
Plastic explosives.
Money Heist Season 1, Episode 12

There’s PLASTIC explosive
in all the entries.
Money Heist Season 1, Episode 11

or popularly known as PLASTIC explosive.
Money Heist Season 3, Episode 4

Hey, do you want to peel
the PLASTIC off with me?
The Big Bang Theory Season 5, Episode 14

(PLASTIC clink)
The Big Bang Theory Season 5, Episode 20