this post was submitted on 07 May 2024
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Fatherly hazing (lemmy.world)
submitted 6 months ago by [email protected] to c/[email protected]
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[โ€“] [email protected] 3 points 6 months ago (1 children)

It's used to condition the exhaust from diesel engines DEF

[โ€“] [email protected] 1 points 6 months ago

Huh, interesting. I wouldn't have thought that adding a nitrogen compound to the exhaust would reduce the amount of nitrogen oxides, but I guess urea is a good reducing agent.