Nitrous oxide is a colourless gas. It has 2 nitrogen atoms and 1 oxygen atom written as N2O. Nitrous oxide is commonly used for anesthesia & pain relief by medical doctors & dentists. It has also been misused by people for recreational purposes.
Another use for nitrous oxide gas is as a petrol booster in cars. Nitrous oxide is not flammable at lowwer temperatures. However, when super heated the oxygen is broken off and helps combust the cars usual petrol and release more power.
The nitrous oxide for sale here is for food and drink purposes. It is utilised as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol and many other culinary uses.