Gunmetal is a type of metal alloy primarily composed of copper, tin, and zinc. It is known for its strength, durability, and resistance to corrosion, making it suitable for various applications, including the production of firearms, tools, and decorative items. The alloy typically has a dark gray color, which gives it a distinctive appearance. Originally, gunmetal was used in the manufacturing of cannons and other artillery during the Industrial Revolution. Today, it is often used in plumbing fittings, valves, and marine hardware due to its excellent mechanical properties. Gunmetal's unique characteristics make it a popular choice in both industrial and artistic contexts.