Tanthauzo la kalasi ya chigoba cha Ffp2|KENJOY

Ma aerosols ndi tinthu tating'onoting'ono ndizomwe zimawopsa kwambiri paumoyo pantchito, koma maso athu nthawi zambiri amakhala ovuta kuwazindikira.Kenako, tiyeni tione mmeneffp2 masksntchito.

Kufunika kwa chitetezo cha kupuma

Tizigawo toopsa tingayambitse khansa kapena kukhala ndi radioactive;kuwonongeka kwina kwa dongosolo la kupuma.Kulumikizana kwazaka zambiri kungayambitse matenda aakulu.Chabwino, ogwira ntchito onse amakumana ndi fungo losasangalatsa.Chigoba cha fyuluta chimapereka mitundu itatu yodzitetezera ku ma aerosol opangidwa ndi madzi, utsi ndi tinthu tating'onoting'ono panthawi yantchito.Ntchito yake yoteteza ikugwirizana ndi muyezo wa European Union EN 149. Masks awa, omwe amadziwikanso kuti particle filter the half masks kapena fine particle masks, amatchulidwa kuti FFP1, FFP2 ndi FFP3.

Kodi chigoba cha Ffp2 chimagwira ntchito bwanji?

Chigoba cha particle filter chikhoza kuteteza fumbi, chifunga ndi utsi.Nsalu zolukidwa kwambiri zosefera zimalepheretsa kupita kwa zinthu zolimba, ndipo wosanjikiza wamkati ndi electrostatic kuwonetsetsa kuti zinthu zovulaza zimangiriridwa ndipo sizingakowedwe.Dongosolo la magawowa lili ndi makalasi atatu a FFP, ndipo chidule cha FFP chimayimira "chigoba chosefera".Chigoba chopumira chimakwirira pakamwa ndi mphuno ndipo chimapangidwa ndi zinthu zosiyanasiyana zosefera komanso chigoba chokha.Ayenera kugwiritsidwa ntchito pamalo ogwirira ntchito omwe amaposa malire okhudzana ndi ntchito (OEL).Uku ndiye kuchuluka kwa fumbi, utsi ndi / kapena ma aerosols omwe timapuma mumlengalenga ndipo sizivulaza thanzi lathu.Ngati pali kuphwanya kulikonse, muyenera kuvala chigoba cha gasi.

Kodi masks a Ffp2 angalepheretse chiyani?

Kutengera kutayikira kwathunthu ndi kusefera kwa tinthu tating'ono mpaka 0.6 μ m, masks opumira a FFP2 amapereka chitetezo cha kupuma kwa zoipitsa zonse.Kutaya konse kumatengera kulowa kwa fyuluta ndi kutayikira m'kamwa ndi m'mphuno.Chifukwa cha luso lazosefera laukadaulo, kukana kupuma kumatha kuchepetsedwa, ndipo tinthu tating'onoting'ono ta fyuluta sitingawonjezere kupuma pambuyo povala nthawi zambiri.

Chigoba chotetezera cha FFP2 chopumira ndi choyenera kumalo ogwirira ntchito komwe tinthu zovulaza ndi mutagenic zimakhala mu mpweya wopuma.Masks opumira oterowo ayenera kukhala ndi osachepera 94% ya tinthu tating'onoting'ono ta 0.6 μ m ndipo atha kugwiritsidwa ntchito m'malo omwe amaphwanya OEL ndi kuchuluka kwanthawi 10.N'chimodzimodzinso ndi mtengo wa TRK (technical reference concentration).Masks opumira amtundu wa FFP2 nthawi zambiri amavalidwa m'mafakitale azitsulo ndi migodi.Ogwira ntchito m'mafakitalewa nthawi zambiri amakumana ndi aerosol, chifunga ndi utsi, zomwe zingayambitse matenda opuma, monga khansa ya m'mapapo.Chofunika kwambiri, ali pachiwopsezo chachikulu cha matenda achiwiri komanso chifuwa chachikulu cha TB.

Zomwe zili pamwambazi ndikuyambitsa masks a ffp2.Ngati mukufuna kudziwa zambiri za masks a ffp2, chonde omasuka kulankhula nafe.