Intambo yensimbi evamile inothayela olumnyama, insimbi eyakha uthayela futhi icubungula insimbi, yini ucingo olumnyama oluyizinsimbi?Iyini inqubo yokukhiqiza ucingo olumnyama oluyizinsimbi?Yiziphi izinto ezisetshenziswayo ezivamile?Izingxenye eziyinhloko zocingo olumnyama oluyinsimbi, i-cobalt, i-nickel, ithusi, i-carbon, i-zinc kanye...
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