Xov Xwm Kev Lag Luam
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Cov ntawv thov kho mob ntawm cov polymers
Ua ib yam khoom tseem ceeb, cov ntaub ntawv polymer tau ua lub luag haujlwm loj hauv ntau qhov chaw lag luam tom qab li ib nrab xyoo ntawm kev txhim kho. Kev lag luam cov ntaub ntawv polymer tsis yog tsuas yog yuav tsum muab ntau yam khoom tshiab thiab cov ntaub ntawv rau kev lag luam thiab kev ua liaj ua teb ...Nyeem ntxiv -
Thaum Lub Yim Hli
Thaum Lub Yim Hli, cov kws tshuaj lom neeg tau tshaj tawm tias lawv tuaj yeem ua qhov uas zoo li ua tsis tau ntev los lawm: rhuav tshem qee cov kuab paug organic uas ruaj khov tshaj plaws hauv qab cov xwm txheej tsis hnyav. Cov tshuaj Per- thiab polyfluoroalkyl (PFAS), feem ntau hu ua cov tshuaj lom neeg mus ib txhis, tab tom sib sau ua ke hauv ...Nyeem ntxiv -
Cov kev tshawb pom txog chemistry zoo kawg ntawm xyoo 2022
Cov kev tshawb pom txawv txawv no tau ntes tau cov neeg kho C&EN xyoo no los ntawm Krystal Vasquez PEPTO-BISMOL MYSTERY Credit: Nat. Commun. Bismuth subsalicylate tus qauv (Bi = liab dawb; O = liab; C = grey) Xyoo no, ib ...Nyeem ntxiv