Iimaski zobuso bezonyango
Isigqubuthelo sobuso sonyango okanye sotyando sinciphisa ubukhulu becala (esinokosulela) amathontsi amathe/amafinyila omlomo/empumlo yomntu osinxibileyo angena kwindawo.Umlomo kunye neempumlo zalowo usinxibileyo zinokukhuselwa sisigqubuthelo sobuso ekudibaneni nezandla ezinentsholongwane.Iimaski zobuso bezonyango kufuneka zihambelane ne-EN 14683 "Iimaski zobuso zonyango-Iimfuno kunye neendlela zovavanyo".
Ukhuseleko lokuphefumla
Amaqhekeza obuso okucoca amasuntswana (FFP) akhusela kwii-aerosols eziqinileyo okanye ezingamalwelo.Njengezixhobo zokukhusela zomntu zakudala, ziphantsi koMmiselo (EU) 2016/425 wePPE.Ingxenye yokucoca imaski yesiqingatha kufuneka ihlangabezane neemfuno ze-EN 149 "Izixhobo zokukhusela zokuphefumla - Ukucoca imaski yesiqingatha ukukhusela kumasuntswana-Iimfuno, uvavanyo, ukumakishwa".Umgangatho wahlula phakathi kweeklasi zesixhobo i-FFP1, i-FFP2 kunye ne-FFP3 ngokuxhomekeke kumthamo wokugcinwa kwesihluzo se-particle.Imaski ye-FFP2 eqinile inika ukhuseleko olufanelekileyo kwii-aerosols ezosulelayo, kubandakanya iintsholongwane.