The hydrogen economy is a proposal for the distribution of energy using hydrogen. Hydrogen (H2) releases energy when it is combined with oxygen; however in practice, production of hydrogen from water requires more energy than is released when the hydrogen is used as fuel. |
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A concept vehicle or show vehicle is a car prototype made to showcase a concept, new styling, technology and more. They are often shown at motor shows to gauge customer reaction to new and radical designs which may or may not have a chance of being produced.
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