An effective and common solvent and cleaning agent. It has similar solvent properties to acetone. It dissolves polystyrene, or can be used a as polystyrene cement for use in connecting together parts

“Methyl Ethyl Ketone” (MEK) should not be confused with “Methyl Ethyl Ketone Peroxide” (MEKP). MEK will not work as a polyester resin catalyst!