Harsco Corporation provides industrial services and engineered products primarily in the United States and the United Kingdom. The company operates in four segments: Harsco Metals and Minerals, Harsco Infrastructure, Harsco Rail, and Harsco Industrial. The Harsco Metals and Minerals segment offers on-site and outsourced logistics services, including slag processing, semi-finished inventory management, material handling, scrap management, and in-plant transportation to steel mills and other metal producers comprising aluminum and copper. It also provides minerals and recycling technologies; environmental solutions for metals and mining customers’ waste streams; and granules for asphalt roofing shingles, as well as abrasives for industrial surface preparation derived from coal slag to steel mills and asphalt roofing manufacturers. The Harsco Infrastructure segment engages in the rental and sale of scaffolding, shoring, and concrete forming systems for industrial maintenance and capital improvement projects, civil infrastructure projects, non-residential construction, and multi-dwelling residential construction projects, as well as offers various services, such as project engineering and equipment installation. This segment provides its services to industrial and petrochemical plants; the infrastructure construction, repair, and maintenance markets; commercial and industrial construction contractors; and public utilities. The Harsco Rail segment manufactures railway track maintenance equipment; and offers track maintenance services to private and government-owned railroads, and urban mass transit systems. The Harsco Industrial segment provides industrial gratings, air-cooled heat exchangers, and boilers and water heaters for industrial plants, non-residential, commercial and public construction, and retrofit markets, as well as for the natural gas exploration and processing industry. The company was founded in 1850 and is headquartered in Camp Hill, Pennsylvania.