Tāpū Horoi Kīhini Ko te C3 Sterilization he tāpū horoi kīhini kua whakaurua he pūnaha tiaki papa tapahi. Ka whakamahi tētahi wāhi kua hangaia ki roto i te hihi mōrearea (ultraviolet) me te porohurihanga hau wera hei patu kitakita, hei whakamaroke hoki i te papa tapahi i roto i te 15 meneti. Ka tīmata aunoa te mahi tiaki ina whakanohoia te papa tapahi ki roto, ā, ka whakaatuhia te āhua o te mahi e tētahi rārangi rama pūoko. Kei ngā pakitara o roto he paninga nano ārai-wai hei ārai i te rakuraku, hei horoi hoki i a ia anō, ā, kei te paipa rerenga wai he paparanga katote hiriwa patu-huakita. Mā te hoahoa rokiroki poutū me te whata māripi autō e whāiti ai te wāhi i roto i ngā kīhini iti.