Weldbond is a universal adhesive that bonds most anything. It is non-toxic, non-flammable and free of fumes. Weldbond is created without animal by-products and environmentally friendly. It carries the EcoLogo seal of approval certifying that it is created without the use of formaldehyde, toxic metals or excessive VOCs. It is the best choice for wood, tile, glass, hard foam, porous surface sealing and concrete bonding.