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Kwangirika kwinshi Kurwanya Arsenic Yongeyeho Umuringa
Iriburiro Umunyu wongeyeho ibyuma bitunganya ibikoresho ni ubwoko bwibyuma bitunganya ferrous fer.Ifite imikorere-yo hejuru cyangwa ikora cyane.Nibikoresho byingenzi bikozwe mu muringa no mu muringa.Nibyiza kandi bisobanutse hamwe no kurwanya ruswa.Tanga ibikoresho byubukorikori buhanitse nibindi bikoresho byubaka ubwato no gutunganya ibicuruzwa ...
