Kodi mungasankhe bwanji maski a PM2.5? Mizinda yamasiku ano yadzaza ndi Chifunga, ndipo mpweya ndiwodetsa nkhawa. Timakambirana kuti masks amatanthauza maski oteteza omwe adapangidwira PM2.5, pomwe masks wamba wamba amagwiritsidwa ntchito kuthana ndi kuzizira. Zida zawo ndi malongosoledwe awo alibe zofunikira, koma kwenikweni, zilibe kanthu pa PM2.5 komanso kupewa matenda.
Dzina lachi China la PM2.5 ndilabwino. Chabwino tinthu amatanthauza particles ndi wofanana kuuluka bwino potsatira njira m'mimba mwake zosakwana kapena wolingana ndi 2.5 microns mu yozungulira mlengalenga. Chifukwa tinthu tating'onoting'ono timakhala tating'ono kwambiri, masks wamba monga maski a thonje ndi ovuta kugwira ntchito. Pankhani yogula masks a PM2.5, kuchuluka kwake ndikuti, chitetezo chimakhala chabwino, kukana kupuma bwino, komanso kutonthozedwa mukawavala. Ngati muvala zinthu izi kwa nthawi yayitali, ngakhale hypoxia yayikulu imatha kuchitika.
Ndipo mawonekedwe a PM2.5 mask sakakwanira nkhope, zinthu zowopsa mlengalenga zimalowa munjira yopumira kuchokera komwe sizikugwirizana, ngakhale mutasankha chigoba chokhala ndi fyuluta yabwino kwambiri. Sizingateteze thanzi lanu. Chifukwa chake malamulo ndi mfundo zakunja zambiri zikunena kuti ogwira ntchito amayenera kuyesa maski nthawi zonse, kuti awonetsetse kuti ogwira ntchito asankha masks oyenera ndikuvala maski molingana ndi njira zoyenera, masks ayenera kugawidwa m'mitundu yosiyanasiyana kuti athane nawo magulu osiyanasiyana a anthu.
Kuphatikiza apo, maski opangira mpweya ndiwotchuka kwambiri pakadali pano. Masks amtunduwu amatha kutsekereza kununkhira chifukwa cha kuwonjezera kwa mpweya wogwira pomwe akuganizira za kupewa kwa fumbi. Mukasankha mankhwalawa, muyenera kuwona bwino ntchito yobwereka fumbi, osangosokonezedwa ndi mpweya womwe umagwira.
Tikulimbikitsidwa kuvala makina opumira a PM2.5 okhala ndi valavu yopumira momwe angathere, kuti muchepetse kutentha komwe kumadza chifukwa chovala mpweya kwa nthawi yayitali. Nthawi yomweyo, wopepuka amakhala bwino.
Nthawi yamakalata: Mar-24-2021