I'm on a course at the moment <a href=" http://www.acadianacenterforthearts.org/viagra-treatment-macular-degeneration.pdf ">viagra sale in london</a> Silver is a stand-in currency for investors, but it also has a variety of industrial uses as a heat conductor and in electrical switches. In 2012, 465.9 million ounces of silver were used in industrial applications, 44% of the total global demand (compared with 185.6 million ounces used for jewelry that same year). Global industrial demand for silver is off from a record of 500.7 million ounces in 2010 but remains above 2005 levels, largely because of its use in electronics manufacturing. Still, the industrial demand for silver is not enough to break from its golden cousin. "At the end of the day your silver price more or less will be pegged to what happens in the gold space," says David West, an analyst at Salman Partners. The biggest question for Pan American: Where's gold going?