Urupapuro rwinshi rwa EVOH (Ethylene Vinyl Alcohol) rugaragara nkigice cyingenzi mu nganda zipakira, cyane mubice byibikoresho bya pulasitike. Izi mpapuro zakozwe kugirango zitange inzitizi zidasanzwe kurwanya gaze nubushuhe, kubagira amahitamo meza kubicuruzwa bisaba ubuzima bwagutse nubushya. Imwe mu nyungu yibanze ya multi-la