Nitrous oxide is a colourless gas. It has two nitrogen atoms & 1 oxygen atom denoted as N2O. Nitrous oxide is typically used for sedation and 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 low temperatures. However, when super heated the oxygen is broken off and helps combust the cars ordinary petrol and release more energy.
The nitrous oxide for sale here is for food and drink purposes. It can be utilised as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol and many other culinary uses.