Peru Yashyizeho Utwuma twa Ammonium twateye imbere mu guhangana n'ibibazo by'ubuziranenge bw'amazi Lima, Peru — Mu ntambwe ifatika yo kunoza ubuziranenge bw'amazi mu gihugu hose, Peru yatangiye gukoresha utwuma twa ammonium twateye imbere mu miyoboro y'amazi y'ingenzi kugira ngo ikurikirane kandi icunge neza urwego rw'umwanda. Iyi gahunda...
Mu iterambere rikomeye mu kugenzura inganda, [Honde Technology Co., LTD.] yatangaje ko igiye gutangiza uburyo bwo gupima neza ingano y'amazi mu bigega bibika aside na alkali, ndetse no mu bubiko bw'amakara yakuwemo ivumbi...