It's easy to forget that that the silver found in the ring around your finger, the arm of your eyeglasses, or the spoon you use at dinner is part of a rich history reaching back to the ancient civilizations of Greece and Rome who used silver to control bodily infection and prevent food spoilage. In the fifth century B.C., Hippocrates (known as the Father of Medicine) used silver to heal wounds. In the same century, the King of Persia used a silve...