
...or as I call it, the Leslie Winkle
Experimental Methodology.
The Big Bang Theory Season 2, Episode 2

One of their EXPERIMENTAL physicists
dropped out and I recommended you.
The Big Bang Theory Season 6, Episode 24

Oh, you heard me.
Your EXPERIMENTAL bonafides are laughable.
The Big Bang Theory Season 10, Episode 4

Prescription, nonprescription, foreign,
domestic, EXPERIMENTAL.
The Big Bang Theory Season 3, Episode 15

But as a practical matter, need I remind you
it takes EXPERIMENTAL pharmaceuticals...
The Big Bang Theory Season 1, Episode 15