How Laser Cutting Machines are Made - Core77 - 0 views
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valerie taylor on 07 Apr 12"A "How it's made" video showing how they make something that makes other things. Specifically, a laser cutting machine. The coolest thing we didn't know before seeing the video is that a laser beam must be the appropriate shape in order to cut optimally, just like a router bit or a kitchen knife designed for a specific task. "