What is "harsco"

Harsco Corporation is a diversified, worldwide industrial company based in the United States. Harsco operates in 35 countries and employs approximately 12,300 people worldwide. The company provides industrial services and engineered products that serve some of the world’s largest and most essential industries, including steel, railways, and energy. The 2013 revenues totaled $2.8 billion, 60% of which were generated internationally. Harsco is headquartered in Camp Hill, a suburb of Harrisburg, Pennsylvania.