On: The Physics of Scuba Diving

[jiert]

In all seriousness though, you could buy one of these emergency air tanks that would let you breath for 6-12 minutes https://a.co/d/fDZXXhv

[mLuby → jiert]

I wouldn't trust Amazon with my life(-support equipment), especially not a product with 3.5 stars and obvious misspellings. Things like shoddy air quality, masks designed for aesthetics over function, etc. can create unintuitive risks that extend your stay underway from "6-12 minutes" to "the rest of your life."