1. I-Crystal glass Izinkomishi zeCrystal nazo ziyinkomishi.Izithako eziyinhloko ziyi-silicon dioxide, kodwa ukwethulwa komthofu, i-cymbal, i-zinc, i-titanium nezinye izinto.Ngenxa yokuthi le ngilazi inokucaca okuphezulu kanye nenkomba ye-refractive, ukubuka kwayo kwangaphandle kuhlanzekile futhi kuyikristalu, ngakho-ke ...
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