Coal is a naturally occurring black deposit of sedimentary rock that is formed in layers called coal beds. The main component of coal is carbon and has varying quantities of hydrogen, sulphur, oxygen and nitrogen with some other elements in minute quantities. Coal is a mined resource and is the largest source of energy for the generation of electricity worldwide. Coal is a valuable source of energy for heavy industry users such as for powering iron ore smelting and minerals processing facilities. With strong relationships with mines in West and Southern Africa regions, Charin Energy brokers supply contracts to users worldwide.