is Ultra Low Sulfur Diesel, which means the fuel contains only 15 parts per million sulfur content, 97 percent less than current diesel. ULSD should be available to most consumers by October ...

It was by today that 80 percent of diesel fuel available for vehicles like trucks and buses had to be new Ultra Low Sulfur Diesel (ULSD), and reports are saying that implementation of the new fuel ...

Large shipping vessels have traditionally run on high-sulfur fuel oil, produced after refiners have made higher-quality fuels like diesel or gasoline ... sulfur and ultra low sulfur fuel.