Ziziphi iimpawu zeevalvu zeplagi?I-1, umzimba wevalve yevalve yeplagi idityanisiwe, uyilo olunyuswe phezulu, ulwakhiwo olulula, ulondolozo olufanelekileyo lwe-intanethi, akukho ndawo yokuvuza kwevalvu, inkxaso ephezulu yenkqubo yombhobho.I-2, i-medium kwinkqubo yeekhemikhali ine-corrosive eyomeleleyo, kwi-chem...
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