Metal Straw in Pop Can eli5

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Okay so my girlfriend and I just noticed that when we put a metal straw into a pop can of ginger ale, the pop begins to fizz again and only up through the straw. Can anyone explain?

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Anonymous 0 Comments

the metal straw acts as a catalyst, causing the ginger ale to undergo a chemical reaction that produces carbon dioxide gas. the gas bubbles become trapped in the liquid and rise up through the straw.

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