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Answer» What is Diesel Exhaust Fluid mean? Diesel exhaust fluid (DEF; also known as AUS 32 and marketed as AdBlue) is a liquid used to reduce the amount of air pollution created by a diesel engine. Specifically, DEF is an aqueous urea solution made with 32.5% urea and 67.5% deionized water. DEF is consumed in selective catalytic reduction (SCR) that lowers the concentration of nitrogen oxides (NO
x) in the diesel exhaust emissions from a diesel engine. reference | Full Form | Category | | Daily Electronic Feed | Academic & Science | | Diamond Empowerment Fund | Business | | Diesel Exhaust Fluid | Business | | Defense Entrepreneurs Forum | Community | | Days End Farm | Community | | Default | Computing | | Direct Equipment Failure | Computing | | Data Element Framework | Computing | | Digital Empowerment Foundation | Computing | | DEFFECT | Cryptocurrency | | Design Exchange Format | File Type | | Geoworks Esp Assembly Header File | File Type | | Smartware Ii Data Definition | File Type | | Defaults - Definitions | File Type | | Tlink - Wlink Linker Definition File | File Type | | Deutsch Englische Freundschaft | General | | Dungeon Enemies and Fate | General | | Dog Egg Federation | General | | Drengin Elite Fleet | General | | Double Exhaust Filter | General | | Dynamic Efficiency And Fidelity | General | | Dutch Elite Force | General | | Data Exchange Framework | General | | Delta Echo Force | General | | Defeated Example For | General | | Door Edge Film | General | | Diesel Exhaust Filter | General | | Driver Education Foundation | General | | Defroster | General | | Diesel Emissions Fluid | General | | Defile | Governmental | | Definite | Maths | | Defecation | Medical | | Deferred | Medical | | Deficient | Medical | | Deaf | Medical | | Development and Evaluation Facility | Military and Defence | | Definition | Space Science | | Defend | Sports | | Defender | Sports | |
