He's an engineer
and I'm an EXPERIMENTAL physicist.
The Big Bang Theory Season 4, Episode 7
Prescription, nonprescription, foreign,
domestic, EXPERIMENTAL.
The Big Bang Theory Season 3, Episode 15
what to do with a washed-up
EXPERIMENTAL physicist...
The Big Bang Theory Season 5, Episode 10
Uh, I am an EXPERIMENTAL
physicist at Cal-Tech,
The Big Bang Theory Season 5, Episode 13
But as a practical matter, need I remind you
it takes EXPERIMENTAL pharmaceuticals...
The Big Bang Theory Season 1, Episode 15