An essential aspect of managing any business that uses diesel engine vehicles or machinery is diesel exhaust fluid. The fluid is used as part of the selective catalytic reduction (SCR) system that controls the emissions of toxic gases. The system was developed by vehicle manufacturers to meet emissions standards for 2010. By treating diesel fuel byproducts after they leave the engine, fuel economy is not sacrificed for cleaner air. Quality of Fluid The quality and purity level of the
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