Why does it hurt so bad when you bite down on foil ?!
Question: Why does it hurt so bad when you bite down on foil .?
Not that I do this intentionally lol, but when I do it by accident its incredibly painful . What causes that pain when foil comes in contact with teeth.?Health Question & Answer
When different metals come into contact, a Galvanic or direct current is set up. Amalgam fillings are a mixture of mercury, silver, tin, copper and zinc. When it touches tin foil a current flowing in one direction only is set up between the differing metals.Health Question & Answer
No, not a magnet, it's a chemical reaction. A transfer of electrons.Health Question & Answer
Year 11 ScienceHealth Question & Answer
If you have fillings in your teeth it acts like a magnetHealth Question & Answer