Cov npog qhov ncauj ua pa puas ua haujlwm rau haus luam yeeb?
Cov npog qhov ncauj ua pa puas ua haujlwm rau haus luam yeeb?

Video: Cov npog qhov ncauj ua pa puas ua haujlwm rau haus luam yeeb?

Video: Cov npog qhov ncauj ua pa puas ua haujlwm rau haus luam yeeb?
Video: Huab Vwj & Celesna Lor- Qhov Tawv Tawv-Nkauj Tawm Tshiab 2024, Cuaj hlis
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A daim npog qhov ncauj tuaj yeem tiv thaiv pa luam yeeb , tab sis nws tsis ua ua hauj lwm rau sawv daws. Tsuas yog hom daim npog qhov ncauj tias yuav tsum yuav siv yog sau nrog N95 lossis P100. Cov no “ lub tshuab ua pa Lub daim npog qhov ncauj yuav tsum tau ntawv pov thawj los ntawm National Institute for Occupational Safety and Health (NIOSH).

Xav txog qhov no, ua daim npog n95 tiv thaiv pa taws?

N95 lossis P100 lub tshuab nqus pa tuaj yeem pab tau tiv thaiv koj lub ntsws los ntawm pa luam yeeb lub tshauv. Cov hlua yuav tsum mus saum thiab hauv qab pob ntseg.

Tsis tas li, daim npog ntsej muag puas pab haus luam yeeb? Daim npog qhov ncauj hnav kom raug yuav muab qee qhov kev tiv thaiv los ntawm kev lim tawm cov khoom zoo hauv pa luam yeeb . Daim npog qhov ncauj tsis ua pab nrog rau cov pa phem nyob hauv pa luam yeeb.

Hauv qhov no, yam daim npog twg zoo tshaj rau haus luam yeeb?

Pov tseg P2/N95 ntsej muag daim npog qhov ncauj (tseem hu ua P2/N95 lub tshuab ua pa) muaj peev xwm lim tawm cov khoom zoo heev los ntawm huab cua thaum hnav kom raug. Lawv pab txo kev kis mus rau hav zoov pa luam yeeb / huab cua tsis zoo thiab cuam tshuam txog kev noj qab haus huv.

Lub npog qhov ncauj qhov ncauj zoo tshaj plaws rau haus luam yeeb yog dab tsi?

N95 yog qhov ntau tshaj daim npog qhov ncauj muaj thiab feem ntau txaus. "95" txhais tau tias daim npog qhov ncauj muaj peev xwm lim tawm 95% ntawm cov khoom me me 0.3 microns. Ib txhia daim npog qhov ncauj tej zaum yuav raug ntsuas N99 lossis txawm tias N100, uas txhais tau tias lawv yuav lim 99% thiab 99.97% feem.

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