PART 4
3D Printing AND CNC Fabrication
3d printing and CNC fabrication have been around for decades, but their popularity with home users has increased dramatically in recent years because of improved technologies, lower prices, and the availability of shared resources online and in community maker spaces. 3D printing is an additive process, meaning that shapes are created by laying down and fusing material. By contrast, CNC processes such as milling and laser cutting are subtractive, meaning they create shapes by cutting away excess material. Both use computer guidance to create precise pieces.
Make: book editor, Anna Kaziunas France (who also ...
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