Exploding teeth

Exploding teeth

People's teeth used to randomly explode in the 1800s due to bad fillings. Before the advent of mercury amalgam, a wide variety of metals were used to fill cavities. Using two different metals could create an electrochemical cell, effectively turning the whole mouth into a low-volt battery.

Previous Fact Next Fact
Categories: HumanbodyScience

Latest FactRepublic Video

32 Incredible Easter Eggs You Missed in Harry Potter Movies