page_title: Olin Corporation
section_title: History
hierarchical_section_title: Olin Corporation / History
context_page_description: The Olin Corporation is an American manufacturer of ammunition, chlorine, and sodium hydroxide. Based in Clayton, Missouri, it traces its roots to two companies, both founded in 1892: Franklin W. Olin's Equitable Powder Company and the Mathieson Alkali Works. After being headquartered for many years in Stamford, Connecticut, it is now headquartered in Clayton, Missouri.
caption: A family has lunch in Lake Charles, Louisiana, on the beach opposite the Olin Mathieson chemical plant, 1972
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