We rented a car, and after we got to where we were going, we noticed an indicator that it was low on AdBlue™️

me: What even is adblue? Some kind of fuel additive, I guess?

N: *reading from wikipedia* Specifically, DEF is an aqueous urea solution made with 32.5% urea and-

me: I'm sorry, what

If you thought bottled water was a scam, I just paid 16€ for five liters of trademarked piss