Metal alloy shows practically no thermal expansion over extremely large temperature interval
Most metals expand when their temperature rises. The Eiffel Tower, for example, is about 10 to 15 centimeters taller in ...
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Alloys and polymers
Converting pure metals into alloys often increases the strength of the product. For example, brass is an alloy of copper and zinc. It is stronger than copper or zinc alone. Copper and zinc atoms ...