coal
Chemical energy
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.
22.9%
One third of coal's energy reaches the consumer.
A lot
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15
You can use many different things. some examples are: Bio-Fuel (still in development) Wind (not as reliable as coal) solar (doesn't produce as much energy as coal) hydro (doesn't produce as much energy as coal)
Coal energy is energy derived from the burning of coal. Coal is essentially fossilized carbon.
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67%