Zvichienderana nekuenzanisa uku, zvine musoro kufunga China KN95, AS/NZ P2, Korea 1st Kirasi, uye Japan DS FFRs yakaenzana neUS NIOSH N95 neEuropean FFP2 mafemuro, Kusefa zvisina-oiri-based particles seaya anokonzerwa nemoto wesango, PM2.5 kusvibiswa kwemhepo, kusvibiswa kwemhepo, kusvibiswa kwemhepo mavhairasi).Zvisinei, vasati vasarudza mudziyo wekufema , vashandisi vanofanira kuona nezvemitemo yekudzivirira kufema kwekufema uye zvavanoda kana kuonana nevakuru vezvehutano munharaunda yavo kuti vawane nhungamiro yekusarudza.
Iyo N95 chaiyo yekufemerera Niosh yakatenderwa iri mupfupi.Kuti chengetedzo yemunhu, tine yakakwana yekugadzira yeKN95 yekupa iyo tsika inodiwa.
Kana pane zvinodiwa, tapota taura nesu zvakananga.
Nguva yekutumira: Kubvumbi-17-2020
