arsenic yog dab tsi? Arsenic yog ib yam khoom uas tshwm sim hauv pob zeb thiab avthiab siv rau ntau lub hom phiaj hauv kev lag luam thiab kev ua liaj ua teb. Nws tseem yog cov khoom siv tooj liab smelting, mining, thiab thee burning.
Dab tsi yog qhov chaw ntawm arsenic?
Inorganic arsenic tebchaw yog nyob rau hauv av, sediments, thiab av. Cov tebchaw no tshwm sim ib txwm muaj, lossis los ntawm kev tsuas, ore smelting, lossis thaum siv arsenic rau kev lag luam. Organic arsenic tebchaw muaj nyob rau hauv cov ntses thiab shellfish.
Cov zaub mov twg muaj arsenic siab?
Cov ntawv ceeb toom tsis ntev los no tau piav qhia txog qib arsenic hauv ntau yam khoom noj xws li: (1) cov khoom lag luam xws li mov xim av lossis mov dawb, cov ncuav mog qab zib, thiab cov mis nyuj, (2) cov khoom noj qab zib nrog cov hmoov nplej xim av xws li cov khoom noj muaj zog thiab cov khoom noj muaj zog, thiab (3) cov khoom tsis yog mov xws li kua txiv apple.
arsenic pom nyob qhov twg?
Inorganic arsenic yog ib txwm muaj nyob rau theem siab hauv av hauv ntau lub tebchaws, suav nrog Argentina, Bangladesh, Chile, Tuam Tshoj, Is Nrias teb, Mexico, thiab Tebchaws Meskas. America.
Dab tsi yog qhov tseem ceeb ntawm arsenic?
Ntawm ntau txoj hauv kev ntawm kev raug arsenic, haus dejyog qhov loj tshaj plaws ntawm arsenic lom neeg thoob ntiaj teb. Kev raug arsenic los ntawm cov zaub mov noj feem ntau yog los ntawm cov zaub mov cog qoob loo hauv av uas muaj arsenic thiab/los yog irrigated nrog arsenic-contaminated water.
