How does 3d printing work. Now is not just for professionals. Whether for personal, professional, or educational use, 3D printers are more affordable than ever Barely a decade ago, 3D printers were hulking, expensive machines reserved for factories and well-heeled corporations. They were all but unknown outside the small circles of professionals who built and used them. But thanks largely to the RepRap open-source 3D printing movement, these amazing devices have become viable and affordable products for use by designers, engineers, hobbyists, schools, and even curious consumers. If you’re in…
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