Nitrous oxide is a colourless gas. It has two nitrogen atoms & 1 oxygen atom denoted as N2O. Nitrous oxide is commonly used for sedation & pain relief by medical professionals & 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 low temperatures. However, when super heated the oxygen is release and helps burn the cars normal petrol and release more power.
The nitrous oxide for sale here is for food and drink purposes. It can be used as a foaming agent in food & drink, whipping cream, making mousses, infusing flavours into alcohol and lots of other foodcooking uses.