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05-14-2017, 09:56 PM
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#6 |
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The future is unwritten
Join Date: Oct 2002
Posts: 71,105
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When I was doing layups with pre-impregnated carbon fiber fabric for R&D, prior to production of the V-22 aircraft, I changed blades in my razor knife every 5 minutes. The blade was still sharp, but the first 1/8 of an inch from the point back was gone.
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The descent of man ~ Nixon, Friedman, Reagan, Trump. |
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