SEE THE INNER WORKINGS OF VENDING MACHINES & HOW THEY DETECT FAKE COINS.

 

SEE THE INNER WORKINGS OF VENDING MACHINES & HOW THEY DETECT FAKE COINS.

Ever wondered how a vending machine can detect a fake coin? Well the team over at the Science Channel went inside the machine to give us a clear view of how vending machines work. Check out  how machines can decipher coins with pinpoint accuracy. Light sensors measure the size while electromagnets detect the metal type of the coin. Watch and learn below: