In the 174th episode of 40 and 20, The Watch Clicker Podcast, we explore the mysterious Helium Release Valve. The history, the drama, and the functionality. We also, as usual, get a little off topic to talk about saturation diving.

The Perezcope article that inspired the episode here.

A How Stuff Works article on saturation diving here.

A commercial divers explanation from A Blog to Watch.

Other Things:

Everett: A This American Life Podcast The Trojan Horse Affair.

Andrew: EA Sports UFC4.

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Thank you to Nodus for supporting this episode of 40 and 20: The Watch Clicker Podcast. Don’t forget to go to the Nodus website and enter the code “CLICKER” at checkout for a 10% discount on your purchase through March 1, 2022.

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Intro/Outro Music: