Humans have been fascinated by gold for thousands of years, by the way it never tarnishes and by its unique color.

Sadly, gold is useless in engineering terms, except for plating electrical contacts, to ensure they never tarnish and lose their conductivity. The metal is too soft, with too low a tensile strength to be used for much besides necklaces and rings.

As an investment, though, gold is a different story altogether. Visit our website for more information http://ift.tt/2bZ30vE

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