Nitrous oxide is a colourless gas. It has 2 nitrogen atoms and one oxygen atom written as N2O. Nitrous oxide is commonly used for anesthesia and pain relief by medical doctors and 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 low temperatures. However, when super heated the oxygen is detached & helps combust the cars normal petrol and release more power.
The nitrous oxide sold on this site is for cooking purposes. It is utilised as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol & many other foodcooking uses.