ancient plant remains that became compacted into rock
coal is a type of solid fossil fuel and is formed from the remains of plant life.
Petroleum and coal.
Coal
"Fossil" fuels, such as coal, oil or natural gas.
coal
Coal is fossil fuel.
Coal is a fossil fuel. The major fossil fuels are natural gas, crude oil and coal.
a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Fuel from coal and petroleum, which is believed to be of fossil origin.Fuel from coal and petroleum, which is believed to be of fossil origin.Fuel from coal and petroleum, which is believed to be of fossil origin.Fuel from coal and petroleum, which is believed to be of fossil origin.
Fossil
Coal is a fossil fuel.
Yes, coal is a carbon based fossil fuel.