Tšobotsi e kholo ka ho fetisisa eaMask oa KN95ke hore e ka thibela tšoaetso ea marotholi e bakoang ke lero la ’mele oa mokuli kapa ho phatloha ha mali. Boholo ba marotholi ke 1 ho 5 microns bophara. Li-mask tse sireletsang tsa bongaka li arotsoe ka tsa malapeng le tse tsoang kantle ho naha. Ba na le ts'ireletso ea limaske tsa bongaka tsa bongaka le limaske tse sireletsang. Li sebelisoa feela lipetlele ho hloekisa li-particulate moeeng le ho thibela marotholi, mali, maro a 'mele le li-secretions. Li-mask tsa morao-rao tsa n95, ha e le hantle, li ka thibela 95% ea lintho tse se nang mafura hore li se ke tsa e-ba le tšireletso e itseng ho livaerase le libaktheria, empa mask leha e le afe ha a 100%. Ho khothalletsoa ho fokotsa ho tsoa ka hohle kamoo ho ka khonehang hona joale. Ela hloko ho noa metsi a mangata, ho kenya moea khafetsa, ho hlatsoa matsoho khafetsa, le ho boloka tikoloho ea ka tlung e hloekile, e le ho finyella phello e tloaelehileng ea ho ntlafatsa khanyetso ea hau.
Nako ea poso: Nov-20-2020