3d printing introduction

Just came across a short free intro "class" for additive
manufacturing (3d printing) that may be of interest to the
group.
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Also Autocad has a 3d design or modeling web app up which
may be of interest.
article:
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app:
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Enjoy
Reply to
F. George McDuffee
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How does this contribute to knowledge about CNC?
Reply to
F. George McDuffee

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