Is DEF made from cow urine?

Contrary to popular myth, cow and bat urine and DEF are not a thing. The urea used in the manufacture of DEF is synthetically derived from ammonia and carbon dioxide, and urea production plants are often adjacent to other sites where ammonia is produced, such as coal and natural gas refineries.
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What kind of urine is in DEF fluid?

DEF is made from deionized water and a very pure form of urea. Yes, urea is found in urine -- quit giggling, please -- but this is a refined form of the compound and is mostly used in the agricultural industry as a component of fertilizer.
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Is DEF made out of urine?

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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What is DEF fuel made out of?

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 DEF fluid the same as urine?

In addition, urine contains trace amounts of other compounds and ions. Urine is also 95% water; DEF is 67.5%, and that water is deionized. Additionally, as stated previously, DEF uses synthetic urea, while urea found in urine is not synthetic. In short, DEF does not contain urine, and it is not made from urine.
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Is DEF fluid made from urine?



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 does DEF contain?

Diesel Exhaust Fluid (DEF) is a non-toxic, high purity solution comprised of 32.5% urea and 67.5% de-ionized water.
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Where does urea come from for DEF?

Contrary to popular myth, cow and bat urine and DEF are not a thing. The urea used in the manufacture of DEF is synthetically derived from ammonia and carbon dioxide, and urea production plants are often adjacent to other sites where ammonia is produced, such as coal and natural gas refineries.
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What is blue DEF fluid made of?

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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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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Can you pee in the DEF tank?

Please do not urinate in your DEF tank, the SCR system will be damaged and it will cost thousands of dollars to repair. Here at Transliquid Technologies we specialize in providing the best quality of Diesel Exhaust Fluid.
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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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How is DEF manufactured?

Our DEF is produced from a solution of high-purity, virgin urea. Urea is produced synthetically from ammonia and CO₂ (carbon dioxide), from which Yara's DEF is extracted directly as "hot melt" urea, which uses a different process from fertilizer grade urea.
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Is AdBlue a cow urine?

AdBlue® is a synthetic, highly purified solution of urea and demineralized water NOT pigs urine. Whilst the chemical urea is in pigs' urine, it is found in much lower concentration alongside many other elements.
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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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What is the best DEF fluid?

The best diesel exhaust fluid meets the Environmental Protection Agency's standards and is free from impurities. Valvoline's Premium Blue Diesel Exhaust Fluid is a top choice because it is compatible with all selective catalytic reduction systems and meets the EPA's near-zero nitrogen oxide emissions levels standard.
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Can you put water in DEF tank?

The DEF will be diluted by the added water, but depending on the ratio of water to DEF, the solution may still contain enough urea to deal with the NOX via an increase in the injection rate.
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Does DEF go bad?

Because it doesn't include any preservatives, DEF does come with a shelf life. The good news is, it's a fairly long shelf life; DEF can usually be stored up to one year without any issues.
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What's the difference between BlueDEF and BlueDEF Platinum?

As far as what the fluid is used for, which is the actual DEF, there is no difference. The difference is in the proprietary ingredients that was put into Platinum that they say keeps the DEF from crystalizing in the exhaust over time.
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Can you drink DEF fluid?

Urea and consequently DEF is not overly toxic to humans. Urea can be irritating to eyes, skin and the respiratory tract but not life threatening. High concentrations in the blood can be damaging to humans however ingestion of low concentrations of urea ,given an adequate water ingestion of water, are not harmful.
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Is DEF bad for diesel engines?

While it's good for the environment, the water and urea mixture can result in the formation of crystals that can plug up fuel filters, damage aircraft engines, and result in engine failure. DEF should never be used as an additive for any fuel, diesel or aircraft, and is sprayed directly into exhaust systems.
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Does all diesel contain urea?

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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Are all DEF fluids the same?

Are All DEF Fluid Brands The Same? All DEF is not created equal. Any fluid claiming to be DEF must meet quality specifications set by the ISO (International Organization for Standardization). First, DEF must have a urea concentration of 32.5%.
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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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