Petrol
Sliced Bread
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The Difference Between Regular and Premium Petrol
The difference between regular and premium comes down to the amount of ethanol that's in the fuel blend. In general, biofuels like ethanol are, quote, greener fuels - which means your regular E10 is greener than premium E5. If you're paying more for premium, you're paying for a less green fuel. And once you factor in the price and you look at miles per pound, premium is unlikely to have any advantage.
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