Nitrous oxide is a colourless gas. It has dual nitrogen atoms & a single oxygen atom shortened as N2O. Nitrous oxide is typically used for anesthesia and pain relief by medical doctors 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 lowwer temperatures. However, when super heated the oxygen is detached & helps combust the cars normal petrol and release more energy.
The nitrous oxide for sale here is for food and drink purposes. It can be used as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol & many other foodcooking uses.