Thomas Midgley, Jr. (Tsib Hlis 18, 1889 - Kaum Ib Hlis 2, 1944), tus kws tshuaj Asmeskas, tsim cov tshuaj tetraethyl lead (TEL) ntxiv rau roj av thiab chlorofluorocarbons (CFCs.) thiab tuav ntau tshaj ib puas patents.
Thaum twg tetraethyl lead invented?
Cov khoom ntxiv ntawd: tetraethyl lead, tseem hu ua TEL lossis lead tetraethyl, ib qho tshuaj lom neeg lom zem heev uas tau pom hauv 1854. Nws qhov kev tshawb pom tseem muaj kev cuam tshuam uas mus txog deb tshaj tus tswv tsheb.
Leej twg invented petrol?
Cov roj av muaj kev nyab xeeb.
Tshaj tawm cov neeg sau xov xwm tsis ntseeg ntawm lub rooj sib tham xov xwm thaum Lub Kaum Hli 1924, Thomas Midgley ua rau lub thawv ntawm tetraethyl lead - cov lus nug ntxiv - thiab ntxuav nws txhais tes hauv nws.
Yog Thomas Midgley tau sib yuav?
Hnub Lub Yim Hli 'A, 1911, Midgley tau sib yuav Miss Carrie M. Rey- nolds ntawm Delaware, Ohio. Ob tug menyuam yug los rau lawv, Jane (Ms. Edward Z.
Yuav ua li cas ua ntej R-12?
R-12 tau siv rau hauv ntau lub tub yees thiab lub tsheb cua txias daim ntawv thov ua ntej xyoo 1994 ua ntej yuav hloov los ntawm 1, 1, 1, 2-tetrafluoroethane (R-134a), uas muaj qhov tsis tseem ceeb ozone depletion muaj peev xwm. Cov tuam txhab tsheb pib siv R-134a hloov R-12 hauv xyoo 1992-1994.
