
of virtual particles
in a VACUUM,
The Big Bang Theory Season 5, Episode 23

Unlike objects falling in a VACUUM,
which...?
The Big Bang Theory Season 3, Episode 10

All right.
He broke the VACUUM cleaner.
The Big Bang Theory Season 8, Episode 23

But I am ready to be helpful.
In fact, gonna go VACUUM.
The Big Bang Theory Season 10, Episode 10

...and maybe once a week,
run a VACUUM through this place.
The Big Bang Theory Season 4, Episode 3