01 Igiciro gito kuri Naphthenic Base Yera Amavuta yubutare
Twibwira ko abakiriya batekereza, byihutirwa gukora bivuye ku nyungu zumwanya wabaguzi wihame, kwemerera ubuziranenge bwo hejuru, kugabanya ibiciro byo gutunganya, ibiciro birashyirwa mu gaciro, gutsindira ibyifuzo bishya kandi bishaje inkunga no kwemezwa kuri Igiciro gito kuri Pur ...