A new product from Algae-X International is said to remove sludge and water from smaller diesel engines, such as those found on trucks, generators and farm equipment, while optimizing fuel quality.

Our article last week on Ford's doubling of its flex-fuel models included a mention that diesel models of the new 2011 Ford Super Duty pickup trucks will run on either pure diesel fuel or a mix of up ...

The presence of water or other fluid mixed with diesel fuel is clearly apparent from the stratification shown here. Diesel fuel is generally very clean when it leaves the refinery. But it can pick up ...