Chromium is a chemical element with the symbol Cr. It is a hard, lustrous, steel-gray metal that is commonly used in the production of stainless steel and other alloys. Chromium has a high melting point and is resistant to corrosion, making it ideal for applications where durability and resistance to wear are important. It is also used in the production of pigments, dyes, and tanning agents. Overall, chromium is a versatile element with various industrial uses.