Polyurethane foam is formed by reacting an isocynate prepolymer with a polyol. It is a most popular material used in home furnishings such as furniture, bedding and carpet underlay. Polyurethane is more eco-friendly than many other plastics. It does not contain any chemicals that interfere with endocrine and hormone systems. Polyurethane foam is an extensively used polymer and plastic. They are mainly of two forms, that is rigid and flexible foams. Rigid foams are used for numerous insulation applications concerning refrigeration and construction. It is energy economical and helps in cutting energy prices. Flexible foams are used principally as a cushioning substance in end-use industries like packaging, furniture, bedding, and transportation.