Iriburiro: Mwisi yisi irushanwa, Ibicapo byumuzunguruko byacapwe (PCBs) bigira uruhare runini mumikorere no mumikorere yibikoresho bya elegitoroniki. Kunoza kwizerwa, kuramba, no gukora PCBs, kuvura bidasanzwe byahindutse imyitozo isanzwe. Capel, hamwe nayo ...
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