Iyo N95 mask inodiwa here?

Mukushaikwa kwekurapwa kwakajeka kweiyi coronavirus nyowani, kudzivirira chinhu chakakosha pamberi. Masks ndeimwe yenzira dzakananga uye dzinoshanda dzekuchengetedza vanhu. Masks anoshanda mukuvhara madonhwe uye kuderedza njodzi yehutachiona hwemhepo.

N95 masks inonetsa kuwana, vanhu vazhinji havagone. Usanetseke, n95 masks haana kusiyana nemasiki ekuvhiya maererano nehutachiona / dziviriro yefuru, sekureva kweongororo yezvokurapa yakaburitswa mupepanhau reAmerican Medical Association munaGunyana 3, 2019.

Iyo N95 mask ndeyepamusoro kune yekuvhiya mask mukusefa, asi yakafanana neyekuvhiya mask mukudzivirira hutachiona.

Ziva dhayamita yezvimedu zvinosefa zveN95 mask uye mask yekuvhiya.

N95 masks:

Zvinoreva kune zvisiri-mafuta zvimedu (zvakadai seguruva, pendi fog, acid fog, tupukanana, nezvimwewo) inogona kuwana 95% yekuvhara.

Dust particles inogona kuva yakakura kana diki, parizvino inozivikanwa sePM2.5 idiki dhayamita yeguruva unit, iyo inoreva dhayamita ye2.5 microns kana pasi.

Microorganisms, kusanganisira mold, fungi, uye bhakitiriya, kazhinji inosiyana mudhayamita kubva pa1 kusvika ku100 microns.

Masiki:

Inovhara zvimedu zvakakura kudarika 4 microns mudhayamita.

Ngatitarisei kukura kwehutachiona.

Particle saizi yemavhairasi anozivikanwa anotangira pa 0.05 microns kusvika 0.1 microns.

Naizvozvo, kungave neN95 mask antivirus, kana ine mask yekuvhiya, mukuvhara hutachiona, hapana mubvunzo kushandiswa kwemupunga sieve poda.

Asi hazvireve kuti kupfeka mask hakushande. Chinangwa chikuru chekupfeka mask ndechekumisa madonhwe anotakura hutachiona. Madonhwe anodarika 5 microns padhayamita, uye ese N95 uye mask yekuvhiya anoita basa nemazvo. Ichi ndicho chikonzero chikuru nei pasina musiyano wakakura mukudzivirira hutachiona pakati pemasiki maviri ane hunyanzvi hwekusefa hwakasiyana.

Asi zvinonyanya kukosha, nekuti madonhwe anogona kuvharika, mavhairasi haagone. Nekuda kweizvozvo, mavhairasi achiri kushanda anoungana musefa layer yemasikisi uye anogona kuramba achifemerwa panguva yekufema achidzokororwa kana akapfeka kwenguva yakareba pasina kuchinja.

Pamusoro pekupfeka mask, yeuka kugeza maoko ako nguva zhinji!

Ndinotenda kuti nekuedza kwenyanzvi dzisingaverengeki, nyanzvi nevashandi vekurapa, zuva rekubvisa hutachiona harisi kure.