I. Kuki kuvura ubushyuhe bwicyuma Tuvuze kuvura ubushyuhe bwicyuma, ntushobora kuzenguruka ibyuma, nicyuma cyinshi cyane kuri iyi si yacu nicyuma gikoreshwa cyane.Icyuma cyera bivuga karubone iri munsi ya 0,02% yicyuma, nicyuma cyoroshye kandi cyoroshye cya silver-cyera, gifite g ...
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