Nitrous oxide is a colourless gas. It has dual nitrogen atoms & a single oxygen atom written as N2O. Nitrous oxide is usually used for sedation & pain relief by medical professionals 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 and helps combust the cars usual fuel and release more energy.
The nitrous oxide for sale on this site 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 lots of other culinary uses.