What is in blue DEF fluid?

BlueDEF® Diesel Exhaust Fluid is a mixture of high purity synthetic urea and deionized water that is used in Selective Catalytic Reduction (SCR) systems in diesel vehicles. DEF is used to help convert NOx to harmless nitrogen and water.
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Is DEF fluid made from pig urine?

Urea is an organic compound produced when a body metabolizes protein. (And yes, we expel it as urine.) But despite DEF earning the nickname “pig urine,” Diesel Exhaust Fluid is actually made of commercial-grade urea—synthetic ammonia and carbon.
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What is the main ingredient of Def fluid?

What Is DEF Fluid Made of? Diesel Exhaust Fluid (DEF) which is composed of 32.5 percent urea and 67.5 percent deionized water. For those who like trivia, urea is considered to be the first organic compound to be synthesized from inorganic chemicals.
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Is BlueDEF made from urine?

Diesel exhaust fluid is not made of urine, and if you are going to urinate in your SCR system, you're looking at having to pay some pretty hefty repair costs to clean and replace engine components once they have been contaminated.
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Is BlueDEF harmful to humans?

Diesel Exhaust Fluid (DEF) is not toxic, harmful or dangerous. In fact, of all the fluids used in a truck, such as diesel, engine oil, brake fluid, antifreeze and windscreen wash, DEF is the least hazardous.
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DEF - PEAK BlueDEF (Diesel Exhaust Fluid) | PEAK Commercial and Industrial



Is diesel DEF going away?

"DEF works and its made from commonly available ingredients that are already being produced in vast amounts for the agricultural industry. The infrastructure is already in place." That's an important thing to remember. The world isn't going to abandon diesel anytime soon.
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What happens if you put water in DEF tank?

If you put water in an EMPTY DEF tank, there will be no urea injected into the exhaust to convert to ammonia. Ammonia is an essential requirement to eliminate NOX (Oxides of Nitrogen) via the SCR (Selective Catalytic Reducer).
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How much urine is in DEF fluid?

Does DEF contain urine? DEF is made up of 32.5% urea and 67.5% deionized water. It's a harmless fluid, and urea is an organic compound.
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Does DEF have cow urine in it?

Diesel exhaust fluid sold in stores and at semi-truck pumps at truck stops in the U.S. does not contain urea derived from cows, bats, or any other animal's urine, and to be clear, diesel owners should under no circumstances urinate in their DEF tanks.
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What is urea in DEF fluid?

From a strictly chemical disposition DEF is a mixture of 67.5% deionized water and 32.5% urea. Urea is a compound in Nitrogen that turns to ammonia when heated and is used in a variety of industries. Urea is technically derived from a byproduct of urine but for mass production purposes it is synthetically made.
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Can you make def fluid?

DEF is a mixture of (typically) 2/3 deionized water and 1/3 urea. It's carefully regulated by the American Petroleum Institute. Technically, urea is derived from one of the byproducts of urine. But it's synthetically made, so no cats are ever harmed in the production of the fluid.
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Is Blue DEF toxic?

Many assume that DEF is a toxic substance that can cause major health issues when handled incorrectly. In all actuality, DEF is completely non-toxic, non-flammable, and non-hazardous. It's safe for transport and poses no risk if it comes in contact with skin.
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Why is DEF so expensive?

Because of its high content with urea, and the higher quality of urea it takes to manufacture DEF, the prices of urea most often drive the cost of DEF. According to Jobbers World, the price of urea reached $442 a ton in June, up from $380 a ton in May.
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What is pig urine used for?

Swine urine is a good source of nitrogen fertilizer, but as collected, it is rather dilute, unstable, and smelly (after short-term storage), making land application not an ideal solution except when using an injection system under dry-weather conditions.
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Is ammonia a DEF?

DEF is a non-hazardous solution comprised of 32.5-percent urea and 67.5-percent de-ionized water. It has a slight smell of ammonia, similar to some home cleaning agents. DEF is used in by Selective Catalytic Reduction (SCR) technology to remove harmful NOx emissions from diesel engines.
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What is urea for diesel trucks?

Urea SCR cleans the exhaust after combustion. The urea solution is held in a separate storage tank and injected as a fine mist into the hot exhaust gases. The heat breaks the urea down into ammonia—the actual NOx-reducing agent.
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What can you use instead of DEF fluid?

DEF is urea or otherwise known as aqueous ammonia. Windshield washer fluid that contains ammonia will do in a pinch.
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Does DEF really help the environment?

How Does DEF Use Affect the Environment? According to the EPA, in the decade since SCR's inception, hazardous emissions have dropped more than 40%. Over-the-road trucking and corporate or government fleet vehicles equipped with DEF tanks have had the single greatest positive effect on that number.
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Is urea and urine the same thing?

Urea is the chief nitrogenous waste, which is eliminated through urine. Urea is produced in the liver from ammonia, which is a metabolite of amino acids and carbon dioxide. Urine is formed by the nephrons after filtration, secretion and reabsorption.
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Can I use DEF as fertilizer?

DEF is essentially 48-0-0 as a fertilizer. "32" is not urea, it's urea ammonium nitrate, which is a different thing. (If you were fertilizing something in a garden, for its proper nutrition, you'd need to add other substances to the "DEF" to create the right mixture.
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Is there a shortage of diesel exhaust fluid?

Diesel exhaust fluid is a critical component of every fuel program. Required since 2010 for on-road fleets and since 2015 for off-road fleets, most modern fleets require DEF to remain mobile. Yet a severe, worldwide shortage has spurred severe supply chain challenges.
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Can DEF system be bypassed?

If you're thinking of bypassing any of your diesel's emission controls, remember that that it's highly illegal and the fines can be steep. The chances of getting caught may be low, but the consequences are costly.
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Can I run water instead of DEF?

Subject: RE: Anyone replace DEF with water? Water won't hurt the system but it will de-rate you pretty quick. ECM compares NOx values pre/post, if conversion is low it will start throwing codes and will eventually derate.
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Is Ram getting rid of Cummins?

Cummins Inc. on February 3 announced a multi-year extension of its current agreement with Chrysler Group LLC. Cummins will supply 6.7-liter Turbo Diesel engines for Ram Heavy Duty pickups and Chassis Cab trucks while continuing to grow its partnership with Chrysler, which began 21 years ago.
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