"Umurava, ugira umurava, uwumuvanganira udushya, imbaraga, kandi ukore neza" birashobora kuba ubwato bukomeje kwinjiza hamwe n'abakiriya mu gutunganya hamwe n'abakiriya mu buryo bwo kwisubiraho hamwe n'abakiriya bonyine kugira ngo hasurwe umuringa,Ibintu bya Oxide,Umuringa wa chloride,Kupfer (ii) karubone -- kupfer (ii) hydroxid (1: 1),Azure ubururu. Twakiriye abakiriya, amashyirahamwe yubucuruzi n'inshuti baturutse impande zose z'isi kugirango tundikire kandi dushake ubufatanye kugirango inyungu zibyungu. Ibicuruzwa bizatanga ku isi hose, nk'Uburayi, Amerika, Ositaraliya, Ubudage, Mombasa, kandi serivisi nziza kandi ifite ubuzima bwiza hamwe nabafatanyabikorwa bashya kandi bashaje baturutse kwisi. Mukire ikaze ko twifatanya natwe.
Va ubutumwa bwawe