... of lye per liter." In a long-term plan, he said, locally-grown sunflowers could provide oil to augment the waste cooking oil. Barraza has the help of Francis Dwyer, owner of Dwyer Plumbing in Little Rock, in making sure his fuel agrees ...

... a commercial scale, though on a relatively small basis. Oakland, Calif.-based Blue Sky Bio-fuels recycles waste cooking oil into biodiesel to power fleet trucks and school buses. In Sedgwick, Kan., Healy Biodiesel Inc. sells biodiesel ...