Thawj qhov kev xa khoom ntawm cov cuab yeej thiab tshuaj mus rau North America yog tsim los ntawm John Winthrop hauv 1633; Lub txaj txaj ntawm American lab apparatus yog nyob rau hauv Phila- delphia, qhov chaw uas ntsuas kub thiab hydrometers thiab "iav rau Philosophical Experiments" tau ua kom deb li deb rov qab mus rau 1785.
Leej twg tsim lub chav kuaj?
Thomas Edison National Historical Park. Feem ntau, peb hlub nws rau kev tsim lub ntiaj teb thawj Kev Tshawb Fawb Kev Tshawb Fawb. Thomas Edison lub tsev thiab chav kuaj hauv West Orange, NJ tam sim no yog ib feem ntawm US National Park System. Tawm ntawm Edison's 1092 patents tawm hauv Tebchaws Meskas, feem ntau yog cov khoom siv hluav taws xob.
Thaum twg yog qhov chaw sim tsim?
Txij thaum lub chaw soj nstuam tau qhia hauv lig 1800s, cov hom phiaj ntawm kev kawm txuj ci hauv tsev kawm theem siab tau hloov pauv.
lab keeb kwm yog dab tsi?
Lab keeb kwm yog sib cais los ntawm keeb kwm ntawm chemistry. Nws coj peb los ntawm kev ntsuas kev tshawb fawb mus rau kev qhia, los ntawm kev qhuab qhia thaum pib raws li kev zais kos duab ntawm alchemy mus rau nws cov xwm txheej niaj hnub raws li qhov xav tau hauv kev tshawb fawb.
Thaum twg thiab qhov twg yog thawj qhov chaw kuaj mob tau tsim?
1903 Ayer Clinical Laboratory yog tsim los ntawm Pennsylvania Tsev Kho Mob, tsim los ntawm Simon Flexner rau kev ua haujlwm nrog cov neeg mob.