Vacuum tube amp,
which is, by far, the best,
anti-distortion-wise.
Breaking Bad Season 4, Episode 2
through the cryocooler
or through the VACUUM filter.
The Big Bang Theory Season 10, Episode 20
of virtual particles
in a VACUUM,
The Big Bang Theory Season 5, Episode 23
I guess I figured "VACUUM cleaner
repair" was a term of art.
Breaking Bad Season 5, Episode 15
Unlike objects falling in a VACUUM,
which...?
The Big Bang Theory Season 3, Episode 10