The same product that makes those crispy, golden fries so tasty can also be used to fuel a car.
Not only is the idea earth-friendly, but, for Mike Kehoe, it is also pocket-friendly.
Kehoe, golf professional at Campbellsville Country Club, began converting oil to biodiesel fuel about three years ago.
"My wife and I were sitting at home watching Dirty Jobs on the Discovery Channel," Kehoe said.
On this particular episode, Mike Rowe, the show's host, was at a location where guests on the show were converting oil to usable fuel.