Mugaragaza neza amavuta yafashwe hamwe nuburyo bunini bwo gufungura, bikozwe hamwe nigikomere cyicyuma kidafite ingese kandi gisudira.
Ibicuruzwa bigamije kwamagana ibikoresho byo hasi kimwe nubuso rwose byanze bikunze umusaruro no kwagura umusaruro wamavuta ya peteroli, gaze n’amazi hifashishijwe pade ya vgravel kugirango igenzure umucanga.Ibikoresho byayo bigenzura umucanga byakoreshejwe bifite umwanya wambere mubikorwa byinganda za peteroli inzira yoroshye, ubushyuhe bwiza bwokwirinda-ubuzima burebure bwizewe neza, kandi bidahenze.