Lub ntsej muag ntsej muag tuaj yeem muab faib ua ntau pawg raws li lawv xav siv, tsim qauv, thiab qib pom. Nov yog qee qhov kev faib tawm ntawm facemasks:
1.Surgical Masks: Cov qhov ncauj qhov ntswg phais yog xoob-fitting pov tseg qhov ncauj qhov ntswg uas feem ntau yog siv los ntawm cov kws kho mob thaum lub sij hawm kho mob. Lawv tau tsim los tiv thaiv tus neeg hnav los ntawm cov tee dej loj, tshuaj tsuag, thiab txaws uas yuav muaj cov kab mob. Lub npog ntsej muag phais tsis yog tsim los muab lub foob kaw ntom nti thiab tsis muaj kev pom zoo li lub tshuab ua pa.
2.Respirators: Respirators, tseem hu ua filtering facepiece respirators (FFRs), yog lub qhov ncauj qhov ntswg tsim los tiv thaiv tus neeg hnav los ntawm kev nqus cov pa phem, nrog rau cov khoom zoo thiab cov kab mob sib kis. Cov tshuab ua pa muab kev pom ntau dua piv rau cov qhov ncauj qhov ntswg phais thiab siv rau hauv chaw kho mob, chaw ua haujlwm, thiab lwm yam xwm txheej uas yuav tsum tau muaj kev tiv thaiv ua pa. Lawv muaj nyob rau hauv ntau theem ntawm kev ua kom pom kev zoo, xws li N95, N99, thiab N100 lub tshuab ua pa, uas lim tawm yam tsawg kawg 95 feem pua, 99 feem pua, thiab 99.97 feem pua ntawm cov pa hauv huab cua, feem.
3.N95 Qhov ncauj qhov ntswg: N95 qhov ncauj qhov ntswg yog ib hom kev ua pa uas ua tau raws li National Institute for Occupational Safety and Health (NIOSH) tus qauv rau lim tawm yam tsawg 95 feem pua ntawm cov pa hauv huab cua, suav nrog cov khoom me me (0.3 microns hauv txoj kab uas hla) uas tuaj yeem nqus tau. Lawv tau siv dav hauv cov chaw kho mob thiab tseem siv los ntawm cov pej xeem thaum muaj xwm txheej ntawm kev ua pa nyuaj lossis muaj pa phem ntau.
4.Cloth Masks: Cov ntaub npog ntsej muag, tseem hu ua cov npog ntsej muag lossis lub ntsej muag hauv tsev, yog ua los ntawm cov ntaub ntawv xws li paj rwb lossis polyester. Lawv feem ntau rov siv tau thiab tuaj yeem ntxuav. Cov ntaub npog ntsej muag muab kev tiv thaiv rau cov kab mob ua pa thiab tuaj yeem pab txo qis kev kis tus kab mob, tshwj xeeb tshaj yog thaum ua ke nrog lwm yam kev tiv thaiv xws li kev nyob deb ntawm lub cev thiab kev huv ntawm tes. Txawm li cas los xij, lawv qib kev pom txawv nyob ntawm seb hom ntaub thiab kev tsim kho, thiab lawv yuav tsis muaj kev tiv thaiv tib yam li lub ntsej muag phais lossis lub tshuab ua pa.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias kev faib tawm thiab cov ntsiab lus ntawm lub ntsej muag lub ntsej muag tuaj yeem sib txawv ntawm cov cheeb tsam thiab cov koom haum. Nws raug nquahu kom ua raws li cov lus qhia thiab cov lus pom zoo ntawm cov neeg saib xyuas kev noj qab haus huv hauv zos lossis cov chaw tswj hwm txog kev siv thiab xaiv cov ntsej muag ntsej muag rau cov xwm txheej tshwj xeeb.
