Nitrous oxide is a colourless gas. It has 2 nitrogen atoms and a single oxygen atom written as N2O. Nitrous oxide is usually 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 lowwer temperatures. However, when super heated the oxygen is detached and helps burn the cars usual petrol and release more energy.
The nitrous oxide sold here is for cooking purposes. It can be used as a foaming agent in food and drink, whipping cream, making mousses, infusing flavours into alcohol and lots of other foodcooking applications.