| Gukata iminwa ibiri nabyo bikoreshwa nk'icyuma gikata bisanzwe |
| Uburyo bwihariye bwo gukata ibyuma byihariye bukoreshwa mu gukata ibyuma kugira ngo iminwa yose ibe igororotse bihagije kugira ngo ihuze neza |
| Ifumbire yo gukata alloy yo mu rwego rwo hejuru, ubukana bwayo burenze amasaha 60 |