Related Terms
Mineral deposit containing combustible substances which is considered to be a fossil fuel. Coal is formed from plants that have been fossilized through oxidation. The end result is a black hard substance that gives off carbon dioxide when burned. Coal is currently the most widely used substance to generate electricity and heat. Due to the harmful gases that it releases into the environment, the use of coal is constantly being reduced as people search out alternative fuels.

Use 'coal' in a Sentence

There are still a lot of people in Alaska that collect coal from the beaches and use it to heat their homes.
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The coal miners were trapped in Peru for over three days and when finally rescued were emotionally reunited with their families.
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The air in the town was black because of all of the coal being mined everything in the town was black from the air to the water.
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