Nitrous oxide is a colourless gas. It has 2 nitrogen atoms & a single oxygen atom written as N2O. Nitrous oxide is commonly used for anesthesia & pain relief by medical doctors & 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 detached and helps burn the cars ordinary fuel and release more energy.
The nitrous oxide sold on this site is for food & drink purposes. It is utilised as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol & many other foodcooking applications.