Ibicuruzwa bikoreshwa cyane mu miti, peteroli, gukora impapuro, ingufu, ubwubatsi bw’imyanda n’inganda.
Igisubizo: Twiyemeje gukoresha ibyuma bitagira umwanda biva mu ruganda ruzwi cyane rwo mu gihugu ndetse no mu mahanga, harimo TISCO (TiSCO), BAOSTEEL (Baosteel), LISCO (Ubumwe), n'ibindi, mu gutunganya itanura.
B.
C.
D. .Ibicuruzwa bimaze gusinywa, tuzashyiraho umusaruro kunshuro yambere.
E. nubundi buryo bwo gushyigikira isaranganya ryigihugu.Tuzagerageza uko dushoboye kugirango duhuze ibyo ukeneye kandi tuguhe uburambe bwiza bwo guhaha.
Andika ubutumwa bwawe hano hanyuma utwohereze
