
Oh, my God. You really are
a CHEMISTRY teacher.
Breaking Bad Season 2, Episode 8

And, I mean, I'm so into CHEMISTRY
for, like, the concepts.
Breaking Bad Season 2, Episode 7

Look, if I don't pass CHEMISTRY,
I have to go to summer school.
Breaking Bad Season 2, Episode 7

The Chemistry Department
has us cut off.
The Big Bang Theory Season 2, Episode 16

--in junior year CHEMISTRY.
Breaking Bad Season 5, Episode 12