Copper’s etymology ultimately comes from the Latin cyprium aes, meaning “Cyprus metal.”

Copper and gold are two “common” metals that aren’t silvery in color.

Copper, along with gold and iron, was one of the first metals truly mastered by mankind.

The Statue of Liberty is made of a great deal of copper, and the reason it turned green is because it doesn’t rust like iron but instead forms a protective patina that becomes green when it corrodes.

Copper can produce blue or green flames depending on the atoms.

Thanks to recycling, 80% of all copper mined is still in use today and can be recycled virtually infinitely without losing quality.

Too much copper in your body can be toxic and can result in Wilson’s disease.

One of the oldest known copper mines is in the Timna Valley of Israel and dates back to 4000 BCE.

American patriot Paul Revere founded a copper rolling mill.

Copper sheathing was added to ships to prevent barnacles, shipworms, and biofouling from ruining vessels, as it is toxic to most invertebrates. The term “copper-bottomed” comes from this, as it was considered secure and trustworthy.

Copper can usually kill bacteria, viruses, and fungi upon contact.

After 1982, pennies in the United States were made with a zinc core and copper plating.

The Dead Sea Scrolls were partly written on copper plates, not just animal skin.

Copper tools are sometimes used because they don’t create sparks, which is valuable around materials that could explode.

Cheap jewelry causing your skin to turn green actually results from copper patina.

Copper cookware is popular, but the green discoloration can become an issue if you fail to polish it.