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Fascinating Documentary about Quartz crystal manufacturing
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27th Nov 2017, 11:45 pm
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chriswood1900
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Join Date: Jan 2007
Location: Dorridge, West Midlands, UK.
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Re: Fascinating Documentary about Quartz crystal manufacturing
Thanks for the link most interesting, it is the first time I realised how complex it was to make a crystal, I wonder does anyone know how much it has changed.
Chris
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