New answers tagged sour
According to the guys at this sour-only brewery they use only glass, stainless or wood. Plastic lets in too much oxygen, leading to acetic acid. Also, the shape of a barrel allows them to eliminate the air space above the beer by topping up periodically with fermented beer. BTW that link is a 3-1/2 hour podcast, but I'm 95% confident the content is in ...
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