Back in 1925, a little French business called Le Creuset made its first enameled cast-iron pot, bringing color (starting with that signature orange “flame” hue) to cookware. Today, the global company has its North American marketing headquarters and culinary center right here in Charleston. Glass display cases highlight special products from “ranges” (or collections) past and present. To celebrate the enterprise’s 90th anniversary, let’s peruse a few pretty pieces