Nitrous oxide is a colourless gas. It has two nitrogen atoms and 1 oxygen atom denoted as N2O. Nitrous oxide is usually used for anesthesia and pain relief by medical professionals and dentists. It has also been misused by people for recreational purposes.
Another use for nitrous oxide gas is as a fuel 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 petrol and release more energy.
The nitrous oxide for sale here is for cooking uses. It is used as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol and many other culinary uses.