Mumyaka yashize, hamwe niterambere rihoraho rya Sci.& Tech, ubworozi gakondo nabwo bwatangije uburyo bushya.Kurugero, ibyuma bitandukanye byashyizwe mumurima wubworozi kugirango bikurikirane gaze ya amoniya, ubushuhe, ubushyuhe nubushuhe, urumuri, ibikoresho ...
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