Olin Corporation engages in the manufacture and sale of chlor alkali products in the United States and internationally. It operates through two segments: Chlor Alkali Products and Winchester. The Chlor Alkali Products segment manufactures and sells chlorine and caustic soda, sodium hydrosulfite, hydrochloric acid, hydrogen, bleach products, and potassium hydroxide. The Winchester segment produces and distributes sporting ammunition, reloading components, small caliber military ammunition and components, and industrial cartridges. The company markets its products and services through direct sales force to various industrial customers, mass merchants, retailers, wholesalers, and other distributors, as well as to the U.S. Government and its prime contractors. Olin Corporation was founded in 1892 and is headquartered in Clayton, Missouri.