all you need to know about the new eco-fuel
* The truth about new E10 fuel * Uses twice the amount of ethanol as normal E5 fuel * What Car? calls for further Government investigation...
New British petrol standards will soon allow oil companies to double the amount of ethanol in the fuel you put in your car.
The aim is to cut greenhouse gases, but estimates are that an increased ethanol level will have a detrimental effect on fuel economy.
At the moment, the petrol you buy on garage forecourts could contain anything up to 5% ethanol, but companies have been allowed to include up to 10% ethanol since March 2013, although none have yet made the move.
We tested the new so-called E10 fuel against pure, E0 petrol to see what the effects were on efficiency and emissions.
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