Didn't you say you're making
HYDROGEN sulfide gas?
The Big Bang Theory Season 4, Episode 4
HYDROGEN was a little more
common or a little less common.
The Big Bang Theory Season 7, Episode 5
they theoretically can separate
the HYDROGEN from the oxygen,
Breaking Bad Season 2, Episode 12
Hydrogen.
The Big Bang Theory Season 12, Episode 23
A HYDROGEN atom, H,
plus pigs minus P, "higs."
The Big Bang Theory Season 3, Episode 13