Icyumaikozwe mubyuma bya karubone mugushonga no gukora.Ikoreshwa cyane nkigikoresho cyo gusukura, kumanuka, kwitegura hejuru no kurasa.Ingano yacyo itandukanye izerekana ultiate yarangije kugerwaho hejuru yumurimo wakazi kugirango uturike.
Icyumaishenjaguwe kuva hejuru ya karubone yicyuma, iboneka kubwoko butatu bwo gukomera.hamwe nuburyo buringaniye, ikuraho ibintu byanduye hejuru hamwe na coatings vuba kandi neza.