
Forget HELIUM. The real superfluid
is the fruit punch in this mug.
The Big Bang Theory Season 9, Episode 16

- Helium.
- Yes.
The Big Bang Theory Season 9, Episode 23

Helium has
an atomic number of two.
The Big Bang Theory Season 7, Episode 3

"Helium."
The Big Bang Theory Season 2, Episode 5

You see, instead of
using liquid HELIUM...
The Big Bang Theory Season 11, Episode 8