Polyurethane (PU) glue has become an increasingly vital adhesive in woodworking and furniture making due to its exceptional bonding strength, versatility, and durability. Unlike traditional wood glues like polyvinyl acetate (PVA), PU glues offer superior performance in demanding environments, bonding dissimilar materials, and gap-filling applications. This comprehensive guide delves into the intricacies of polyurethane glues,...