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.
Using coal for fuel has several downsides, including the following: 1  Burning coal releases toxins. 2  Burning coal emits large amounts of carbon dioxide into the atmosphere. 3  Subsurface coal mining is dangerous. 4  Surface coal mining damages the environment.