![Seven hundred and sixty degrees Celsius.
Seven hundred and sixty degrees Celsius.](https://content2.mcqstudy.com/ss/tbbt-1-13-00:15:10.700.jpeg)
Seven hundred and SIXTY degrees Celsius.
The Big Bang Theory Season 1, Episode 13
![- This is a very old building.
- Sixty years. Used to be a watch factory.
- This is a very old building.
- Sixty years. Used to be a watch factory.](https://content2.mcqstudy.com/ss/tbbt-2-1-00:14:35.748.jpeg)
- This is a very old building.
- Sixty years. Used to be a watch factory.
The Big Bang Theory Season 2, Episode 1
![Sixty only takes me to here.
Sixty only takes me to here.](https://content2.mcqstudy.com/ss/tbbt-4-2-00:01:43.592.jpeg)
Sixty only takes me to here.
The Big Bang Theory Season 4, Episode 2