Masks azachipatalaagawidwa m'magulu atatu:
1. Masks oteteza kuchipatala.Muyezo wa masks ndi muyezo wadziko lonse wa 19083. Chiyembekezo chachikulu chogwiritsira ntchito ndi kuteteza tinthu tolimba, madontho, magazi, madzi a m'thupi ndi tizilombo toyambitsa matenda mumlengalenga.Ndiwo chitetezo chapamwamba kwambiri..
2. Masks opangira opaleshoni ndi masks omwe amavalidwa ndi madotolo kuti ateteze kudontha kwamadzi am'thupi panthawi yomwe akugwira ntchito.
3. Masks azachipatala otayidwa amagwiritsidwa ntchito pozindikira matenda wamba komanso malo ochizira kuti apewe madontho ndi kutulutsa.
Nthawi yotumiza: Nov-16-2020