Cov txheej txheem:
- Nov yog qee yam khoom siv ntau tshaj plaws nyob rau ntawm qhov chaw pov tseg phom sij hauv Teb Chaws Asmeskas:
- Qee qhov piv txwv ntawm cov khoom pov tseg uas koj tuaj yeem pom nyob ib puag ncig koj lub tsev suav nrog (1):
Video: Dab tsi yog qhov feem ntau ua rau hazmat xwm txheej?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Cov khoom siv phom sij tuaj nyob rau hauv daim ntawv ntawm explosives, flammable thiab combustible tshuaj, tshuaj lom thiab radioactive cov ntaub ntawv. Cov tshuaj no yog feem ntau feem ntau tso tawm los ntawm kev thauj mus los xwm txheej los yog vim tshuaj xwm txheej hauv cov nroj tsuag.
Ntawm no, dab tsi yog qhov teeb meem khoom phom sij?
Cov khoom siv phom sij . A teeb meem khoom siv phom sij tej zaum yuav yog ib qho nchuav los yog tso tawm cov tshuaj, xov tooj cua cov ntaub ntawv los yog lom cov ntaub ntawv hauv ib lub tsev lossis rau ib puag ncig.
Tsis tas li ntawd, qhov xwm txheej 1 hazmat yog dab tsi? Qib 1 . Ib xwm txheej koom nrog Cov khoom siv phom sij uas tuaj yeem ntim tau, tua, thiab / lossis tshem tawm siv cov peev txheej tam sim ntawd muaj rau cov neeg teb xov xwm pej xeem uas muaj kev txiav txim siab. Qib 1 Cov xwm txheej tam sim no muaj kev pheej hmoo me ntsis rau ib puag ncig thiab / lossis kev noj qab haus huv rau pej xeem nrog kev tswj hwm thiab ntxuav.
Tsis tas li ntawd, dab tsi yog cov khoom siv phom sij tshaj plaws?
Nov yog qee yam khoom siv ntau tshaj plaws nyob rau ntawm qhov chaw pov tseg phom sij hauv Teb Chaws Asmeskas:
- Arsenic. Arsenic tau tso rau hauv av los ntawm kev ua liaj ua teb, ntoo preservatives, thiab iav ntau lawm.
- Coj. Lead yog ib yam tshuaj lom neeg uas feem ntau tshwm sim ze ntawm qhov chaw mining.
- Benzene.
- Chromium.
- Toluene.
- Cadmium.
- Zinc.
- Mercury.
Cov piv txwv ntawm cov khoom puas tsuaj yog dab tsi?
Qee qhov piv txwv ntawm cov khoom pov tseg uas koj tuaj yeem pom nyob ib puag ncig koj lub tsev suav nrog (1):
- antifreeze.
- roj teeb.
- brake kua.
- tshuaj strippers.
- tshuaj dawb chlorine.
- tiv tauj cement.
- cov dej huv.
- hluav taws tua hluav taws.
Pom zoo:
Dab tsi atmospheric txheej thiab qhov siab feem ntau muaj qhov sov tshaj plaws?
Thermosphere
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