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Old 07-13-2008, 11:55 PM   #13 (permalink)
Keith
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Join Date: Nov 2006
Location: Australia
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Quote:
Originally Posted by schola View Post
Hydrogen from electrolysis functions as a battery, not a fuel source. It stores energy until it is burned at which point the energy is expended and it turns back into water. It needs electricity to work. Where does this electricity come from? From the local power plant. So hydrogen technology is only as clean as the power source. If you are using a coal-fired power plant to power the electrolysis process, it isn't all that "clean."
It's a first step though. If your car runs on hydrogen, the fuel plant can be converted from coal to something else and your car will still work.

But if your car runs on oil then you're stuck with oil, period.
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