https://www.yiwhipcharger.com/products/16g-co2-chargers/ 16g CO2 Chargers This product contains carbon dioxide, the cream charger contains nitrous oxide. Because gases are so different, they can only mix with certain substances. N2O is used to make whipped cream and edible foams, while CO2 is used for tire inflation and carbonated drinks. 16g co2 non threaded cartridge bulk options are available for those seeking a cost-effective solution for their carbonation needs.All Rights Reserved