But if you really want to learn
the MECHANICAL side,
The Big Bang Theory Season 10, Episode 15
with elementary quantum
MECHANICAL formalism
The Big Bang Theory Season 12, Episode 5
Any chance you've finished up
those MECHANICAL drawings?
The Big Bang Theory Season 11, Episode 16
It was actually just a MECHANICAL hand.
The Big Bang Theory Season 8, Episode 20
whether the accident was due
to MECHANICAL failure or distraction."
Money Heist Season 1, Episode 12