some are putting their faith in a fuel which consists of an unusually high amount of ethanol, known as flex fuel – here's everything you need to know. This article shines a spotlight on an ...

Pros: Renewable, fairly widely available, and older diesel cars can seamlessly burn biodiesel or diesel. Used vegetable oil can sometimes be free. Cons ... fuel economy for all cars. Ethanol ...

“Ethanol will also cause other problems, such as reduced fuel storage life, starting issues and reduced fuel economy. These problems are very widespread.” Engines run hotter and there is less ...

Fuel injection and carburetors go about fuel delivery using markedly different processes, and these are the biggest pros and ...