ISIBUSE SESIBUSI SESIBESI SIKA-OXYGEN STEEL

IZIQINISEKISO ZESIBUSO SESIBUSI SESISESISEKO SE-STEEL

SIHLINZEKA IZIQINISEKISO EZAHLUKENE ZEZINKULU ZESIBUSI SESIBESI SESIBESI SENTESE.
Isitini sekhabhoni yeMagnesia---ungqimba olusebenzayo
Isitini seMagnesia---ingqimba yokuphepha