Mu nganda zitunganya amabuye, uruhare rwimashini zigabanya ni ngombwa mugushiraho ko ibikoresho byaciwe, bimeze, kandi yarangije neza. Iyo twerekeza kuri "Ibuye ritunganya imashini, "Turimo kwerekana ingingo yihariye cyangwa ibice biri mubikorwa byo gupima ingirakamaro kugira ngo bigerweho ibisubizo byifuzwa mu guhimba amabuye .. Gusobanukirwa ibyo bibanza birashobora gutandukana