Building adhesives are specialized substances used to bond various materials in construction and renovation projects. They provide strong adhesion for materials like wood, metal, concrete, and plastics, ensuring structural integrity and durability. Common types include polyurethane, epoxy, and silicone adhesives, each suited for specific applications and environmental conditions. These adhesives are essential in both residential and commercial construction, as they can replace traditional fasteners like nails and screws. They offer advantages such as flexibility, resistance to moisture, and ease of application. Proper selection and application of building adhesives can significantly enhance the longevity and performance of structures.