a lead investigator
on a PLASMA team,
The Big Bang Theory Season 12, Episode 20
This PLASMA grenade.
The Big Bang Theory Season 1, Episode 7
on a PLASMA physics study.
The Big Bang Theory Season 12, Episode 20
What else would I drink?
Gases? Solids? Ionized PLASMA?
The Big Bang Theory Season 1, Episode 11
of a PLASMA project.
The Big Bang Theory Season 12, Episode 20