Nangona iglasi ibonakala kwaye inhle, akulula ukuyigcina kwaye kufuneka ibekwe ngononophelo.Enyanisweni, phakathi kwazo zonke iikomityi, iglasi yeyona iphilileyo.Ngenxa yokuba iglasi ayinazo iikhemikhali zezinto eziphilayo, xa abantu besela amanzi okanye ezinye iziselo kwiglasi, akufuneki bakhathazeke ...
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