Umbala Wensimbi Engagqwali Njengoba nonke nazi, insimbi engagqwali evamile iyinhlanganisela yensimbi, i-chromium, ne-nickel. Ngamanye amazwi, umbala wensimbi engagqwali ngokuyisisekelo uyisiliva. Ngakho-ke, wake wezwa ngensimbi engagqwali enemibala? Ngokuvamile ibizwa ngokuthi insimbi engagqwali enemibala. Kulesi...
Funda kabanzi