By contrast, E85, as its name suggests, is 85 percent ethanol.

E85, a blend of 85 percent ethanol and 15 percent gasoline, is also offered.

Another common mix is E10, a blend of 10 percent ethanol and 90 percent gasoline.

Whenever you fill up, you're likely getting E10, a blend of 90 percent gasoline and 10 percent ethanol.

The vehicle uses E85 which is 85 percent ethanol and 15 percent gasoline.

For example, E-85 is a blend of 85 percent ethanol and 15 percent gasoline.

Of the 145,000 gas stations in the United States, only about 50 sell fuel that is more than 10 percent ethanol.

Most vehicles can use 10 percent ethanol in their automobiles.

If you want 85 percent, maybe someday 100 percent ethanol, that will be an option available, too.

And all gasoline will have to contain at least 10 percent ethanol.