Nitrous oxide is a colourless gas. It has dual nitrogen atoms & one oxygen atom written as N2O. Nitrous oxide is typically used for sedation & pain relief by medical professionals and dental professionals. It has also been misused by people for recreational reasons.
Another use for nitrous oxide gas is as a fuel booster in cars. Nitrous oxide is not flammable at low temperatures. However, when super heated the oxygen is broken off & helps combust the cars usual petrol and release more energy.
The nitrous oxide available here is for culinary purposes. It can be used as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol and many other culinary applications.