The Staple of the Industrial Revolution. Lignite Coal: also known as brown coal, is a sedimentary rock and consists of about 70-80 percent carbon Bituminous.
By: Maribel Cruz. Explanation and Usages Used for industry, electricity, and 92% of coal is used for electricity 4 types of coal - Lignite- young.
How Coal Is Formed Coal, the most plentifully produced fossil fuel in the United States, is a sedimentary rock made up primarily of carbon and hydrocarbons.
COAL
