Icyuma cyerekana ibimenyetso gishobora guhindurwa nubunini butandukanye, imiterere cyangwa icapiro ibyo ukunda kongeramo,turashobora gutanga amasahani atandukanye kubyo wahisemo nka zahabu, ifeza, zahabu yumurabyo, umukara nibindi E.asily ikoreshwa ryikimenyetso kandi iranyerera hagati yimpapuro. Birashimishije nkimpano idasanzwe kumugenzi cyangwa mumuryango.