Migodi, petroleum, mankhwala, chakudya, mankhwala, ndi mafakitale ena adzawona chithunzi chathu chazithunzi zazitsulo zosapanga dzimbiri.
Chitsulo chosapanga dzimbiri mauna ali ndi ntchito zosiyanasiyana, angagwiritsidwe ntchito asidi, zinthu zamchere zachilengedwe kuwunika ndi kusefa, angagwiritsidwenso ntchito monga makampani mafuta monga matope chophimba, angagwiritsidwenso ntchito mu makampani CHIKWANGWANI mankhwala monga chophimba chophimba.