Chitoliro chopanda chitsulo chosasunthika ndi chitoliro chachitsulo chosasunthika, ndipo ntchito yake ndi yapamwamba kwambiri kuposa chitoliro chachitsulo chosasunthika.Chitoliro chachitsulo chosasunthika chili ndi zinthu monga silicon, manganese, chromium, faifi tambala, molybdenum, tungsten, vanadium, titaniyamu, niobium, zirconium, cobalt, aluminium, mkuwa, boron, dziko losowa, etc.