Ibyuma bitagira umwanda nibikoresho bisanzwe bikoreshwa mubyuma mubuzima bwacu bwa buri munsi, hamwe nibikorwa byinshi.Kubwibyo, gusya no gusya nabyo birakoreshwa cyane.Hariho uburyo butandukanye bwo kuvura hejuru, harimo gusya neza, gusya kunyeganyega, magnetiki ...
Soma byinshi