mu butuufu ebitundu bingi mu kitundu ekikola amafuta byolekedde ebizibu eby'okweyimirizaawo ng'ennima yaabwe ey'ennono n'okuvuba eby'okweyimirizaawo byataataaganyizibwa olw'obucaafu bw'amafuta obw'amaanyi obutasalako era obutasonyiwa mu niger delta