All Gold Jewelry is Not Created Equal

 Gold has been a precious commodity for thousand of years. The uses for gold extend far beyond just jewelry. Great empires have risen and fallen based on gold and has historically been a symbol of power and wealth. Gold has remained a universal currency and a fuel for global trade. Beyond its use as a universal currency, pure gold has become a standard ingredient some of our most complex modern technologies. Our most sophisticated computers use  22 carat gold    in the production of printed circuit boards. Since it does not corrode and is chemically stable, pure gold is used to plate critical electrical and electronic connections in space flight applications. Even the seals used in the oxygen systems of the space shuttle are plated in gold. The purity of gold is measured in carats. When applied to gold, carat refers to the amount of gold present. Twenty four carat gold is one hundred percent gold. The purity of platinum and other precious metals is also measured in c...