Hamwe niterambere rihoraho ryikoranabuhanga rigezweho, ikoreshwa ryumuringa ryabaye ryinshi kandi ryagutse. Uyu munsi, tubona ifu y'umuringa itari mu nganda zimwe na zimwe gakondo nk'ibibaho by’umuzunguruko, bateri, ibikoresho bya elegitoroniki, ariko no mu nganda zimwe na zimwe zigezweho, nk'ingufu nshya, imashini ihuriweho, itumanaho ryo mu rwego rwo hejuru, icyogajuru n'izindi nzego.