Alternative fuels include biodiesel and hydrogen. Alternative fuels are important because they could eventually provide us with a cheaper, cleaner, and more abundant source of fuel. Check out these great alternative fuel articles from HowStuffWorks.
Be Your Own Mechanic

Is nitrogen-enriched gasoline good for my car?

You may have recently heard a certain oil company touting the fact that they sell nitrogen-enriched gasoline. But is nitrogen-enriched gasoline truly anything to get excited about? Does it really work?

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