Ihe nkpuchi FFP2 a na-atụfukarị bụ nke nwere ọtụtụ akwa akwa anaghị kpara akpa, na-agụnyekarị oyi akwa mpụta, akwa nzacha etiti na oyi akwa dị n'ime. A na-eji akwa akwa na-adịghị ekpuchi mmiri nke dị n'elu, nke nwere ike igbochi nnukwu irighiri ihe na mmiri mmiri mmiri. N'etiti oyi akwa bụ akwa gbazere agbaze, nke nwere ọmarịcha ọrụ nzacha ma nwee ike ijide ụmụ irighiri ihe nwere dayameta nke 0.3 microns na n'elu, ma nwee ike ịmịkọrọ ihe ndị dị mma n'ihi njirimara electrostatic ya. A na-eji akwa akwa dị nro na-eme ka oyi akwa dị n'ime, nke na-enye ahụmahụ dị mma na-eme ka ọ dị mma ma na-ebelata akpụkpọ anụ ahụ. Nhazi zuru oke na-eme ka nkpuchi ahụ na-enye nchebe dị mma mgbe ọ na-eme ka ume ume dị mma, na-eme ka ọ dị mma maka ejiji ogologo oge. Nhọrọ ihe na nhazi ihe nkpuchi FFP2 na-eme ka ọ dị irè n'ichekwa ahụike iku ume na mpaghara dị iche iche.
Ihe mkpuchi ihu FFP2 enwere ike iwepụ
1. Ebumnuche: Ezubere ihe mkpuchi FFP2 iji gbochie ma ọ bụ belata iku ume nke ụmụ irighiri ihe na-emerụ ahụ n'ikuku, chebe sistemu iku ume nke onye na-ebu ya, wee hụ na nchekwa ndụ.
2. Ihe: FFP2 masks na-ejikarị ọtụtụ akwa akwa akwa na-abụghị nke a kpara akpa, nke nwere arụmọrụ nzacha dị mma na nkasi obi.
3. Ụkpụrụ nzacha: Mmetụta nzacha nke ihe mkpuchi FFP2 na-adabere na oyi akwa nzacha ya pụrụ iche, nke nwere ike ijide irighiri ihe nwere dayameta nke 0.3 microns na n'elu. Nhazi ya na-enye ohere ka ezigbo uzuzu na ihe ndị ọzọ na-emerụ ahụ dịpụrụ adịpụ nke ọma iji hụ na nchekwa iku ume nke onye nwe ya.
4. Asambodo ụkpụrụ: FFP2 masks na-agbaso ụkpụrụ mba ụwa ma na-enwetakarị asambodo CE iji hụ na ntụkwasị obi nke arụmọrụ nchekwa ha. E jiri ya tụnyere FFP3 masks, FFP2 masks nwere obere arụmọrụ nzacha dị ala, mana ha ka nwere ike ichekwa nke ọma megide ọtụtụ irighiri mmanụ na-abụghị mmanu.
5. Ihe echedoro: Ihe mkpuchi FFP2 dabara adaba maka ichekwa ihe ndị na-abụghị mmanu, dị ka uzuzu, anwụrụ ọkụ na microorganisms. Ọ dịghị mma maka ijikwa ahụ mmanu mmanu.
6. Ọkwa Nchekwa: FFP2 masks nwere arụmọrụ nzacha ma ọ dịkarịa ala 94% ma dabara adaba maka iji ya na gburugburu ebe dị iche iche, gụnyere ihe owuwu, ọrụ ugbo, ahụike na ụlọ ọrụ mmepụta ihe.











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