The highest mountain in the world is Mount Everest. Its peak rises to 8,848 m (29,028 ft 9 in) â the highest point in the world.
The objective of proximate analysis indicates the percentage by weight of the Fixed Carbon, Volatiles, Ash, and Moisture Content in coal. The amounts of fixed carbon and volatile combustible matter directly contribute to the heating value of coal.
Coal ash which is a by-product of coal mining is used as a filler for tennis rackets ,golf balls and linoleum. The average coal miner is 50 years old and has 20 years of experience. Coal has been used as an energy source for hundreds of years and has been part of international trade as long ago as the Roman Empire.