Methyl Ethyl Ketone Peroxide (MEKP) – CATALYST :-is used in the in fiberglass reinforced plastic sector, The catalyst MEKP 50% (Methyl Ethyl Ketone Peroxide) with 50% peroxide is a cross linking agent for unsaturated polyester resins. It is a colorless liquid marked by a characteristic odor and is used as a solvent for a majority of resins. Its other applications include being used as a solvent for adhesives