Creusot, Le (lə krözōˈ) [key], city (1990 pop. 29,230), Saône-et-Loire dept., E central France, in Burgundy. Situated in a former coal-mining region, it is the site of the historic Schneider iron and steel mills and munitions factories (founded 1837). A Le Creusot economic development museum is in the former Schneider residence, Château de la Verrerie. Diversification has led to the establishment of textile, electronics, and high-energy-applications industries.