Four things to know about E15
E15 fuel has been certified for sale in the United States and is slowly beginning to show up at filling stations. Here’s a quick rundown of what you need to know about this new fuel option.
What is E15 and why should I care?
E15 is shorthand for gasoline blended with 15 percent ethanol. The reason it’s a big deal is that ethanol is fairly corrosive to rubber and certain metals, so it can cause damage to vital components.