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On 27 Jul 99, at 19:10, Steve Glavas wrote: > What exactly is the benefit of annealing copper? When you crush it, it work hardens, and if you try to crush it further it will crack. If you anneal it, it can be crushed some more without cracking. This can be repeated endlessly, or until the material is too thin to be useful. Jim - ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ------------------------------------------------------------------- List info at http://www.vwtype3.org/list or mailto:help@vwtype3.org