Nitrous oxide is a colourless gas. It has dual nitrogen atoms and a single oxygen atom written as N2O. Nitrous oxide is commonly 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 detached & helps burn the cars ordinary petrol and release more power.
The nitrous oxide available here is for culinary uses. It is utilised as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol & many other culinary applications.