The Fuel Files are a collection of the most frequently asked questions regarding fuel including gasoline, diesel and alternative fuels. Search by topic, keywords or individual questions.
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Select from an extensive list of previously answered questions.
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- Example
- Will using oxygenated gasoline reduce my gas mileage?
- Answer
- Oxygenated gasoline reduces fuel economy an average of 2 to 3 percent because oxygenates contain less energy than non-oxygenated gasoline. Many other factors can impact mileage far more than oxygenated gasoline.
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