Nitrous oxide is a colourless gas. It has dual nitrogen atoms & a single oxygen atom written 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 and helps burn the cars usual fuel and release more energy.
The nitrous oxide sold here is for cooking uses. It can be used as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol & lots of other foodcooking uses.