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 doctors & 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 lowwer temperatures. However, when super heated the oxygen is broken off and helps combust the cars ordinary petrol and release more power.
The nitrous oxide for sale here is for cooking purposes. It can be used as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol and many other foodcooking uses.