We first learned of Green Earth Technologies a couple of years ago when the company introduced its G-Oil, the first API-approved biodegradable motor oil. The oil is made from saturated animal fats. A year ago, it was announced as the official motor oil of the American Le Mans Series and it has been used in all the series official vehicles.
Animal Fat Motor Oil
When we think about the amount of petroleum used in automobiles, we're usually focusing in on the amount of fossil fuels that the car's engine burns to generate power to move the vehicle. In reality, there's a lot more oil to consider, including what goes into making the plastics, fabrics and rubber that our cars are assembled with. Still more oil is used to lubricate the car's internal workings, but there may now be a viable alternative on that last bit as the biodegradable motor oil from Green