Nitrous oxide is a colourless gas. It has two nitrogen atoms & one oxygen atom shortened as N2O. Nitrous oxide is commonly used for sedation and pain relief by medical doctors & dental professionals. 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 broken off & helps burn the cars ordinary fuel and release more energy.
The nitrous oxide available here is for cooking uses. It can be used as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol & lots of other foodcooking uses.