Copper or Aluminum is a type of METAL, which is an element that is found in nature and is characterized by its malleability and ductility. Copper and Aluminum are both metals that are used in many different applications, such as electrical wiring, plumbing, and construction. Copper is a reddish-brown METAL that is highly conductive and corrosion-resistant, while Aluminum is a silver-white METAL that is lightweight and strong. Both metals are widely used in many industries due to their properties and versatility.