- More than 81,000 kg of copper was used in the construction of the Statue of Liberty in America.
- An average house contains about 182 kg of copper, including electrical wiring, pipes, and other tools used.
- An average car uses around 22.6 kg of copper.

- Aluminum is a silvery-white metal.
- It is the third most abundant element in the earth's crust, with an 8.8% concentration, following oxygen and silicon.
- The moon has a lot of aluminum.
- Approximately 80% of the Earth's solid surface is made up of aluminum.