Ipaki kandi isabwa ububiko:
191 Yapakiwe muri 220kg ingoma yubuziranenge kandi ifite igihe cyo kubika amezi atandatu kuri 20 ° C. Ubushyuhe bwo hejuru buzagabanya igihe cyo kubikamo. Ahantu hakonje, guhumeka, kubera urumuri rw'izuba rutandukanye kandi kure yubushyuhe. Ibicuruzwa byaka kandi bigomba kubikwa kure yumuriro ufunguye.