3D printing pen runs on plastic bottles

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This is part of a series of articles that looks at entrepreneurs hoping to get their ideas off the ground through crowdfunding. At the time of writing, each of these innovations is currently seeking funding.

We recently saw a modular, at-home recycling station that makers can build themselves, and create sustainable products to suit their unique household needs. Now, Renegade is a 3D printing pen that enables DIY-ers to draw multidimensional objects in midair, creating bespoke products using any plastic containers they have lying around the house. The pen works by heating plastic filaments into a gel, which hardens when it hits the air. A companion, easy-to-use bottle shredder helps young makers create filaments in different colors. Users insert plastic strips into the back of the pen, and a heating element will soften it as…

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