Inflation is the rate at which the general level of prices for goods and services is rising and, consequently, the purchasing power of currency is falling. Central banks attempt to limit inflation, and avoid deflation, in order to keep the economy running smoothly. Next Up.
If you are not allergic to metal, the reason for this reaction is chemical. It's due to a combination of the metal and the acids in your skin. Experts say that there are several metals that oxidize with your skin to give you a noticeable green ring around your finger. A ring made of copper is a common culprit, but even silver and gold metals can cause discoloration.
Gold wedding bands. Gold has always been the most popular metal used for wedding bands. This is due in part to the value of the ring as well as the bright yellow colour. Gold is soft, dense and the most malleable pure metal out there. When using pure gold for wedding bands they offer a very attractive shine and bright colour.