Silver is used in mirrors as the reflective metal behind the glass especially in specialized equipment such as solar reflectors. On the cutting edge of technology are superconductors. Granular silver also makes a good catalyst. One of the fastest growing uses of silver paste is in photovoltaic cells for the production of solar energy. Silver-oxide is used in button batteries that power cameras and watches, as well as in aerospace and defense applications. Today, countries use less expensive metals, such as copper and nickel, to produce coins, and they use fiat currency, in which government regulation controls the value, instead of a gold or silver standard. Today, silver is being applied to many new uses. It is also a major ingredient in antifreeze. The myriad applications of silver in electronics offer an eye-opening view into how one of the most famous metals in history has become a cutting edge material of the future. Coin silver used to be the more common alloy in the U.S., but now it's becoming more of a rarity. Image copyright iStockphoto / Gyuszko. 21 Incredible Uses for Silver. Silver is known as a "precious metal" because it is rare and because it has a high economic value.
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