Copper

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A copper disc (99.95% pure) made by continuous casting and etching.

Copper ( ) is a chemical element with the symbol Cu (from ) and atomic number 29. It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; a freshly exposed surface has a reddish-orange color. It is used as a conductor of heat and electricity, a building material, and a constituent of various metal alloys.

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• Related: Electroplating, Metal theft, Operation Tremor, Smelter, Peak copper, Anaconda Copper, Antofagasta PLC, Bingham Canyon Mine, Codelco, Grasberg mine

National Pollutant Inventory – Copper and compound... National Pollutant Inventory – Copper and compounds fact sheet www.npi.gov.au/substances/copper/index.html - Web

Copper Resource Page. Copper Resource Page. www.weldaloy.com/resource_center.php - Web

The Copper Development Association The Copper Development Association www.copper.org - Web

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The Third Millennium Online page on Copper The Third Millennium Online page on Copper www.3rd1000.com/elements/Copper.htm - Web

Price history of copper, according to the IMF Price history of copper, according to the IMF www.indexmundi.com/commodities/?commodity=copper&months=300 - Web

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