Why do we allow beer to overflow during canning? 🤔 Oxygen is the enemy of beer during canning because it reduces the shelf life 👎 One of the ways we reduce the oxygen in beer is by putting the lid directly on top of the foam (composed of CO2 and beer)! #beercan #beercans #craftbeer #craftbrew #craftbeerculture #craftnotcrap #beer #beergeek #brews #beersnob #ilovebeer #beerstagram #beertography #beertime #beergram #beersofinstagram #beermaking #beermakesmehoppy #makebeer #california #sacramentobeer #ardenarcade #elkgrove #ranchocordova #visitdavis #visityolo #yolocounty #brewery #brewerylife #californiabeer