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Heard At The Show: Snippets from SAE 2009 World Congress

Green Car Congress

For every kJ of chemical energy in the fuel for a spark ignition internal combustion engine, 73 % is sacrificed to chemical and thermal losses. Fuel becomes very expensive by the time it reaches the front line, ranging from $20/gallon up to $600/gallon when it is delivered by helicopter in Afghanistan. Braking losses add another 6%.

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