Quote:
Originally Posted by Arragonis
Sorry but I don't think this is valid. The extra energy content of Diesel is why less of it is used compared to petrol in the first place. By doing this you are counting it twice ?
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No, it is valid.
A gallon of diesel has a higher energy content, is heavier (more hydrocarbons) and will result in more CO2 when burned.
Volumes of diesel should be corrected (upward) for this when comparing them to petrol engines.
This makes the diesel numbers look better than they really are.