Nitrous oxide is a colourless gas. It has dual nitrogen atoms & one oxygen atom written as N2O. Nitrous oxide is usually used for sedation & pain relief by medical professionals and dental professionals. 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 cooler 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 culinary uses. It is utilised as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol & many other culinary uses.