If you've ever gotten a painful shock from biting down on a piece of aluminum foil, it's becauce dental metal in your mouth formed a type of battery with the foil. Learn how it works in this classic episode of BrainStuff.

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<p>If you've ever gotten a painful shock from biting down on a piece of aluminum foil, it's becauce dental metal in your mouth formed a type of battery with the foil. Learn how it works in this classic episode of BrainStuff.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

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BrainStuff Classics: Why Can It Be Painful To Bite Aluminum Foil?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/d38a0b04-044a-4c29-873b-ae32003efeee/transcript