Ngokusho kwetafula lomsebenzi wensimbi, indawo esebenzayo yethusi yensimbi iphansi, ngakho ukumelana nokugqwala kungcono kunezinye izinsimbi.Impahla yamakhemikhali yethusi ebomvu izinzile, ihlanganisa ukumelana nokubanda, ukumelana nokushisa, ukumelana nokucindezela, ukumelana nokugqwala nokumelana nomlilo (indawo yokuncibilika yethusi iphakeme njenge-1083 degrees Celsius).Ngakho-ke, ipulaki eliphezulu lethusi elibomvu lamanje liqinile futhi lingasetshenziswa ezindaweni ezahlukene isikhathi eside.