ArticleScience of OxidationHow to avoid the last major hurdle to extending your beer's shelf life.Already a member? Log InWritten by Steve ParkesYou'll Also Like Article MEMBERS ONLY Bitterness & The IBU - What's It All About? How to avoid the last major hurdle to extending your beer's shelf life. Already a member? Log In Article MEMBERS ONLY It's Complicated: Understanding oxygen in brewing Oxidation has negative connotations in all areas of brewing except one. Learn how oxygen finds its way into our beer and some of the keys to controlling it.