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

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

They make up a non-Newtonian FLUID
which is liquid...
The Big Bang Theory Season 2, Episode 3

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

Great. Cortical FLUID.
Westworld Season 2, Episode 4