differences between fossil fuels and liquid fuels

2007-08-06 1:24 am
What are the definations of fossil fuels and liquid fuels?
How are the different?

回答 (1)

2007-08-06 1:31 am
✔ 最佳答案
fossil fuel is a source of fuel. it was created through the fossils of living organisms (e.g. animals, trees, etc)

liquid fuel is a state (e.g. solid, liquid and gas) of any fuel.

so coal is a solid fossil fuel
crude oil is a liquid fossil fuel
natural gas is a gaseous fossil fuel

hope this helps


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