Joalokaha kaofela rea tseba, Aluminium ke tšepe e sebetsang haholo. E ka nka metsi ka metsi hore a ntše sebaka sa hydrojene metsing ebe o hlahisa alumina e matla. Hobane bokaholimo ba likarolo tsa aluminium phofo li pepesoa ke oksijene moeeng, e hlahisa alumina bakeng sa tšireletso. Membrane e thibela kamano pakeng tsa aluminium le metsi. Ho na le palo e itseng ea lintho tse ling tsa alkanaline ka kutu ea konkreiti e tummeng, joalo ka calcium hydroxide, 'me alumina e ka qhibiliha tharollo ea alkaline ho hlahisa metlae. Ha filimi ea oxide holim 'a phofo ea aluminium e khelositsoe, tšepe ea tšepe e akheloa ka metsi ho nkela hydrojene metsing le hydroxide ea getlenium hydroxide. Leha ho le joalo, e sitisa puisano lipakeng tsa metsi le bokaholimo ba aluminium, joalo ka angomium oxinum. , E le hore karabelo e ke ke ea tsoela pele. Leha ho le joalo, Aluminium hydroxide le eona e ka qhibiliha Tharollo ea Alkaline ea ho etsa metaualuminate. Ka tsela ena, tharollo ea almanaline, aluminium e ka tsoela pele ka lebaka la metsi ho hlahisa khase ho fihlela aluminium ea tšepe e jeoa. Fydrojene e ajoa ka mokhoa o sa sebetseng hantle ka li-bubble tse ka bang li-bubble tse ka bang tse bonoang, tse o thellang molumo oa ho thella le ho etsa sehlahisoa se sililate ka mor'a ho thatafatsa.