[GreenKeys] Copper Wire?

[Craig Sawyers]

> My guess is that copper wire
> in some form dates way back (say 2000 BC). It's safe to assume that
> there was copper wire lying around well before it had any use for
> conducting electricity.

Copper chisels were used by the ancient egyptians for dressing the stones
that went into the pyramids, and for stone carving.  The carvers had a troop
of chisel sharpeners behind them so that when the edge dulled they could be
immediately passed a resharpened one.

Craig