Ⅰ.Usibye ubuziranenge bwa kile yometseho kandi idakoresha amazi, ibyo gukaraba nabyo ni ikintu cyingenzi nuburyo bwingenzi bwikoranabuhanga ryubwubatsi.Guhitamo ibikoresho nibyiza cyangwa bibi, kandi kubikoresha bishobora guhindura ingaruka zo gushushanya.Uyu munsi, nzakumenyesha, uburyo bwo ...
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