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.

They’re lurking out there in diesel fuel tanks: Small particles of debris, too tiny to see, wearing out fuel injectors; water, lying in wait at the bottom, causing corrosion debris, reducing fuel ...

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 ...