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Gold FactsHere are some interesting facts to know about gold: - Gold will never rust or tarnish. - Gold is a good conductor of heat and electricity. - A Gold nugget is usually 70 - 90 percent gold, and the remainder mostly silver. - Gold has been known and highly-valued since prehistoric times. - Winners of races and prizes are usually awarded the gold medal (such as the Olympic Games and the Nobel Prize). - Pure gold is non-toxic and non-irritating when ingested. - Gold can be used in food and has the E Number 175. - Gold is found as the free metal and in tellurides. - Gold may be alloyed with various other metals to give it special properties.
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