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Short "hint"

A soft reddish-brown metal that allows electricity and heat to pass through it easily, and is used to make electrical wires, water pipes etc.

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Usage examples (32)
  • They discovered the plumbing was made of copper pipes.
  • The commercial need for copper is continually increasing.
  • Long term copper looking good as China, India drive demand -
  • "I'm just swimming in copper to smell and pretend like a robot"
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