Meltblown nonwoven fabric inogadzirwa kubva kune yakakosha tekiniki yekugadzira jira risiri rakarukwa rine faibha dzakanyanya kunaka. Iyo yakanyungudutswa-yakavhuvhuta isina-yakarukwa jira chinhu chakakosha pakugadzira kumeso masks anodzivirira vashandi vekurapa kubva kukoronavirus nyowani. Iri jira rakanyungudutswa remasefa ndicho chikamu chakakosha chezvekufema chinogona kupa ruzhinji rwedziviriro. Inogona kushandiswa zvakanyanya mumudziyo unoraswa wekufema, masks ekuvhiya, masks ekumeso, kushandiswazve kweguruva respirators, uye ekuvhiya kufema. Sezvo hutachiona hunopararira pasirese, iwo maski kumeso ari kushomeka.