FFP1 mask
ʻO ka mask FFP1 ka pale kānana liʻiliʻi loa o nā ʻekolu.
Pākēneka kānana Aerosol: 80% ka liʻiliʻi
Ka nui o ka leak kūloko: 22% kiʻekiʻe
Hoʻohana nui ʻia e like me ka pale lepo (no ka laʻana no nā hana DIY).Hiki i ka lepo ke hoʻoulu i nā maʻi māmā, e like me ka silicosis, anthracosis, siderosis a me ka asbestosis (ʻo ka lepo mai ka silica, ka lanahu, ka hao hao, ka zinc, ka alumini a i ʻole ka sima ka mea maʻamau i nā pōʻino maʻamau).
FFP2 pale
Nā maka maka FFP2 me ka valve exhalation a me ka ʻole
Pākēneka kānana Aerosol: 94% ka liʻiliʻi
Ka nui leak o loko: 8% kiʻekiʻe
Hāʻawi kēia mask i ka pale i nā wahi like ʻole e like me ka ʻoihana aniani, foundry, kūkulu hale, lāʻau lapaʻau a me ka mahiʻai.Hoʻopau pono ia i nā kemika pauda.Hiki i kēia mask ke lilo i mea pale i nā maʻi hanu e like me ka avian influenza a i ʻole ka maʻi hanu acute nui e pili ana i ka coronavirus (SARS), a me ka maʻi bacteria o ka maʻi pneumonic a me ka maʻi maʻi.Ua like ia me ka US-standard N95 respirator.
FFP3 mask
FFP3 pale maka
Pākēneka kānana Aerosol: 99% ka liʻiliʻi
Ka nui leak o loko: 2% kiʻekiʻe
ʻO ka mask FFP3 ka kānana nui loa o nā masks FFP.Mālama ia i nā ʻāpana maikaʻi loa e like me ka asbestos a me ka ceramic.ʻAʻole ia e pale i nā kinoea a me nā oxides o ka nitrogen.