Tsopano kuipitsa mpweya kukuchulukirachulukira, ogwiritsa ntchito ambiri amavala masks, masks otayika ndi omwe amagwiritsidwa ntchito kwambiri ndi ogwiritsa ntchito pamsika.
1. Kuwala kwapangidwe
Masks otayika omwe amagwiritsidwa ntchito popanga zinthu ndi abwino, kotero kugwiritsa ntchito masks otayika abwenzi amatha kumvanso mwachindunji kapangidwe kazinthu zowala komanso zofewa, kuvala kumaso sikukhala ndi kumverera konyowa, mawonekedwe ofewa alole ogula ambiri azikhala okonzeka kupitiriza kuvala masks oterowo.Pakadali pano, khungu la nkhope limatetezedwa bwino mukavala chigoba chotaya.
2. mpweya wabwino
Masks otayika chifukwa chogwiritsa ntchito zinthu zokhala ndi permeability bwino, kotero kuti kupanga zowoneka bwino kumakhalanso ndi permeability yabwino.Zina mwazovala zowuma kwambiri zimasokoneza kupuma kwa anthu mpaka pamlingo wina, kuvala kupuma kwa anthu kumakhala kovuta kwambiri.Ndipo zinthu za chigoba zotayidwa ndizoyenera, anthu sadzakhala ndi vuto la kupuma atavala chodabwitsa, pali kugwiritsa ntchito bwino kumverera.
Nthawi yotumiza: May-14-2020