Copper is the primary material for electrical wiring and power transmission because of its excellent electrical conductivity, ductility, and heat resistance, ensuring minimal energy loss in residential, commercial, and industrial systems. It is also essential in electronics, including circuit boards, connectors, and microchips, supporting devices like smartphones, computers, and televisions.

Copper plays a key role in renewable energy systems, including solar panels, wind turbines, and electric motors, due to its stable electrical and thermal conductivity, which enhances energy efficiency and reliability.

Copper and its alloys are integral to industrial machinery, including heat exchangers, electric motors, and manufacturing equipment, where efficient energy transfer and heat dissipation are critical. Copper alloys like bronze and brass are used for bearings, gears, and tools due to their strength and durability.

Copper is valued in roofing, gutters, cladding, and decorative elements for its durability, weather resistance, and aesthetic appeal. Its natural patina protects against corrosion while adding a distinctive look over time. Copper tubing is also used in fire sprinkler systems and natural gas piping.

Copper surfaces are increasingly used in hospitals and healthcare settings for their intrinsic antimicrobial properties, helping reduce the spread of infections. Copper compounds, such as copper sulfate, are also used in agriculture and water treatment to control algae and pests.

Copper is used in automobiles, aircraft, and ships for wiring, motors, and heat exchangers. For example, a Boeing 747 contains about 1.8 tonnes of copper, highlighting its importance in large-scale transportation systems.