Umuyoboro w'icyuma ni umuyoboro udafite ibyuma bizenguruka, bikoreshwa cyane muri peteroli, imiti, ubuvuzi, ibiryo, inganda zoroheje, ibikoresho bya mashini nibindi bikoresho byo mu nganda n'ibice byubaka.Mubyongeyeho, muburyo bumwe bwo kugunama, imbaraga za torsional, uburemere bworoshye, bityo rero ikoreshwa cyane mubikorwa byo gukora imashini nububiko.Irakoreshwa kandi mubikoresho byo mu gikoni.