Do you get better gas mileage with ethanol-free?
Do you get better gas mileage with ethanol-free? Ethanol contains roughly one third less energy than ethanol-free (also known as non-ethanol) gasoline does, which means you will get slightly fewer miles per gallon if you use E10 or E15. The fewer miles per gallon you get is small, but measurable. Does ethanol lower gas prices? The renewable ethanol fuel blended into the United States' gasoline supply does not lower prices at the pump as advocates have claimed, according to a study released this week by the Massachusetts Institute of Technology. But the MIT paper found that ethanol production has almost...