Rebecca explains the workings of the white ball put into cans of Guinness Stout that expel nitrogen to give it a draught-like head on pouring.  Emmett is fascinated.

OpenGateBrewery_10

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Rebecca explains the workings of the white ball put into cans of Guinness Stout that expel nitrogen to give it a draught-like head on pouring. Emmett is fascinated.

Added to Guinness Open Gate Brewer...2 years ago

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