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Copper
2005-05-26 11:10:00

Copper is a chemical element in the periodic table that has the symbol Cu and atomic number 29. Notable characteristics Copper is a reddish-coloured metal, with a high electrical and thermal conductivity (among pure metals at room temperature, only silver has a higher electrical conductivity). Copper may well be the oldest metal in use, as copper artifacts dating to 8700 BC have been...

Word of the Day
onomatope
  • An imitative word; an onomatopoetic word.
The word 'onomatope' is a back-formation from 'onomatopoeia'.
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