Researchers hack colors from recycled waste using open source software they have developed and shared with the world for free ...

3D printing is a popular process, though one of the hangups is that parts are typically produced in just one flat color ... down each layer of clear PLA plastic, the print is then moved under ...

From there, the print can continue on as normal. When finished, the image should be fused with the plastic. If it’s hard to visualize, check out the video after the break for a step-by-step guide.