Nitrous oxide is a colourless gas. It has two nitrogen atoms and 1 oxygen atom shortened as N2O. Nitrous oxide is typically used for sedation and pain relief by medical doctors and dental professionals. It has also been misused by people for recreational reasons.
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 & helps combust the cars normal fuel and release more energy.
The nitrous oxide for sale here is for food & drink purposes. It is utilised as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol and lots of other foodcooking uses.