Pane musiyano pakati peN95 masks neKN95 masks?

Iyi dhayagiramu iri nyore kunzwisisa inotsanangura mutsauko uripo pakati peN95 neKN95 masks.N95 masks ndeyeAmerican mask zviyero;KN95 ndiyo Chinese mask zviyero.Kunyangwe paine misiyano yakawanda pakati pemasiki maviri aya, masiki maviri akafanana mumabasa ayo vanhu vazhinji vane hanya nawo.

Mugadziri weMask 3M akati, "Pane chikonzero chekutenda kuti" China's KN95 "yakaenzana" neUnited States' N95.Masiki zviyero muEurope (FFP2), Australia (P2), South Korea (KMOEL) uye Japan (DS) zvakare akafanana zvakanyanya.

Izvo N95 neKN95 zvakafanana

Masks ese ari maviri anogona kutora 95% yezvimedu.Pachiratidzo ichi, N95 uye KN95 masks akafanana.

Nekuti mamwe mazinga ebvunzo anoti N95 neKN95 masks anogona kusefa makumi mapfumbamwe neshanu muzana ezvikamu zve 0.3 microns kana kupfuura, vanhu vazhinji vanozoti vanogona chete kusefa makumi mapfumbamwe neshanu muzana ezvikamu zve 0.3 microns kana kupfuura.Vaifunga kuti masiki haakwanise kusefa zvidiki pane 0.3 microns.Semuenzaniso, uyu mufananidzo weSouth China Morning Post.Vakatoti "N95 masks inogona kudzivirira vanopfeka kubva mukufemesa zvimedu zvakakura kupfuura 0.3 microns mudhayamita."

Nekudaro, masks anogona chaizvo kutora zvidiki zvidiki kupfuura zvinofungwa nevanhu vazhinji.Zvinoenderana neaempirical data, zvinogona kuoneka kuti masks ari kunyatso shanda mukusefa zvidiki zvidiki.

Musiyano uripo pakati peN95 neKN95 masks

Zvose izvi zviyero zvinoda kuti mask iongororwe kusefa kana ichibata zvidimbu zvemunyu (NaCl), ese ari maviri pachiyero che85 litres paminiti.Nekudaro, pane mimwe misiyano pakati peN95 neKN95, pano kusimbisa.

Misiyano iyi haina kukura, uye hapana misiyano yakawanda kune vanhu vanowanzo shandisa masiki.Zvisinei, pane zvimwe zvakakosha zvakasiyana:

1. Kana mugadziri achida kuwana chiyero cheKN95, zvinodikanwa kuita bvunzo yekuisa chisimbiso pamunhu chaiye, uye chiyero chekuvuza (chikamu chezvikamu zvinodonha kubva kudivi remask) chinoda kuva ≤8%.N95 yakajairwa masks haidi kuyedzwa chisimbiso.(Rangarira: Izvi zvinodikanwa nenyika kune zvigadzirwa. Makambani mazhinji eindasitiri nezvipatara zvinoda kuti vashandi vawo vaite bvunzo yekusimbisa.)

2. Masks eN95 ane zvinodikanwa zvekudonha zvakanyanya panguva yekufema.Izvi zvinoreva kuti vanofanira kufema zvakanyanya.

3. N95 masks anewo zvishoma zvinoomesesa zvinodiwa pakudonhedza kwesimba panguva yekufema, izvo zvinofanirwa kubatsira kuvandudza kufema kwemaski.

Pfupiso: Musiyano uripo pakati peN95 neKN95 masks

Pfupiso: Kunyangwe masiki eKN95 ega anofanirwa kupasa bvunzo yechisimbiso, ese maN95 masks uye KN95 masks anotenderwa kusefa makumi mapfumbamwe neshanu muzana ezvimedu.Uye zvakare, N95 masks ane zvakati wandei zvinodikanwa zvekufema.