference_n in_o several_a other_o propriety_n of_o they_o and_o see_v our_o body_n be_v but_o congeal_v liquor_n it_o be_v likely_a that_o if_o people_n will_v go_v on_o with_o this_o trial_n and_o draw_v jelly_n from_o several_a part_n of_o the_o same_o animal_n and_o from_o several_a animal_n of_o the_o same_o kind_n but_o of_o different_a age_n and_o from_o several_a kind_n of_o animal_n that_o live_v a_o great_a deal_n long_a one_o than_o the_o other_o as_o from_o heart_n and_o rabbit_n and_o than_o if_o they_o will_v compare_v all_o the_o several_a propriety_n of_o these_o jelly_n with_o one_o another_o it_o be_v likely_a i_o say_v that_o it_o will_v be_v a_o great_a help_n towards_o make_v a_o better_a theory_n than_o hitherto_o we_o have_v about_o the_o cause_n of_o the_o lastingness_n of_o our_o life_n and_o such_o a_o theory_n will_v it_o may_v be_v prove_v of_o more_o consequence_n than_o many_o people_n be_v apt_a to_o believe_v from_o all_o the_o experiment_n contain_v in_o this_o chapter_n i_o think_v it_o very_o likely_a that_o if_o people_n will_v be_v persuade_v to_o lay_v by_o bones_o gristle_n tendon_n foot_n and_o other_o part_n of_o animal_n that_o be_v solid_a enough_o to_o be_v keep_v without_o salt_n whereof_o people_n throw_v away_o more_o than_o will_v be_v necessary_a to_o supply_v all_o the_o ship_n that_o england_n have_v at_o sea_n the_o ship_n may_v always_o be_v furnish_v with_o better_a and_o cheap_a victual_n than_o they_o use_v to_o have_v and_o i_o may_v say_v that_o such_o victual_n will_v take_v up_o less_o room_n too_o because_o they_o have_v a_o great_a deal_n more_o nourishment_n in_o they_o in_o proportion_n to_o their_o weight_n this_o be_v plain_a in_o hartshorn_n which_o will_v make_v five_o time_n its_o weight_n of_o jelly_n which_o be_v account_v to_o be_v of_o a_o great_a nourishment_n and_o yet_o afterward_o it_o will_v turn_v to_o a_o substance_n very_o like_o cheese_n which_o can_v be_v eat_v in_o great_a quantity_n experim._n ix_o june_n 20._o i_o boil_v two_o macquerel_n in_o the_o same_o manner_n as_o have_v be_v describe_v
lie_v in_o the_o water_n and_o those_o that_o will_v be_v at_o the_o top_n of_o they_o above_o the_o water_n i_o kindle_v the_o fire_n so_o as_o to_o dry_v away_o the_o drop_n of_o water_n in_o 5_o second_o and_o the_o inward_a pressure_n ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n i_o take_v away_o the_o fire_n present_o and_o the_o vessel_n be_v cool_v i_o find_v all_o the_o bean_n very_o soft_a and_o no_o difference_n between_o those_o that_o have_v be_v boil_v twice_o and_o those_o that_o have_v be_v but_o once_o but_o those_o at_o the_o top_n be_v full_a of_o wrinkle_n and_o more_o savoury_a than_o those_o in_o the_o bottom_n which_o be_v swell_v with_o water_n the_o skin_n be_v very_o soft_a except_o a_o very_a thin_a one_o which_o be_v somewhat_o hard_a so_o that_o it_o will_v be_v needless_a to_o take_v off_o the_o skin_n of_o such_o bean_n by_o this_o experiment_n i_o be_v more-confirmed_n that_o aliment_n in_o this_o engine_n may_v when_o they_o be_v ready_a be_v keep_v upon_o the_o fire_n a_o great_a while_n without_o danger_n propriety_n in_o the_o abovementioned_a experiment_n i_o be_v careful_a not_o to_o lay_v upon_o the_o rod_n lm_o more_o weight_n than_o be_v necessary_a to_o make_v the_o inward_a pressure_n ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n so_o that_o the_o balneum_fw-la mariae_fw-la be_v pretty_a hot_a the_o great_a quantity_n of_o water_n be_v able_a to_o lift_v up_o the_o little_a valve_n at_o the_o top_n of_o the_o pipe_n hh_v and_o it_o run_v slow_o that_o way_n till_o i_o take_v off_o the_o fire_n but_o when_o the_o fire_n be_v quite_o out_o nothing_o more_o can_v get_v out_o though_o the_o heat_n be_v still_o such_o as_o to_o dry_v away_o the_o drop_n of_o water_n in_o 5_o seconds_z so_o it_o be_v plain_a that_o the_o remain_a water_n have_v now_o room_n enough_o in_o the_o engine_n to_o expand_v itself_o and_o that_o such_o a_o degree_n of_o heat_n can_v not_o make_v it_o press_v strong_a than_o ten_o ordinary_a pressure_n of_o the_o air._n therefore_o i_o be_v desirous_a to_o see_v how_o large_a that_o room_n ought_v to_o be_v to_o that_o end_n i_o open_v my_o engine_n with_o so_o much_o wariness_n that_o i_o lose_v no_o water_n and_o have_v weigh_v all_o that_o i_o find_v in_o it_o i_o see_v that_o there_o have_v be_v lose_v 〈◊〉_d or_o little_a less_o because_o out_o of_o eight_o ounce_n which_o i_o have_v first_o put_v into_o it_o i_o find_v above_o seven_o remain_v therefore_o we_o may_v reckon_v this_o among_o the_o propriety_n of_o this_o engine_n that_o if_o we_o put_v into_o it_o of_o the_o water_n it_o can_v hold_v and_o make_v such_o a_o heat_n as_o to_o dry_v away_o the_o drop_n of_o water_n in_o 5_o second_o the_o inward_a pressure_n shall_v be_v ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air._n after_o that_o same_o way_n one_o may_v find_v by_o experience_n how_o much_o room_n must_v be_v leave_v empty_a for_o any_o other_o pressure_n and_o for_o any_o other_o degree_n of_o heat_n we_o have_v a_o mind_n to_o make_v and_o that_o will_v be_v necessary_a to_o know_v at_o sea_n as_o i_o have_v say_v chap._n 2._o experim._n xvii_o july_n 15._o i_o put_v some_o green_a pease_n into_o two_o little_a glass-pot_n and_o pour_v water_n into_o one_o of_o they_o almost_o enough_o to_o cover_v the_o pease_n into_o the_o other_o i_o pour_v no_o water_n i_o press_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 4_o second_o and_o the_o inward_a pressure_n be_v ten_o time_n as_o strong_a as_o the_o ordinary_a pressure_n of_o the_o air._n i_o take_v off_o the_o fire_n and_o the_o vessel_n be_v cool_v i_o find_v the_o pease_n extreme_o well_o soften_v those_o without_o water_n have_v give_v juice_n almost_o enough_o to_o cover_v they_o their_o colour_n be_v of_o a_o dark_a red_a and_o their_o smell_n and_o taste_n have_v somewhat_o of_o burn_a in_o the_o other_o pot_n the_o pease_n be_v green_a still_o and_o have_v a_o very_a good_a taste_n but_o not_o so_o high_a as_o those_o without_o water_n have_v meit_v some_o fresh_a butter_n the_o taste_n of_o the_o pease_n without_o water_n do_v not_o seem_v to_o i_o too_o strong_a with_o such_o a_o sauce_n i_o like_v they_o better_o than_o the_o other_o yet_o it_o will_v be_v better_a not_o to_o boil_v pease_n so_o much_o these_o have_v endure_v so_o much_o heat_n as_o will_v soften_v bone_n the_o pease_n which_o i_o have_v put_v in_o with_o the_o cod_n be_v very_o soft_a and_o good_a but_o the_o inner_a rind_n of_o the_o cod_n be_v not_o at_o all_o alter_v though_o they_o have_v endure_v so_o much_o heat_n this_o experiment_n seem_v to_o prove_v that_o water_n be_v the_o best_a thing_n to_o hinder_v the_o burn_a of_o the_o pease_n but_o i_o believe_v that_o if_o many_o other_o thing_n be_v add_v to_o fill_v up_o the_o space_n between_o the_o pease_n it_o will_v do_v as_o well_o for_o that_o purpose_n for_o i_o have_v try_v another_o time_n that_o have_v boil_v goose-berry_n at_o the_o same_o time_n in_o the_o same_o pot_n both_o without_o water_n with_o this_o only_a difference_n that_o in_o one_o pot_n the_o goose-berry_n be_v entire_a and_o in_o the_o other_o they_o be_v bruise_v it_o come_v to_o pass_v that_o the_o entire_a one_o have_v contract_v much_o empyreume_n though_o their_o glass_n be_v much_o empty_a and_o so_o the_o pressure_n in_o it_o can_v not_o be_v so_o great_a but_o those_o that_o be_v bruise_v and_o do_v fill_v up_o the_o pot_n with_o their_o own_o juice_n have_v no_o taste_n of_o burn_a therefore_o i_o will_v advise_v you_o for_o the_o better_a success_n of_o this_o experiment_n to_o fill_v up_o the_o space_n with_o the_o juice_n of_o other_o pease_n because_o be_v already_o satiate_v with_o the_o taste_n of_o the_o pease_n it_o will_v not_o rob_v those_o new_a one_o that_o be_v to_o be_v boil_v in_o it_o this_o experiment_n show_v that_o many_o digestion_n may_v be_v perfect_v a_o great_a deal_n better_o in_o this_o engine_n where_o we_o may_v fill_v up_o the_o glass_n than_o in_o the_o ordinary_a way_n where_o much_o room_n must_v be_v leave_v empty_a it_o may_v also_o suggest_v good_a thought_n about_o the_o nature_n of_o the_o empyreume_n but_o it_o be_v better_a to_o stay_v for_o further_a trial_n chap._n iii_o experiment_n for_o voyage_n at_o sea_n experim._n i._n the_o great_a inconveniency_n in_o long_a voyage_n at_o sea_n come_v according_a to_o the_o most_o common_a opinion_n from_o the_o victual_n which_o have_v be_v keep_v fault_v a_o great_a while_n have_v lose_v their_o volatile_a and_o spirituous_a part_n so_o that_o the_o remain_v gross_a and_o terrestrial_a one_o be_v apt_a to_o make_v a_o gross_a and_o terrestrial_a blood_n which_o cause_v the_o scurvy_a therefore_o it_o be_v likely_a that_o jelly_n be_v make_v of_o volatile_a part_n and_o easy_a to_o be_v digest_v will_v be_v apt_a to_o correct_v that_o defect_n of_o the_o salt_n meat_n but_o they_o use_v to_o be_v so_o dear_a and_o so_o hard_a to_o be_v make_v that_o it_o be_v rare_a to_o get_v any_o at_o sea_n this_o make_v i_o believe_v that_o it_o will_v be_v a_o good_a thing_n to_o find_v a_o way_n how_o to_o make_v they_o every_o where_o easy_a and_o cheap_a therefore_o june_n 18._o i_o take_v beef-bone_n that_o have_v never_o be_v boil_v but_o keep_v dry_v a_o long_a time_n and_o of_o the_o hard_a part_n of_o the_o leg_n these_o be_v put_v into_o a_o little_a glass-pot_n with_o water_n i_o include_v in_o the_o engine_n together_o with_o another_o little_a glass-pot_n full_a with_o bone_n and_o water_n too_o but_o in_o this_o the_o bone_n be_v rib_n and_o have_v be_v boil_v already_o have_v press_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 3_o second_o and_o ten_o pressure_n i_o take_v off_o the_o fire_n and_o the_o vessel_n be_v cool_v i_o find_v very_o good_a jelly_n in_o both_o my_o pot_n but_o that_o which_o be_v make_v out_o of_o rib_n have_v a_o kind_n of_o a_o red_a colour_n which_o i_o believe_v may_v proceed_v from_o the_o medullar_n part_n the_o other_o jelly_n be_v without_o taste_n or_o colour_n like_o hartshorn_n jelly_n therefore_o i_o do_v not_o see_v any_o reason_n why_o it_o shall_v not_o have_v the_o same_o effect_n and_o i_o may_v say_v that_o have_v season_v it_o with_o sugar_n and_o juice_n of_o lemmon_n i_o do_v eat_v it_o with_o as_o much_o pleasure_n and_o find_v it_o as_o stomachical_a as_o if_o it_o have_v be_v jelly_n of_o hartshorn_n though_o this_o experiment_n be_v most_o necessary_a at_o sea_n yet_o it_o will_v be_v very_o useful_a
in_o the_o pot_n contain_v those_o goose-berry_n that_o have_v never_o be_v ferment_v but_o in_o the_o other_o pot_n there_o be_v no_o change_n at_o all_o so_o that_o it_o seem_v the_o fermentation_n before_o boil_a be_v a_o remedy_n against_o corruption_n i_o take_v the_o fruit_n that_o grow_v musty_a and_o have_v exact_o fill_v a_o lesser_a glass_n with_o it_o i_o fasten_v a_o good_a cover_n to_o it_o with_o a_o screw_n this_o prevent_v further_a corruption_n and_o that_o same_o fruit_n in_o five_o or_o six_o day_n begin_v to_o ferment_n and_o the_o juice_n run_v over_o though_o the_o screw_v press_v the_o cover_n pretty_a hard_a august_n 30._o i_o open_v that_o same_o glass_n who_o cover_n be_v fasten_v with_o a_o screw_n and_o have_v put_v some_o of_o the_o fruit_n and_o juice_n into_o a_o little_a glass-pot_n then_o have_v shut_v all_o in_o the_o engine_n i_o increase_v the_o fire_n till_o the_o drop_n of_o water_n dry_v away_o in_o 6_o second_o with_o a_o inward_a pressure_n twelve_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air._n i_o take_v off_o the_o fire_n and_o the_o vessel_n be_v cool_v i_o find_v the_o goose-berry_n have_v by_o boil_v again_o lose_v much_o of_o their_o sweetness_n but_o their_o taste_n be_v very_o please_v it_o may_v be_v many_o people_n will_v like_v it_o better_o than_o before_o have_v put_v some_o of_o their_o juice_n into_o a_o glass_n and_o some_o of_o the_o juice_n that_o have_v not_o be_v boil_v again_o into_o another_o glass_n i_o put_v they_o both_o together_o in_o vacuo_fw-la and_o i_o see_v that_o the_o juice_n twice_o boil_v have_v give_v over_o ferment_v because_o it_o do_v not_o bubble_n but_o the_o other_o do_v mighty_o from_o all_o i_o have_v say_v in_o this_o experiment_n i_o believe_v i_o may_v conclude_v 1._o that_o if_o we_o keep_v fruit_n as_o i_o have_v say_v in_o the_o beginning_n that_o be_v to_o say_v if_o we_o let_v they_o ferment_n soft_o in_o vessel_n well_o stop_v we_o may_v at_o any_o time_n make_v with_o they_o very_o good_a sweetmeat_n at_o a_o cheap_a rate_n by_o the_o help_n of_o the_o engine_n that_o will_v soften_v the_o fruit_n and_o keep_v the_o spirit_n from_o evaporate_n 2._o there_o will_v be_v less_o danger_n of_o grow_v musty_a when_o the_o fruit_n have_v be_v boil_v so_o during_o the_o fermentation_n 3._o if_o any_o mustiness_n appear_v we_o may_v hinder_v it_o by_o fill_v up_o the_o vessel_n and_o fasten_v the_o cover_n with_o a_o screw_n 4._o if_o the_o fermentation_n begin_v again_o we_o may_v stop_v it_o by_o a_o new_a boil_a yet_o this_o experiment_n ought_v to_o be_v continue_v some_o time_n long_o before_o we_o can_v be_v assure_v how_o far_o it_o will_v go_v i_o do_v not_o here_o describe_v the_o way_n how_o to_o fasten_v a_o cover_n to_o a_o glass_n with_o a_o screw_n since_o it_o be_v the_o same_o that_o have_v be_v say_v in_o chap._n 1._o for_o the_o pot_n gg_n and_o people_n that_o will_v make_v a_o great_a trade_n of_o that_o kind_n may_v instead_o of_o glass_n make_v use_v of_o high_a earthen_a pot_n experim._n iu._n august_n 17_o &_o 18._o i_o repeat_v the_o same_o experiment_n but_o instead_o of_o goose-berry_n i_o make_v use_v of_o plum_n i_o boil_v some_o of_o they_o three_o several_a time_n but_o i_o learn_v nothing_o worth_a relate_v only_o that_o plum_n after_o they_o be_v boil_v ferment_v with_o ½_n or_o ¼_n of_o sugar_n will_v taste_v like_o wine_n strong_a and_o more_o please_a than_o goose-berry_n and_o i_o do_v not_o question_v but_o many_o man_n will_v approve_v of_o this_o pleasant_a relish_n beyond_o that_o of_o most_o sweetmeat_n i_o do_v also_o observe_v that_o when_o i_o distil_v they_o in_o the_o manner_n describe_v chap._n 6._o exper._n 3_o they_o yield_v juice_n in_o a_o great_a quantity_n and_o thick_a than_o when_o boil_v as_o the_o goose-berry_n beforementioned_a be_v chap._n v._o experiment_n to_o make_v drink_n experim._n i._n jv_o 22._o i_o include_v two_o or_o three_o week_n ago_o some_o ripe_a goose-berry_n in_o a_o great_a glass_n and_o fill_v all_o the_o interstice_n with_o water_n and_o sugar_n to_o day_n see_v the_o fruit_n do_v ferment_n apace_o i_o take_v out_o some_o with_o the_o liquor_n and_o fill_v therewith_o ⅘_n of_o a_o little_a glass-pot_n then_o i_o make_v use_v of_o some_o of_o this_o liquor_n alone_o to_o fill_v another_o glass-pot_n wherein_o i_o have_v put_v some_o fresh_a goose-berry_n unferment_v have_v include_v these_o two_o pot_n in_o the_o same_o frame_n and_o in_o the_o same_o engine_n i_o advance_v the_o fire_n till_o the_o drop_n of_o water_n will_v dry_v away_o in_o 2_o second_o and_o keep_v it_o so_o for_o a_o while_n the_o inward_a pressure_n be_v ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air._n the_o vessel_n be_v cool_v i_o find_v the_o pot_n contain_v the_o fermented_a goose-berry_n to_o be_v half_o empty_a and_o mighty_o burn_v but_o the_o vessel_n contain_v the_o fresh_a goose-berry_n be_v scarce_o at_o all_o the_o empty_a though_o there_o be_v in_o it_o a_o good_a deal_n of_o fermented_a liquor_n which_o have_v no_o taste_n of_o burn_a from_o this_o experiment_n i_o conclude_v that_o when_o wine_n be_v make_v so_o by_o infuse_v fruit_n in_o water_n and_o sugar_n there_o be_v much_o more_o strength_n in_o the_o fruit_n than_o in_o the_o liquor_n so_o that_o the_o fruit_n by_o ferment_v come_v to_o be_v near_o as_o apt_a to_o rarify_v as_o spirit_n of_o wine_n itself_o see_v chap._n 6._o exper._n 2._o therefore_o i_o though_o if_o i_o do_v make_v wine_n with_o fruit_n alone_o without_o water_n it_o will_v be_v mighty_a strong_a but_o because_o the_o juice_n of_o goose-berry_n and_o several_a other_o fruit_n be_v too_o thick_a to_o make_v wine_n withal_o unless_o they_o be_v boil_v i_o think_v that_o this_o screw_v engine_n be_v very_o necessary_a to_o boil_v these_o juice_n see_v we_o can_v perform_v it_o without_o water_n and_o without_o evaporate_n the_o most_o subtle_a part_n therefore_o i_o make_v the_o follow_a experiment_n experim._n ii_o july_n 25._o i_o put_v ripe_a goose-berry_n into_o a_o pewter-pot_n and_o have_v enclose_v it_o in_o the_o engine_n i_o continue_v the_o fire_n till_o a_o drop_n of_o water_n will_v dry_v away_o in_o 3_o second_o with_o a_o inward_a pressure_n ten_o time_n strong_a than_o the_o ordinary_a pressure_n of_o the_o air_n i_o present_o take_v off_o the_o fire_n and_o the_o vessel_n be_v cool_v i_o find_v that_o the_o goose-berry_n have_v yield_v a_o very_a red_a juice_n and_o that_o in_o the_o place_n where_o the_o goose-berry_n have_v be_v burst_v next_o to_o the_o pewter_n pot_n they_o have_v acquire_v a_o very_a fine_a purple_a violet_n colour_n i_o put_v this_o morning_n some_o of_o the_o same_o ripe_a goose-berry_n with_o water_n and_o sugar_n into_o a_o glass_n vessel_n well_o stop_v and_o afterward_o i_o put_v some_o of_o the_o goose-berry_n new_o take_v out_o of_o the_o engine_n into_o another_o glass_n with_o some_o of_o their_o juice_n and_o ¼_n of_o sugar_n that_o i_o may_v see_v which_o of_o they_o will_v ferment_n soon_o and_o better_o august_n 2._o two_o or_o three_o day_n ago_o i_o see_v the_o goose-berry_n ferment_n in_o both_o glass_n much_o alike_o and_o to_o day_n have_v take_v some_o of_o the_o juice_n out_o of_o the_o two_o glass_n i_o put_v they_o several_o into_o two_o vial_n and_o then_o i_o put_v they_o both_o together_o in_o vacuo_fw-la where_o i_o observe_v according_a to_o my_o expectation_n that_o the_o juice_n of_o those_o goose-berry_n that_o have_v be_v boil_v be_v much_o more_o like_o the_o nature_n of_o wine_n than_o the_o liquor_n of_o the_o other_o glass_n for_o that_o bubbled_a more_o and_o its_o taste_n be_v more_o pungent_a and_o spirituous_a august_n 3_o i_o separate_v the_o boil_a goose-berry_n from_o their_o juice_n and_o squeeze_v they_o that_o they_o may_v yield_v more_o i_o put_v all_o that_o juice_n into_o a_o bottle_n which_o i_o have_v keep_v ever_o since_o that_o be_v near_o six_o week_n for_o two_o or_o three_o day_n in_o the_o beginning_n that_o liquor_n ferment_v mighty_o throw_v out_o the_o cork_n and_o run_v over_o though_o it_o be_v not_o 〈◊〉_d full_a but_o since_o that_o time_n it_o have_v be_v much_o abate_v and_o now_o its_o taste_n be_v very_o good_a and_o pungent_a yet_o it_o do_v ferment_n still_o several_a bubble_n arise_v in_o it_o and_o it_o be_v not_o clarify_v this_o make_v i_o believe_v that_o such_o wine_n may_v be_v keep_v for_o a_o great_a while_n and_o that_o it_o be_v to_o be_v fear_v rather_o that_o it_o will_v be_v too_o long_a a_o make_n than_o that_o it_o will_v grow_v four_o too_o soon_o i_o put_v the_o remainder_n of_o the_o
this_o pipe_n i_o say_v do_v weigh_v but_o 57_o pound_n so_o that_o such_o another_o pipe_n 12_o inch_n in_o diameter_n and_o as_o strong_a proportionable_o to_o its_o bigness_n will_v weight_n but_o about_o 228_o pound_n but_o let_v a_o cover_a vessel_n weigh_v 250_o yet_o it_o will_v not_o come_v to_o 48_o shilling_n see_v the_o merchant_n can_v with_o good_a profit_n afford_v such_o metal_n at_o two_o penny_n half_a penny_n a_o pound_n now_o if_o the_o cover_n and_o the_o vessel_n be_v ground_n to_o one_o another_o and_o that_o in_o a_o country_n where_o workman_n be_v cheap_a the_o grind_n will_v scarce_o come_v to_o two_o shilling_n then_o the_o iron_n piece_n dd_v with_o four_o screw_n lest_o then_o shall_v not_o do_v enough_o and_o the_o iron_n rod_n lm_o may_v be_v afford_v much_o under_o five_o shilling_n especial_o if_o make_v in_o the_o country_n and_o in_o number_n five_o shilling_n will_v also_o be_v a_o great_a deal_n too_o much_o for_o set_v the_o pipe_n hh_v and_o sit_v a_o valve_n to_o it_o the_o inward_a pot_n gg_n of_o cast_a iron_n or_o glass_n or_o stone-pot_n may_v also_o be_v get_v under_o 20_o shilling_n strong_a enough_o and_o big_a enough_o to_o hold_v 80_o pound_n of_o water_n i_o confess_v it_o will_v be_v a_o hard_a matter_n to_o make_v a_o glass_n so_o big_a but_o instead_o of_o one_o they_o may_v make_v three_o or_o four_o to_o be_v set_v in_o the_o same_o frame_v one_o above_o the_o other_o so_o that_o we_o may_v be_v sure_a that_o a_o merchant_n may_v with_o good_a profit_n afford_v such_o engine_n ready_a in_o good_a condition_n at_o 4_o l._n sterling_a apiece_o now_o such_o a_o engine_n be_v able_a to_o make_v above_o 50_o pound_n of_o the_o jelly_n at_o a_o time_n and_o may_v do_v the_o same_o quantity_n at_o least_o twice_o in_o 24_o hour_n for_o i_o have_v try_v that_o my_o great_a engine_n which_o be_v 6_o inch_n in_o diameter_n may_v in_o less_o than_o a_o hour_n time_n be_v heat_v enough_o to_o make_v jelly_n of_o bone_n therefore_o one_o may_v make_v 100_o pound_n of_o jelly_n every_o day_n now_o in_o paris_n where_o people_n constant_o keep_v jelly_n ready_a to_o sell_v the_o price_n of_o it_o be_v 20_o penny_n a_o pound_n but_o in_o london_n where_o they_o make_v none_o unless_o it_o be_v bespeak_v apothecary_n use_v to_o sell_v it_o at_o 2_o shilling_n a_o pound_n therefore_o it_o will_v be_v a_o very_a good_a thing_n for_o the_o public_a if_o any_o one_o will_v sell_v jelly_n for_o a_o groat_n a_o pound_n yet_o at_o that_o price_n the_o aforesaid_a engine_n will_v make_v jelly_n for_o above_o 33_o shilling_n every_o day_n the_o fire_n will_v not_o come_v to_o six_o penny_n and_o the_o bone_n with_o some_o hartshorn_n may_v be_v get_v cheap_a enough_o too_o since_o it_o be_v not_o necessary_a to_o shave_v they_o for_o this_o engine_n and_o a_o little_a sugar_n serve_v for_o jelly_n yet_o let_v the_o expense_n come_v to_o 13_o shilling_n a_o day_n there_o will_v be_v still_o 20_o shilling_n profit_n for_o the_o owner_n of_o the_o engine_n and_o so_o in_o four_o day_n time_n he_o will_v be_v full_o requite_v for_o his_o first_o expense_n and_o one_o man_n alone_o may_v at_o the_o same_o time_n keep_v five_o or_o six_o such_o engine_n at_o work_n for_o several_a use_n whereof_o some_o perhaps_o will_v prove_v more_o profitable_a than_o the_o make_n of_o jelly_n therefore_o we_o must_v not_o question_v but_o those_o that_o will_v set_v upon_o such_o thing_n may_v make_v their_o own_o profit_n very_o well_o and_o at_o the_o same_o time_n do_v a_o great_a service_n to_o the_o public_a i_o have_v not_o therefore_o think_v it_o right_n in_o a_o thing_n of_o so_o general_a use_n that_o a_o man_n by_o virtue_n of_o a_o patent_n shall_v hinder_v other_o people_n from_o work_v that_o may_v perhaps_o have_v more_o skill_n in_o do_v thing_n good_a and_o cheap_a and_o i_o have_v instruct_v mr._n mayor_n a_o founder_n in_o old_a bedlam_n how_o to_o make_v these_o engine_n of_o cast_a brass_n so_o that_o any_o body_n may_v see_v they_o and_o buy_v they_o of_o he_o postscript_n doctor_n edm._n king_n fellow_n of_o the_o royal_a society_n have_v get_v one_o of_o these_o engine_n for_o a_o great_a security_n and_o conveniency_n cause_v the_o rod_n lm_o to_o be_v fit_v in_o l_o with_o a_o joint_n so_o that_o it_o must_v always_o fall_v upon_o the_o pipe_n hh_v and_o there_o be_v no_o danger_n that_o the_o valve_n p_o may_v slip_v off_o and_o spoil_v the_o operation_n he_o have_v also_o cause_v a_o brick_n furnace_n to_o be_v build_v on_o purpose_n so_o that_o i_o have_v late_o try_v whether_o by_o that_o mean_v the_o expense_n of_o coal_n will_v be_v less_o than_o in_o my_o chimney-corner_n see_v pag._n 6._o but_o i_o have_v find_v contrary_a to_o my_o expectation_n that_o the_o expense_n be_v much_o great_a in_o his_o furnance_n the_o reason_n of_o which_o probable_o be_v because_o in_o his_o furnace_n the_o coal_n do_v not_o at_o all_o touch_n the_o engine_n but_o remain_v at_o a_o little_a distance_n below_o as_o in_o ordinary_a sand-furnace_n the_o coal_n do_v not_o touch_v the_o pot_n but_o in_o my_o chimney_n the_o coal_n touch_v the_o engine_n almost_o all_o along_o and_o thereby_o may_v the_o better_a heat_n it_o it_o be_v therefore_o likely_a that_o it_o will_v be_v better_a to_o build_v furnace_n so_o as_o to_o have_v the_o coal_n touch_v the_o engine_n all_o along_o one_o side_n it_o will_v be_v better_o also_o to_o have_v they_o make_v of_o iron_n plate_n because_o a_o brick_n furnace_n require_v much_o fire_n to_o be_v thorough_o heat_v unless_o it_o be_v keep_v at_o work_n constant_o mean_o while_o the_o doctor_n have_v make_v several_a experiment_n with_o his_o engine_n have_v this_o conveniency_n that_o there_o be_v no_o need_n of_o blow_v the_o fire_n beside_o many_o good_a dish_n of_o meat_n and_o fish_n he_o have_v prepare_v several_a medicine_n and_o find_v that_o in_o this_o engine_n the_o operation_n may_v be_v perform_v in_o less_o than_o the_o ten_o part_n of_o the_o time_n that_o be_v require_v in_o his_o other_o furnace_n and_o yet_o some_o of_o they_o be_v much_o strong_a than_o ordinary_a we_o have_v see_v that_o hartshorn_n in_o winter_n time_n be_v boil_v with_o twelve_o time_n as_o much_o water_n will_v turn_v it_o all_o to_o a_o jelly_n so_o do_v the_o bone_n with_o above_o four_o time_n as_o much_o water_n which_o be_v at_o least_o as_o much_o again_o as_o i_o have_v find_v in_o summer_n time_n upon_o this_o occasion_n i_o will_v mention_v two_o other_o particular_n which_o do_v not_o succeed_v in_o cold_a as_o in_o hot_a weather_n the_o first_o be_v the_o fermentation_n of_o bone_n speak_v of_o chap._n 3._o exp._n 8._o which_o be_v not_o so_o well_o perform_v in_o winter_n the_o second_o be_v the_o quantity_n of_o fire_n require_v in_o such_o operation_n for_o i_o have_v find_v by_o my_o engine_n that_o mutton_n may_v be_v very_o well_o dress_v and_o the_o bone_n soften_v with_o five_o ounce_n of_o coal_n in_o summer_n time_n but_o in_o winter_n the_o same_o effect_n can_v be_v produce_v with_o less_o than_o six_o ounce_n and_o half_a we_o have_v see_v that_o it_o be_v not_o necessary_a to_o put_v in_o the_o engine_n all_o the_o water_n to_o be_v congeal_v but_o put_v equal_a weight_n of_o bone_n and_o water_n after_o the_o operation_n your_o water_n be_v mingle_v with_o three_o time_n as_o much_o fresh_a water_n will_v turn_v it_o all_o to_o a_o jelly_n so_o the_o jelly_n to_o be_v make_v with_o a_o engine_n and_o therefore_o the_o profit_n to_o be_v get_v by_o it_o be_v much_o great_a than_o i_o have_v say_v chap._n 9_o i_o have_v find_v that_o a_o old_a hat_n very_o bad_a and_o loose_o make_v be_v imbibe_v with_o jelly_n of_o bone_n be_v become_v very_o firm_a and_o stiff_a so_o that_o it_o be_v likely_a if_o such_o liquor_n shall_v be_v use_v in_o make_v hat_n they_o will_v be_v extraordinary_a good_a the_o doctor_n be_v engine_n have_v already_o give_v occasion_n to_o these_o experiment_n i_o doubt_v not_o but_o when_o the_o thing_n be_v make_v common_a a_o great_a many_o more_o use_v of_o it_o will_v be_v find_v in_o a_o short_a time_n finis_fw-la