
It was already targeted
to poke around a NUCLEAR reactor in Siberia.
The Big Bang Theory Season 2, Episode 7

...he built a small NUCLEAR reactor
in the shed...
The Big Bang Theory Season 1, Episode 4

the calculation
of NUCLEAR matrix elements.
The Big Bang Theory Season 7, Episode 20

at the Hubei Institute
for Nuclear Physics
The Big Bang Theory Season 7, Episode 6

Come on. Roll a six, Penny dies horribly
in a NUCLEAR meltdown.
The Big Bang Theory Season 3, Episode 7