Igishushanyo mbonera cyumusambanyi gifite ibyiza byo gutondekwa-gukomera, byoroshye, kwikuramo, byoroshye-kwima no gukora ibikorwa byoroshye. Irashobora gukurura cyangwa gukururwa kugirango itere aho, kandi isezerewe cyane cyangwa ibice nyuma ya beto kugera ku mbaraga, hanyuma ukuremo imbuga yimbere kuva mukandara. Nibyinshi byo gushiraho no gukemura ibibazo, umurimo wo hasi, kandi neza cyane.
Ikiraro Vialuc bigabanyijemo ibice bito, bikoreshwa muburyo bwiza bwo kugenzura ubuziranenge bwo gutwara ibibuga, noneho, byatanzwe kugirango ushyire nibikoresho byiza byo kugaburira.