Answer
Impeta zigumana impeta ntizifite 'ugutwi' cyangwa 'lugs' nk'impeta zashyizweho kashe. Kugirango boroherezwe kuvanwaho, bagaragaza 'Ikurwaho Ryakuweho' (agace gato ku mpera yinsinga) cyangwa 'Offset Ends' (aho impera zunamye kure yindege). Ibi biranga kwemerera icyuma cyogosha cyangwa amenyo kugirango yinjire inyuma yimpeta hanyuma ugabanye icyambere gusohoka muri ruhago. Mu bidukikije byo munsi yinyanja, aho bigaragara neza kandi ROVs (Imodoka ikoreshwa kure), uburyo bwihariye bwo kuvanaho nibyingenzi kugirango impeta ishobora gukururwa itangije amazu ahenze.