E85's an alcohol fuel mixture that typically contains a mixture of up to 85% denatured fuel ethanol and gasoline or other hydrocarbon (HC) by volume. On an undenatured basis, the ethanol component ranges from 70% to 83%. E85 as a fuel's widely used in Sweden and's becoming increasingly common in the United States, mainly in the Midwest where corn's a major crop and's the primary source material for ethanol fuel production; however as yet, there're about 1900 filling stations selling E85 to the… (More on E85)