Are all CO2 cartridges food grade? Every CO2 cartridge we sell is made from food-grade materials. When making CO2 cartridges, oil is used in the machining process. Food-grade cartridges are those that ...

Sodastream machines are a fun way to turn tap water into carbonated water. However, the canisters are expensive and generally require a trip to the store to get a replacement. Lifehacker has a ...