Some kind of CHEMICAL leaking
in your lab.
Breaking Bad Season 3, Episode 13
Also in the CHEMICAL industry,
Money Heist Season 1, Episode 12
What?
It's losing its CHEMICAL potency.
Breaking Bad Season 2, Episode 9
is the power to transmute
CHEMICAL elements.
The Big Bang Theory Season 7, Episode 3
WALT:
We used a different CHEMICAL
process, but it is every bit as pure.
Breaking Bad Season 2, Episode 1