This glue is the first one-part water cleanup wood glue ever offered that is proven waterproof. The waterproof formula passes the ANSI/HPVA Type I water-resistance specification and offers superior bond strength longer open assembly time and lower application temperature. This wood glue is non-toxic and solvent free. It cleans up with water and is safer to use than traditional waterproof wood glues. It provides strong initial tack sands easily without softening and is FDA approved for indirect food contact (Cutting boards). The ultimate in wood glues - ideal for both interior and exterior applications.