Stainless steel is a versatile and durable material commonly used in the production of hardware and tools. Despite its name, stainless steel can actually rust under certain conditions. However, unlike regular steel, the addition of chromium to stainless steel forms a thin layer of chromium oxide on the surface. This layer acts as a protective barrier against corrosion, preventing oxygen and moisture from reaching the iron content in the steel. This passive layer of chromium oxide is self-repairing, meaning that if it is scratched or damaged, it will quickly reform as long as there is enough oxygen present. This is why stainless steel is known for its resistance to rust and corrosion in harsh environments, making it ideal for applications in marine, chemical, and outdoor settings. In addition to chromium, stainless steel may also contain other alloying elements such as nickel and molybdenum, which further enhance its resistance to corrosion and improve its overall strength and durability. The combination of these elements makes stainless steel a popular choice for a wide range of industrial and consumer products, from kitchen appliances to architectural structures.