Unless you've been hiding out under a rock in some foreign country, you probably know about the grassroots movement associated with fueling diesel-powered vehicles with recycled vegetable oil. SVO ...

The purpose of this investigation is to evaluate the feasibility of rapeseed oil and palm oil for diesel fuel substitution in a naturally aspirated D.I. diesel engine, and also to find means to reduce ...

As car owners across the country grapple with pumped-up gas prices, some are turning to their favorite restaurants for a solution: recycled vegetable oil. Environmentalists with diesel cars have used ...

Frei is a Roanoke-based political consultant. In a region that often suffers from high particulate air pollution, our local governments could take the lead on an initiative that would help clear the ...