Ikintu cyingenzi kiranga meshane yicyuma ni uko mugihe cyingaruka zikomeye no gusohora ibintu, urwego rwo hejuru rwihuta rukora ibintu bikomereye akazi, kuburyo bikomeza kugumana ubukana bwiza na plastike ya austenite muri rusange, mugihe urwego rukomeye rufite imbaraga zo kwihanganira kwambara. .Irashobora kwambara cyane kurenza insinga zabanjirije kandi ikongerera igihe cyo gukora.

Icyuma cya Manganese gikoreshwa cyane cyane mubyuma, amakara, reberi, imiti, imodoka, ubukerarugendo, ibirahuri nizindi nganda, kubice bikomeye, gusuzuma ifu, inganda za peteroli nkurushundura rwinshi, gusya fibre chimique, inganda nkurururururururururururururururururururururururururururururururururururururururururururururururururururururururururururururururur ibintu byo kweza nko gukoresha.