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OIL!
Burning the stored energy of fossil fuel
It has been fossil oil.
natural gas
Aproximately 85%
this fossil fuel provides about 40% of the worlds energy
relatively inexpensive and readily available.
1. They are readily and cheaply available. 2. They are the most concentrated form of chemical energy available. Fossil fuels literally fueled the industrial revolution.
It is more than 70% of it thx. Especially to Deformedtiger
fossil fuels
According to the Energy Information Agency, an agency under the Department of Energy, almost half of the world's energy consumption for electric power generation is from coal.
The overall easy availability and abundence of the material The lack of an alternative that actually works.