Three-dimensional (3D) printing is the practice of creating a physical object from a digital model. This is achieved by using an additive process of laying down successive thin layers of a material. It is not completely clear what impact 3D printers will have on altering our society, but there is no denying that a transformative social, economic, and technical 3D printing revolution is underway. Our world is being 3D printed all around us, creating unforeseen opportunities and challenges for entrepreneurs [29], policy makers, and society at large.
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Phillip Olla (2015) studied this question.
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