Why is there a ball in the can of the Heinken?!

Question: It is called a widget and it releases nitrogen into the beer during pouring. Makes it taste more like a draft.

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Answers: It is called a widget and it releases nitrogen into the beer during pouring. Makes it taste more like a draft.

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The ball is supposed to create the best way to drink a guiness in a bottle. The ball makes the guniess foam during each sip.

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The "ball" simulates more of draft effect

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