Nitrous oxide is a colourless gas. It has 2 nitrogen atoms and a single oxygen atom written as N2O. Nitrous oxide is usually used for anesthesia & pain relief by medical professionals & dentists. It has also been misused by people for recreational reasons.
Another use for nitrous oxide gas is as a petrol booster in cars. Nitrous oxide is not flammable at cooler temperatures. However, when super heated the oxygen is release & helps burn the cars usual fuel and release more power.
The nitrous oxide available here is for cooking uses. It can be utilised as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol and many other culinary uses.