Cov txheej txheem:
Video: Dab tsi yog qhov khoom siv phom sij?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
A Cov khoom siv phom sij yog ib yam khoom lossis tus neeg sawv cev (biological, tshuaj, hluav taws xob, thiab / lossis lub cev), uas muaj peev xwm ua rau muaj kev phom sij rau tib neeg, tsiaj txhu, lossis ib puag ncig, los ntawm nws tus kheej lossis los ntawm kev cuam tshuam nrog lwm yam. Txhua tus muaj nws tus kheej txhais ntawm " Cov khoom siv phom sij ."
Ua raws li qhov xav tau, 6 pawg ntawm cov khoom puas tsuaj yog dab tsi?
Flammable kua , Cov khoom siv tshuaj lom neeg, corrosives yog Acids lossis Alkalis, Oxidizing Agents, Aerosols, thiab Compressed Gases.
Tom qab, lo lus nug yog, dab tsi yog cov khoom puas tsuaj? Cov khoom siv tshuaj lom yog tshuaj uas yuav ua rau muaj kev phom sij rau tib neeg yog tias nws nkag mus rau hauv lub cev. Cov khoom siv tshuaj lom tuaj yeem nkag mus rau hauv lub cev sib txawv. Txoj kev no yog hu ua txoj kev raug. Txoj kev uas tshwm sim feem ntau yog los ntawm kev nqus pa (ua pa rau hauv lub ntsws).
Tom qab ntawd, lo lus nug yog, qee cov piv txwv ntawm cov khoom siv phom sij yog dab tsi?
Piv txwv ntawm cov tshuaj phem muaj xws li:
- pleev xim.
- tshuaj.
- tshuaj pleev ib ce.
- tshuaj ntxuav.
- degreasers.
- tshuaj ntxuav tes.
- gas cylinders.
- refrigerant gases.
Dab tsi yog cov khoom siv phom sij tshaj plaws?
2) chlorine Nws yog ib yam khoom muaj zog thiab tsis muaj zog, tshwj xeeb tshaj yog thaum muaj cua sov, thiab suav tias yog cov txaus ntshai tshaj plaws ntawm Cov khoom siv phom sij . Chlorine yog cais raws li ob qho tib si Toxic Inhalation Hazard (TIH) thiab tshuaj lom Inhalation Hazard (PIH).
Pom zoo:
Dab tsi yog qhov piv txwv ntawm cov khoom siv phom sij corrosive?
Corrosives kuj tuaj yeem ua rau puas lossis puas tsuaj rau hlau. Feem ntau cov corrosives yog cov acids lossis cov hauv paus. Cov kua qaub uas muaj xws li hydrochloric acid, sulfuric acid, nitric acid, chromic acid, acetic acid thiab hydrofluoric acid. Cov hauv paus feem ntau yog ammonium hydroxide, potassium hydroxide (caustic potash) thiab sodium hydroxide (caustic soda)
Dab tsi yog qhov projectile phom sij?
Qhov teeb meem tseem ceeb yog xav tias yog 'cov nyhuv projectile,' los ntawm cov khoom hlau xws li cwj mem, ntawv clips thiab txawm tias lub tog raj kheej oxygen tau rub mus rau cov hlau nplaum muaj zog MRI
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
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Dab tsi yog qhov txawv ntawm cov khoom siv organic thiab cov khoom siv organic?
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