Aluminium Foil Can Give You a Galvanic Shock in Your Mouth

Aluminium Foil Can Give You a Galvanic Shock in Your Mouth

Your saliva creates an electrical current for the two metals to react. It gives you a small zap of pain which is known as a galvanic shock.

My wife can chew on aluminum foil with no galvanic shock sensation

Why do I get a jolt of pain every time I chew on a piece of

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