
l have degrees in both biochemistry
and CHEMICAL engineering.
Breaking Bad Season 4, Episode 8

I was trying to suggest
CHEMICAL castration, but...
The Big Bang Theory Season 7, Episode 23

Some kind of CHEMICAL leaking
in your lab.
Breaking Bad Season 3, Episode 13

What?
It's losing its CHEMICAL potency.
Breaking Bad Season 2, Episode 9

WALT:
We used a different CHEMICAL
process, but it is every bit as pure.
Breaking Bad Season 2, Episode 1