Muri iki gihe cyihuta cyane, cyateye imbere mu ikoranabuhanga, imbaho zicapye zicapye (PCBs) zifite uruhare runini mubikoresho bya elegitoroniki bitabarika. Kuva kuri terefone zigendanwa na mudasobwa zigendanwa kugeza ku bikoresho by'ubuvuzi n'ibikoresho by'imodoka, PCBs ni urufatiro rw'ikoranabuhanga rigezweho, rifasha ibikoresho bya elegitoronike guhuza ...
Soma byinshi