mined in 27 states. Have you ever realized that different types of coal contain different amounts of carbon? No? Ok, well now yah know. Coal is formed when soil is altered both physically and chemically.
The energy in coal comes from energy that was stored in giant plants that lived hundreds of millions of years ago in swamp forests. Coal can never be clean because its one of the worlds dirtiest fossil fuels. Did you know that coal is about 100 million years old? Like wow. Let’s face it, coal is some nasty stuff. It pollutes everything it comes in contact with and causes problems at every step of its life cycle. Coal is a sedimentary organic rock that is highly inflammable. It is composed mainly of carbon oxygen and hydrogen, making it a primary source of energy. “Coke is a fuel with few impurities and a high carbon content, usually made from coal. It is the solid carbonaceous material derived from destructive distillation of low-ash, low-sulfur bituminous coal. Cokes made from coal are grey, hard, and porous.” “Coal liquefaction is a process of converting coal into liquid hydrocarbons” “coal was gasified using early technology to produce coal gas (also known as "town gas")”.