Fuel. Shh.
The Big Bang Theory Season 5, Episode 24
and mix up some...
Some rocket FUEL?
Breaking Bad Season 2, Episode 9
No, thanks,
I'm busy trying to fix this FUEL pump.
The Big Bang Theory Season 10, Episode 15
Fill it full of rocket FUEL and come get me.
The Big Bang Theory Season 6, Episode 3
and process that into providing
FUEL for man's space flights.
Breaking Bad Season 2, Episode 12