In 1939, nylon stockings went on sale in the U.S. for the first time to employees at DuPont's Wilmington, Delaware nylon factory. Nationwide sales began on 15 May 1940.
Art © Bruce Timm; Black Canary © DC Comics
The modern materials revolution began in 1938 with DuPont's commercialization of their nylon product, which was the first man-made fibre to be made exclusively from mineral sources. “Nylons,” as they were soon called, eventually replaced silk stockings. link
