Ihlozi elihambayo lezi zixhumi eziyisithupha lokucisha umlilo lihlinzekwa ngezindlela zokuzimela zokuhamba nokubeka. Lihlinzekwa ngohlelo oluhlakaniphile lokucisha umlilo, ingalo yemishini eyisithupha kanye nezinsiza. Ngemuva kokuthola umthombo womlilo, lingawuqonda futhi liqinisekise ukuvalwa okuzenzakalelayo kude komthombo womlilo ukuze ucishwe. Lingasetshenziswa ezindaweni zokugcina ibhethri zamandla, ezindaweni zamandla, ezikhungweni zamishini zamandla noma kwezinye izimo zangaphakathi lapho imithombo yomlilo ivame ukuvela.