Silver (AG) is an exquisite metal used in silverware, jewelry, electronics, and currency. The price of silver, which has been monitored for thousands of years, is broadly followed in financial markets across the globe. Silver has been traded for centuries, and at one time, was used for currency backing. Today, silver remains a highly traded commodity. Silver prices are very volatile as a result of economic predictions, as well as general supply and demand. On the periodic table of elements, Ag is the chemical symbol for silver, and XAG is its ISO currency symbol.