Izilumkiso zokugcina Gcina kwindawo epholileyo, nengena umoya.Zigcine kude nomlilo kunye nemithombo yobushushu.Iphakheji ivaliwe.Kufuneka igcinwe ngokwahlukileyo kwi-oxidants, i-agent yokunciphisa, i-acids, i-alkali, kunye neekhemikhali ezidliwayo, kwaye ugweme ukugcinwa okuxutywe.Ixhotyiswe ngeentlobo ezifanelekileyo kunye nobuninzi bezixhobo zomlilo.Indawo yokugcina kufuneka ixhotyiswe ngezinto ezifanelekileyo zokuqulatha ukuvuza.