What is Diesel Exhaust Fluid DEF?

Diesel Exhaust Fluid(DEF) is a nontoxic noncombustible fluid made up of purified water and automotive grade urea. It is a reagent ideally used in Selective Catalytic Reduction through diesel engines that are fitted with engines having low levels of nitrogen oxides.  The major focus of DEF is to degrade NOx emissions into harmless nitrogen and […]