SKYLER: Huh. Who was he?
WALT JR.: He was a METH cook.
Breaking Bad Season 4, Episode 5
"By the way, Tuco,
this is a new METH formula
we've been working on.
Breaking Bad Season 2, Episode 1
or maybe the biggest METH lab
north of the border.
Breaking Bad Season 4, Episode 7
Where is it?
Where'd you hide the METH?
Breaking Bad Season 2, Episode 11
...from western Texas to Phoenix,
are using METH.
Breaking Bad Season 5, Episode 8