Tuesday, January 22, 2013

Copper - Wikipedia, the free encyclopedia

Copper - Wikipedia, the free encyclopedia:

 "Copper is a chemical element with the symbol Cu (from Latin: cuprum) 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."

'via Blog this'

No comments: