Steel is a commonly used building material that is known for its strength and durability.

It is often used in the construction of buildings to form the structural framework, which supports the weight of the building and its contents. Steel is also used in the construction of doors, windows, and other architectural elements. It can be used in both the interior and exterior of buildings. In addition to its use in construction, steel is also used in the manufacturing of many building materials and products, such as roofing and siding, as well as in the production of various construction tools and equipment.