Dear Action Line: How do you tell whether ethanol is added to gasoline? I hear that cars that are older than seven years can be harmed by ethanol, so I need to know which suppliers have unleaded ...

Folks have been experimenting with ethanol in modern combustion engines even when they weren't so modern. Nicolaus Otto, the inventor of the traditional four-cycle engine, used it to power one of his ...

Q. I use gasoline in my car with 10 percent ethanol. The product Heet, used to resolve gas line freeze, contains alcohol (methanol). Am I safe from gas line freeze by using ethanol blended gas?

WASHINGTON — Over the objections of oil refiners and automakers, the U.S. Environmental Protection Agency on Friday endorsed the use of more ethanol-blended fuel in most passenger cars. The EPA ...

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Before you automatically fill your car up with the cheapest gas, be sure to double-check that the fuel you use is compatible with your vehicle or you'll risk damaging your engine. Fuel that contains ...

California residents will soon get some price relief at the pump and reductions in harmful vehicle emissions, thanks in part ...