We can rid oil dependency tomorrow
a fuel, alternative, america, balance, better, biodiesel, but john farrel, but mr farrell, cornell university, david clements, david pimental, diesel, energy, energy department, energy diversity, engine, fuel, grease, greasecar vegetable fuel systems, in america, john farrel, new york, north america, oil, proteins research foundation, run, united states, units, vegetable, vegetable oil, vehicles, while mr