Spray foam insulation involves using a liquid polyurethane foam to insulate your home. The foam is applied by professional installers using a spray gun. The material is sprayed on as a liquid ...

Once the liquid urethane has hardened and manufacturers are sure that the tire is absent of any air, they're ready to go. So, what's the point of having your tires filled with dense foam instead ...

Objectives Toluene diisocyanate (TDI) is used in the manufacturing process of polyurethane (PU) foams and is a potent inducer of occupational ... and quantified by high-performance liquid ...