Coal, Production Of
Geology of Coal
Coal is a fossil fuel—an energy source whose beginnings can be traced to once-living organic materials. It is a combustible mineral, formed from the remains ...
Read more
Coal, Transportation and Storage Of
Coal competes primarily in the market for low-cost boiler fuels. Coal is also characterized by a relatively low energy content per unit of weight (at best twothirds...
Read more
Coal, Production Of