Careful, Leonard. Liquid nitrogen,
320 degrees below ZERO.
The Big Bang Theory Season 1, Episode 5
I don't know. In space you couldn't even
toss me a pen, and that was in ZERO gravity.
The Big Bang Theory Season 8, Episode 3
...to static friction between the tire
and the road to ZERO.
The Big Bang Theory Season 2, Episode 5
you're almost to ZERO.No, see,
The Big Bang Theory Season 12, Episode 23
Multiplied by a matrix
of negative I comma ZERO...
The Big Bang Theory Season 5, Episode 7