About 30,400,000 results
  1. Copper - Wikipedia

  2. Copper | Uses, Properties, & Facts | Britannica

  3. Copper - Element information, properties and uses | Periodic Table

  4. Facts About Copper - Live Science

  5. Copper Facts: Chemical and Physical Properties - ThoughtCo

  6. Copper Facts - Science Notes and Projects

  7. Copper - Wikiwand

  8. Copper Facts

  9. Copper: introduction to the chemical element - Explain that Stuff

  10. Properties & Uses - Copper