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註釋Copper was one of the first metals humans learned to work with, and now it's an important component of electronic technology. This informative text explores the ins and outs of this versatile element. As well as wires, people use copper to make jewelry, cookware, and statues. The Statue of Liberty sports her iconic green color thanks to copper. The metal is even needed by the human body. Readers take a look and discover what their ancestors already knew thousands of years ago: copper is amazing.