... place of diesel reduces carbon dioxide emissions by 78 percent. According to Joe Jobe, chief executive of the National Biodiesel Board, about 500,000 gallons of biodiesel were sold in 1999 by commercial producers nationwide; in 2006, 500 million ...

... sulfur dioxide. Biodiesel blends have no sulfur emissions and actually have better lubrication. According to the National Biodiesel Board, he said, a 20 percent biodiesel blend reduces total unburned hydrocarbon emissions by approximately 20 percent ...