Kodi pali kusiyana kotani pakati pa chigoba cha KN95 ndi KN90?

1. Magiredi osiyanasiyana.Mask KN90 ili ndi mulingo wocheperako wopanda mafuta kuposa KN95.
2. Zosiyana zosefera bwino.Chigoba cha KN90 chimatha kusefa kuposa 90% ya tinthu tating'onoting'ono;Chigoba cha KN95 chimatha kusefa zoposa 95 peresenti ya zinthu zina.
3. Zosiyanasiyana mpweya permeability.Chigoba chikakhala chothandiza kwambiri, sichimapuma bwino.Chifukwa chake, KN90 ili ndi mpweya wabwinoko kuposa KN95.
4. KN90 ndi KN95 zomwe zingakhale antivayirasi?Zonse ndizotheka.Pankhani yakusowa kwa chigoba kumaso, mlingo wa KN90 ukhoza kukwaniritsa zofunikira za ogwira ntchito omwe si achipatala.KN90 ndi KN95 ndi magiredi osefera a chigoba okha, osati mitundu ya chigoba.Awiriwa ndi magawo osiyanasiyana osefa, koma kwa anthu wamba, KN90 ikupezekanso.Panthawi imodzimodziyo, kukweza kwambiri kusefera bwino, kumapangitsa kuti mpweya ukhale wovuta kwambiri.Nthawi zambiri, masks a KN95 ndi ogwiritsira ntchito mafakitale.Chifukwa cha chitetezo chapamwamba, kutsekemera kwa mpweya wa chigoba sikwabwino, ndipo kungayambitse chisokonezo ngati kuvala kwa nthawi yaitali.

Bwererani pamndandanda:

Bwererani kunyumba: