Kuipa kwa achigobandi valavu yotulutsa mpweya ndikuti mpweya wotuluka ndi wovala sudutsa muzosefera. Chifukwa chake, anthu omwe ali ndi zizindikiro za kupuma kapena chimfine sayenera kuvala chigoba chokhala ndi valavu yotulutsa mpweya, apo ayi anthu ozungulira akhoza kukhala pachiwopsezo chotenga matenda.
Ogwira ntchito zachipatala nthawi zambiri amavala masks oletsa kutsekereza opanda mpweya wotulutsa mpweya. Ogwira ntchito zachipatala nawonso ndi gulu lomwe lili pachiwopsezo chachikulu chotenga matenda." Pongoganiza kuti namwinoyu watenga kachilomboka, iyenso adzakhala wolankhula."
Kuchulukitsa chiwopsezo chokhala wodwala, kusakhala koyenera kuvala chigoba chokhala ndi valavu yotulutsa mpweya. Momwemonso, anthu omwe amadzipatula sayenera kuvala masks okhala ndi ma valve otulutsa mpweya.