Urea used in a sentence

Urea in a sentence as a noun

There isn't all that much urea in human urine - less than 3%.

Uh, are you implying that urine is mostly urea?

DEF is pretty much urea and purified water.

The increased blood urea levels returned to normal after 3 hours.

In theory, they are decomposing urea to get their hydrogen, which uses far less energy.

I'd drive a diesel if the US didn't have crazy NOx standards; the urea system, etc. is needless complexity.

Getting hydrogen from urea is better than electrolysis, but there's not that much urea.

The electrolysis of urea does compete with the electrolysis of water, but it happens at a lower voltage.

For example, organic compounds used to be considered impossible to synthesize due to a "vital force" until Wohler synthesized urea from inorganic compounds.

I even re-wrote an article concerning turning urea into electricty for them to show what it could have been like if they had put half an hour's effort into it, naturally I didn't even get a response.