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3D printing is today’s trendiest industrial revolution. But by heavily using plastics, is it sustainable? Why continue to use new plastics, when there’s so much old plastic we can re-use?

At present, most plastic waste is perceived as valueless, it ends up in landfills or incinerators. Only a small fraction of the plastic waste is recycled. Unfortunately, a lot of discarded plastic ends up in our rivers, the sea (so called “plastic soup”), forests and