Mubisanzwe, caster ikomeza igizwe nubwikorezi bwibyuma (ameza na rotale yameza), tundish hamwe nigikoresho cyayisimbuye, kristalisiti hamwe nigikoresho cyayo cyo kunyeganyega, akarere ka kabiri gakonjesha gufunga uruziga hamwe na sisitemu y'amazi akonje, gushushanya igorora, ibikoresho byo gukata, ibikoresho byo gushushanya, ...
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