Everything you need to know about the Ethanol in your fuel and your equipment! When it comes to Ethanol-blended gasoline, and the effects it can have on fuel systems and your equipment, you most likely have more questions than answers. Below is a list of articles and links, providing you the “411”on Ethanol to help answer all of your Ethanol-related questions - from the history of Ethanol–blended fuels, to helpful tips on how to protect your equipment from the damaging effects ethanol can cause.