Refined coal Refined coal Refined coal is the product of the application of a coal upgrading technology that removes moisture and certain pollutants from lower-rank coals such as sub-bituminous and lignite (brown) coals and raising their calorific values. Coal refining or upgrading technologies are typically pre-combustion treatments and/or processes that alter the characteristics of a coal before it is burned. The goals of pre-combustion coal upgrading technologies are to increase efficiency and reduce emissions when coal is burned. Depending on the situation, pre-combustion technology can be used in place of or as a supplement to post-combustion technologies to control emissions from coal-fueled
What Yo Name Iz? What Yo Name Iz? "What Yo Name Iz?" is the debut single by American rapper Kirko Bangz. The Sound M.O.B. produced song was featured on his mixtape "Procrastination Kills 3" (2011). It's also Kirko Bangz's first song to chart on the US "Billboard" charts. The official remix to "What Yo Name Iz?" features Wale, Big Sean, and Bun B. The remix was released on , before the original version. Maxrank also made a remix for this song. "What Yo Name Iz?" was the first song by Kirko Bangz to chart on the billboard charts. It debuted at number 97 on