Trucks at natural gas fueling station. Image – MotorTrend’s TruckTrend.com

We’re counting down “Top 9 Things You Didn’t Know about Alternative Fuel Vehicles,” as identified by the Department of Energy. We begin our countdown with #9:

“9. An alternative fuel vehicle is designed to run on at least one alternative fuel other than gasoline or diesel. Currently, there are more than a dozen alternative fuels in production or under development with the goal of helping to cut our domestic oil consumption and potentially reduce vehicle emissions.” [Our emphasis.]