Igikoresho co gukiza inguvu z’umugozi, igiti c’umukaraba kiri mu murima w’inganda wo muri iki gihe, ni ubw’agaciro ka- kugira ngo umuntu agire akamaro. Mu kibano ca none gikurikirana icatsi kibisi, kiri hasi-barbone n’ubushobozi bwinshi, uruhara rw’umurozi w’inguvu z’amazi ruriko rurarushiriza kugaragara. Ingingo ngenderwako y’ugukora y’umuzigama inguvu z’amazi ni igitangaje. Isubira gukoresha inguvu z’ubushuhe ziri mu gazi y’umuyaga iva mu gikoresho co gutera umuriro biciye mu buhinga bwo guhindura ubushuhe, ku buryo iki gice c’inguvu z’ubushuhe zitakara gihindurwa inguvu z’ingirakamaro maze kigasubira gukoreshwa mu nzira y’uguhingura.
Muri ubwo buryo, ntibituma gusa ubushuhe butera imbere, ariko kandi bugabanya inguvu zikoreshwa mu kigo kandi bugatahura ko inguvu zisubira gukoresha inguvu. Igikoresho co gukiza ingufu ry’ibikoresho vy’ubuhinga bwa none gifise ibikorwa vyinshi, kikaba gipfutse hafi inganda zose zisaba gushusha. Mu bijanye n’ubuhinga bw’imiti, ubushobozi bw’amashanyarazi, imiti, gukora impapuro, n’ibindi, uwuzigama inguvu z’amazi y’ibitovu ashobora kubonwa hose. Ntitanga gusa isoko ry’ubushuhe rihamye kandi ryiza ry’izo nganda, ariko kandi rituma amashirahamwe agira inyungu nyinshi mu vy’ubutunzi.