The following editorial appeared in the Kansas City Star on Oct. 28.
Drivers who fill up their gas tanks believing they're pumping 10 percent ethanol may be surprised to learn it could be much more.
The resulting damage can mean costly car repairs.
Experts blame a process called "splash blending," which often doesn't thoroughly mix gasoline and ethanol.
Splash blending is frowned upon in other countries such as Britain, but it's widely practiced in the U.S. It's a challenge for state regulators, who only check fuel makeup periodically.
Such checks should come more frequently, especially when the price of ethanol drops below that of gasoline.
To read the full version of this editorial, visit The Kansas City Star.