> I would assume those come from diverted medical supply Not necessarily. A lot of head shops in Berkeley sell capsules full of nitrous, if you want to make yo

> I would assume those come from diverted medical supply Not necessarily. A lot of head shops in Berkeley sell capsules full of nitrous, if you want to make your own whipped cream. https://www.amazon.com/Cafe-Creme-Nitrous-Whipped-Chargers/dp/B0002HLDD4 https://www.amazon.com/Cafe-Creme-Nitrous-Whipped-Chargers/d.... They look like C02 cartridges for airguns. Coincidentally, the same stores sell balloons and devices (crackers) for releasing the nitrous from the cartridges.