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Air Products and Chemicals, Inc. provides atmospheric gases, process and specialty gases, equipment, and related services in the Americas, Asia, Europe, the Middle East, India, and internationally. The company produces atmospheric gases, including oxygen, nitrogen, and argon; process gases, such as hydrogen, helium, carbon dioxide, carbon monoxide, and syngas; and specialty gases for customers in various industries, including refining, chemical, manufacturing, electronics, energy production, medical, food, and metals. It also designs and manufactures equipment for air separation, hydrocarbon recovery and purification, natural gas liquefaction, and liquid helium and liquid hydrogen transport and storage. The company was founded in 1940 and is headquartered in Allentown, Pennsylvania.

Southern Copper Corporation engages in mining, exploring, smelting, and refining copper and other minerals in Peru, Mexico, Argentina, Ecuador, and Chile. The company is involved in the mining, milling, and flotation of copper ore to produce copper and molybdenum concentrates; smelting of copper concentrates to produce blister and anode copper; refining of anode copper to produce copper cathodes; production of molybdenum concentrate and sulfuric acid; production of refined silver, gold, and other materials; and mining and processing of zinc, copper, molybdenum, silver, gold, and lead. It operates the Toquepala and Cuajone open-pit mines, and a smelter and refinery in Peru; and La Caridad, an open-pit copper mine, as well as a copper ore concentrator, a SX-EW plant, a smelter, refinery, and a rod plant in Mexico. The company also operates Buenavista, an open-pit copper mine, as well as two copper concentrators and two operating SX-EW plants in Mexico. In addition, it operates underground mines that produce zinc, lead, copper, silver, and gold; a coal mine; and a zinc refinery. The company has interests in 156,818 hectares and 502,688 hectares of concessions in Peru and Mexico; and 168,200 hectares and 28,453 hectares of exploration concessions in Argentina and Chile. Southern Copper Corporation was incorporated in 1952 and is based in Phoenix, Arizona. Southern Copper Corporation operates as a subsidiary of Americas Mining Corporation.

Vale S.A., together with its subsidiaries, produces and sells iron ore and iron ore pellets for use as raw materials in steelmaking in Brazil and internationally. The company operates through Iron Solutions and Energy Transition Materials segments. The Iron Solutions segment produces and extracts iron ore and pellets, manganese, and other ferrous products; and provides related logistic services. The Energy Transition Materials segment produces and extracts nickel used to produce stainless steel, electric vehicles, and metal alloys; and its by-products, such as gold, silver, cobalt, precious metals, platinum, and others, as well as copper used in the construction sector to produce pipes and electrical wires. The company was formerly known as Companhia Vale do Rio Doce and changed its name to Vale S.A. in May 2009. Vale S.A. was founded in 1942 and is headquartered in Rio de Janeiro, Brazil.