These tanks are made to whip cream using a whipped cream dispenser and regulator attachment. Each tank comes with a plastic valve to manage launch of gas with no regulator attachment. Tanks need to be completely vacant prior to disposal. Product Functions: Infusion Max Cream Charger Tank retains 580 grams https://hectoroyhqz.wikievia.com/10404281/3_3l_nang_canisters_things_to_know_before_you_buy