Nitrous oxide is a colourless gas. It has two nitrogen atoms & one oxygen atom written as N2O. Nitrous oxide is typically used for anesthesia and 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 broken off and helps burn the cars normal fuel and release more power.
The nitrous oxide for sale here is for culinary uses. It can be utilised as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol & many other foodcooking uses.