The Environmental Protection Agency (EPA) sets rules about the amount of ethanol found in gasoline that flows from the nation's pump. The current standard for blending ethanol with gasoline stands at ten percent (E10). With farmers holding pitchforks in the air in anger because they want to put more corn into cars, the EPA agreed to consider raising the ethanol blend to 15 percent (E15), a move that would avoid hitting the blend wall. As Green Car Advisor reports, the time to decide whether or
Ethanol Blend Wall
Ethanol has been blended with gasoline for years now in a fuel typically called E10 (which is made with 10 percent ethanol). E15 could soon become the new norm if, as industry experts predict, the U.S. reaches the "blend wall" and changes come soon.