Gusaba:Imashini ya YCW idafite amazi nogusohora ikoreshwa cyane mugusubirana neza no guteza imbere ibikoresho bya magnetiki mumyanda iva mu myanda yatewe na metallurgie, ubucukuzi bwamabuye y'agaciro, ibyuma bidafite ingufu, zahabu, ibikoresho byubaka, ingufu, amakara nizindi nganda, no gukaraba amakara uruganda, ibyuma bikora (icyuma), uruganda rukora, nibindi