Iglasi eqiniweyo yeyeglasi yokhuseleko.IGlasi eQHELEKILEYO luhlobo lweglasi ecinezelekileyo, ukuze kuphuculwe amandla eglasi, ngokuqhelekileyo kusetyenziswa iindlela zekhemikhali okanye zenyama, zenza uxinzelelo olucinezelayo kumphezulu weglasi, igilasi ithwele amandla angaphandle...
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