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You can put 2-3 into a dispensing canister at a time, but yes, every 60-90 seconds it requires interaction.

This has probably saved a lot of lives, tbh. It's hard to suffocate yourself if doing so requires motor skills.

In Australia, their paramedics have Penthrox tubes that have an anesthetic in them.

The idea is that the patient can self-administer, but if they over do it, they get too messed up to operate the thing until it wears off again.

Cracking whippets is like popping bubble wrap. It's a pleasant repetitive motion that becomes part of automatic muscle memory after a while. It becomes a meditation, like praying the rosary.

Yes, it’s a fleeting rush. I’ve probably done nitrous 5-6 times over a couple of decades but I can see the allure.