Olin Corporation manufactures and distributes chemical products in the United States and internationally. It operates through three segments: Chlor Alkali Products and Vinyls; Epoxy; and Winchester. The Chlor Alkali Products and Vinyls segment offers chlorine and caustic soda, ethylene dichloride and vinyl chloride monomers, methyl chloride, methylene chloride, chloroform, carbon tetrachloride, perchloroethylene, trichloroethylene and vinylidene chloride, hydrochloric acid, hydrogen, bleach products, potassium hydroxide, chlorinated organics intermediates and solvents, and sodium hypochlorite. The Epoxy segment provides allyl chloride and epichlorohydrin, as well as acetone, bisphenol, cumene, and phenol for use in resins and other plastic materials, water purification, and pesticides, as well as for the manufacturers of polymers; liquid and solid epoxy resins that are used in adhesives, paints and coatings, composites, and flooring; and differentiated epoxy resins for use in electrical laminates, paints and coatings, wind blades, electronics, and construction, as well as offers additives. The Winchester segment offers sporting ammunition products, including shotshells, small caliber centerfire, and rimfire ammunition products for hunters and recreational shooters, and law enforcement agencies; small caliber military ammunition products for use in infantry and mounted weapons; and industrial products comprising gauge loads and powder-actuated tool loads for maintenance applications in power and concrete industries, and construction industry. It markets its products through its sales force, as well as directly to various industrial customers, mass merchants, retailers, wholesalers, other distributors, and the U.S. Government and its prime contractors. The company was founded in 1892 and is based in Clayton, Missouri.