Please answer the following question: Information: - The Norfolk Naval Shipyard, often called the Norfolk Navy Yard and abbreviated as NNSY, is a U.S. Navy facility in Portsmouth, Virginia, for building, remodeling, and repairing the Navy's ships. It is the oldest and largest industrial facility that belongs to the U.S. Navy as well as the most multifaceted. Located on the Elizabeth River, the yard is just a short distance upriver from its mouth at Hampton Roads. - Bethlehem Steel Corporation was America's second-largest steel producer and largest shipbuilder. - Sparrow's Point is an unincorporated community in Baltimore County, Maryland, adjacent to Dundalk, Maryland. Named for Thomas Sparrow, landowner, it was the site of a very large industrial complex owned by Bethlehem Steel, known for steelmaking and shipbuilding. - Baltimore County is located in northern Maryland, USA. It is the state's third-most populous county. Its county seat is in Towson, just north of Baltimore. The name of the county derives from Cecil Calvert, 2nd Baron Baltimore (16051675), the proprietor of the new colony in the Province of Maryland, and the town of Baltimore in County Cork, Ireland. - The second USS Pyro ( AE -- 24 ) , an ammunition ship , was laid down 21 October 1957 by Bethlehem - Sparrows Point Shipyard , Inc. , Sparrows Point , Maryland ; launched 5 November 1958 ; sponsored by Mrs. Stuart H. Ingersoll ; and commissioned 24 July 1959 at Norfolk Naval Shipyard , Norfolk , Va. , Capt. Robert A. Patton in command . After fitting out at Norfolk Naval Shipyard , Pyro moved from local operations at Norfolk to Earle , N.J. to take on ammunition , thence proceeded to shakedown out of Guantanamo Bay , Cuba through 30 October . She called at San Juan and Kingston before transiting the Panama Canal to report to Service Force , Pacific for duty . Steaming via Lima , Peru and Acapulco , Mexico , she arrived San Diego 4 December 1959 . The fourth of a new class of ammunition ships designed from the hull up for carrying and transferring at sea the latest in munitions and guided missiles , Pyro spent the last part of December undergoing final trials at San Francisco . At Port Chicago , Calif. , Pyro offloaded her cargo , then spent the month of January 1960 at Mare Island Naval Shipyard . Through February the ship was at Port Chicago making preparations for her first WestPac deployment . She departed late that month , calling at Pearl Harbor ; Sasebo , Yokosuka , Kobe , and Iwakuni , Japan ; and at Okinawa and Hong Kong , while fulfilling her assigned tasks and providing underway replenishment services to various units of the 7th Fleet before returning to Concord , Calif. 15 August 1960 . A three month overhaul commenced 21 March at Willamette Iron and Steel Co. Shipyard , Richmond , Calif. Pyro then departed on her second WestPac deployment 9 August 1961 and again serviced units of the 7th Fleet , returning to Concord , Calif. 1 March 1962 . Local operations such as exercise '' Pork Barrel '' , in May , provided realistic tests of the capabilities of the ships of the Service Force . Pyro subsequently made annual deployments to WestPac after 8 October 1962 . Much of her at sea time was spent on... What is the relationship between 'uss pyro ' and 'bethlehem steel'?
A:
manufacturer