You have probably heard about 3D printers, but probably does not have one at home. These machines are becoming more popular and leading to profound changes in the market to offer a choice between mass production and customization of industry and manufacturing. 3D printing is the boundary between the physical and virtual, the digital and the real world.

However, it is misleading to think that 3D printing is something new, the technology has existed for 30 years. What happened in recent years ha...

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