Depends on if the alternative fuel source can generate 50kVp (50,000 volts) to 150kVp (150,000 volts) with an averave ampage of 0.1amps anywhere up to 50 amps. In a split second or over 6 seconds. So...
Fossil fuels (coal, oil and natural gas) are used mostly for burning to provide electricity, and for driving transport like vehicles and planes.
Alternative ways of producing electricity are using...