Carbonation refers to dissolved carbon dioxide (CO2) in beer, wine or soda. The container holding the liquid is held under pressure like in a keg or bottle. When the pressure is reduced, the carbon dioxide is released from the beverage as small bubbles.

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How long does 5lb of C02 last you?

I can never get a grip on how often I'll need to refill my C02. Sometimes it seems to last forever other times it seems very quick. In general, if you are just using C02 to pour, how many soda kegs ...