![It's fusion.
It's fusion.](https://content2.mcqstudy.com/ss/tbbt-7-21-00:07:45.114.jpeg)
It's FUSION.
The Big Bang Theory Season 7, Episode 21
![...we could lick cold fusion
in less than a decade, 12 years tops.
...we could lick cold fusion
in less than a decade, 12 years tops.](https://content2.mcqstudy.com/ss/tbbt-1-12-00:11:50.792.jpeg)
...we could lick cold FUSION
in less than a decade, 12 years tops.
The Big Bang Theory Season 1, Episode 12
![Fusion and Asians?
Fusion and Asians?](https://content2.mcqstudy.com/ss/tbbt-7-21-00:05:18.172.jpeg)
Fusion and Asians?
The Big Bang Theory Season 7, Episode 21
![Unified field theory,
cold fusion, the dogapus.
Unified field theory,
cold fusion, the dogapus.](https://content2.mcqstudy.com/ss/tbbt-4-2-00:02:17.222.jpeg)
Unified field theory,
cold FUSION, the dogapus.
The Big Bang Theory Season 4, Episode 2
![Hey, how about
that Asian fusion place?
Hey, how about
that Asian fusion place?](https://content2.mcqstudy.com/ss/tbbt-7-21-00:05:15.569.jpeg)
Hey, how about
that Asian FUSION place?
The Big Bang Theory Season 7, Episode 21