this post was submitted on 07 May 2024
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[–] [email protected] 5 points 6 months ago (2 children)

Imagine my surprise to learn that exhaust fluid was real lol

[–] [email protected] 3 points 6 months ago

Nissan named their donut style exhaust gaskets "bearings" so exhaust bearings do exist too.

[–] [email protected] 1 points 6 months ago (2 children)
[–] [email protected] 2 points 6 months ago

Reduces harmful emissions from a diesel motor. Most new diesel trucks and cars have an exhaust fluid reservoir that needs to be kept full.

[–] [email protected] 3 points 6 months ago (1 children)

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

[–] [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.