For those of you who have waited, the day has finally arrived. Ultra-Low Sulfur Diesel (ULSD) is here. In an attempt to clear up some of the misconceptions and misinformation on the EPA and ASTM requirements for ULSD I will try to set the record straight. You will first notice that this is very clear [...]

The following are the five performance properties that comprise the National Conference on Weights and Measures (NCWM) Premium Diesel Fuel Standards. As of 2004, a Fuel marketer must meet all of these standards in order to be able to advertise a fuel as "Premium Diesel" in states that adopt the NCWM standards. 1. Energy (Btu) Content: The fuel must have [...]

Icing can result from liquid water freezing in fuel tanks, fuel lines, and fuel filters. Icing can also result when water that is suspended or dissolved in the fuel falls out of solution as the fuel temperature falls. This water first forms droplets and then those droplets turn to ice crystals which will quickly plug [...]

Gelling, What It Is and What to Do About it Diesel Fuel contains paraffin wax in two forms, liquid wax that is in suspension in the fuel and wax seed crystals that are floating throughout the fuel. In temperatures above the fuels Cloud Point (CP) you can't see wax without a microscope. When fuel reaches [...]

NCWM Premium Fuel Guidelines The following are the five performance properties that comprise the National Conference on Weights and Measures (NCWM) Premium Diesel Fuel Standards. As of 2004, a Fuel marketer must meet all of these standards in order to be able to advertise a fuel as "Premium Diesel" in states that adopt the NCWM [...]