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Show MINING IS FOUNDATION OF CIVILIZATION; - With the exception of agriculture, agricul-ture, mining is the worlds' oldest industry. When primitive man found that such metals as copper and iron could be used as cooking vessels and weapons and were immeasurably superior to anything clwe known, the human race embarked ou the road that lead, after hundreds of centuries to civilization. Practically every .'commodity uses a metal os a basic factor. Electricity El-ectricity and medical appliances, printing .presses and farm tools and thousands of luxuries and necessities that are a part of our daiy lives, could not bo made without metals. It is no coincidence that epochs . in world history are described by the metals they introduced such as the "Iron Age" and be f'Cop per Age." Today we live in tL . 'Mechanical Age,'" in which iue-tals iue-tals of all kinds, precious and baae, are more necessary to industry in-dustry and society than eevr be-fore. be-fore. '..',.' , |