
Sheldon, this beaker used
to contain cerebral spinal FLUID
The Big Bang Theory Season 5, Episode 16

I need to measure
my FLUID intake and output...
The Big Bang Theory Season 1, Episode 11

Great. Cortical FLUID.
Westworld Season 2, Episode 4

That's cortical FLUID.
Westworld Season 2, Episode 5

Just-- It's a FLUID situation.
Breaking Bad Season 5, Episode 12