Dzulo, kutumizidwa kwamafuta amsika a coke kuli bwino, gawo lamtengo wamafuta lidapitilirabe kukwera, mtengo waukulu wa coking ukukwera.
Pakali pano, zoweta petroleum coke zopezeka ndi wokhazikika, mabizinesi apansi pa carbon ndi amalonda akugula chidwi sikuchepa, zabwino mafuta coke kutumiza, kuthandiza mitengo msika. Zikuyembekezeka kuti msika wamasiku ano umapangidwa makamaka, ena mwamitengo ya sulfure amatha kukhala akadali.
Nthawi yotumiza: Mar-03-2022