These tanks are made to whip cream using a whipped product dispenser and regulator attachment. Just about every tank comes along with a plastic valve to manage launch of fuel and not using a regulator attachment. Tanks need to be completely empty before disposal. Product Options: Infusion Max Cream Charger https://nangs-delivery55432.frewwebs.com/34715812/5-tips-about-3-3l-nang-canisters-you-can-use-today