A copper exchange trade fund, or ETF, is similar to a stock in that it is traded in the market. However, ETFs are not the same as stocks, as they are actually shares of copper futures contracts that are held in an investment or similar fund. There are several copper related ETFs. The original is UBS' iPath Copper Fund. This product is listed as JJC on trades and trade monitoring materials. JJC shares are traded on the New York Commodities Exchange, known as COMEX. Information about this...