You're doing what to my Growler?!
For those of you who may live in the UK or Australia, growler has a different meaning here, in North America. In craft beer terms, a growler is a glass jug, usually 1/2 a gallon or 2L in volume, designed to be a reusable container, for the purchase of draft beer at your local brew pub. It is considered, by many, the best way to purchase fresh beer. For those of you in North America, who don't understand why our Australian and British friends are snickering right now, do an internet search on British and Australian slang, regarding the word growler. Devices like the Pegas, as well as other devices for counter pressure filling, and even faucet filling, prescribe to the notion but it is best to purge a growler with pure CO2 before filling it. The reasoning is that we don't want the beer to mingle with oxygen, as it will shorten the shelf life, and negatively affect the flavor. The science is sound, and they have been employing this meth...