America's obesity problem is our lifeblood here."
- TAAVI McMAHON, president of a biofuels cooperative in Madison, Wis., on the source of most of the waste vegetable oil - 3,000 gallons a week - for his recycling and filling station: a Kettle Foods potato chip plant; while clean-burning vegetable oil is widely used as a fuel in Germany, it has only recently begun to catch on in the United States
