Fuel Of The Future: Hope Or Hype?

New technology holds the promise of a breakthrough environment-friendly fuel. Or it could be a red herring.
September 11, 2003, 8am PDT | Abhijeet Chavan
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"Hydrogen can be used in an internal combustion engine. But a fuel cell car—essentially an electric car that uses the cells as a catalyst to convert hydrogen and oxygen into electricity—emits only heat and water vapor. For the environmentally conscious and those anxious over energy security, such benign byproducts could either be a red herring, or a real breakthrough."

Thanks to Abhijeet Chavan

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Published on Wednesday, September 10, 2003 in National Geographic
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