Unleaded 88, a fuel blend also known as E15, is 15% ethanol and 85% gasoline, approved by the U.S. Environmental Protection Agency for use in all 2001 and newer vehicles.

A Circle K gas station in Avon, Ohio, mistakenly swapped diesel and unleaded fuel, leaving customers with costly car repairs. By Elijah Nicholson-Messmer Circle K logo is seen in Florida Keys ...