sold the rocket FUEL
on the black market.
The Big Bang Theory Season 5, Episode 5
No, thanks,
I'm busy trying to fix this FUEL pump.
The Big Bang Theory Season 10, Episode 15
Fuel. Shh.
The Big Bang Theory Season 5, Episode 24
Fill it full of rocket FUEL and come get me.
The Big Bang Theory Season 6, Episode 3
200 metric tons
of FUEL will
The Big Bang Theory Season 5, Episode 24