Not quite accurate.
The Macy's balloons are filled with HELIUM...
The Big Bang Theory Season 4, Episode 24
Forget HELIUM. The real superfluid
is the fruit punch in this mug.
The Big Bang Theory Season 9, Episode 16
Be even better if he swapped out
the HELIUM for xenon.
The Big Bang Theory Season 11, Episode 8
- Helium.
- Yes.
The Big Bang Theory Season 9, Episode 23