
There's FUEL leaking
and we're still going to go?
The Big Bang Theory Season 5, Episode 24

and mix up some...
Some rocket FUEL?
Breaking Bad Season 2, Episode 9

sold the rocket FUEL
on the black market.
The Big Bang Theory Season 5, Episode 5

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