I have absolutely no idea what process engineering is. But from now on whenever hear that word I'm going to think of this. And so should you.
From the submitter:
The silver ducting is from a portable air con unit designed to stop the multi-million dollar machines overheat. The PSU fan on the PC pictured failed, and instead of replacing it, this baby kludge was born from momma kludge to duct cold air into the back of the case.
Hey bro can I borrow some cool air?
Redirects all of it.