Izingxenye zensimbi engagqwali zisetshenziswa kabanzi ku-diehlukileizimboni.Inezici zokungabi lula ukugqwala, ukumelana nokugqwala, ukumelana nokushisa, ukumelana nokugqokafuthi kulula ukupholishwa .Kuyi-iezibalulekile ukukhetha impahla forizingxenye zomshini.