Nearly a year ago, we caught wind of a competition to create a home-based filament manufacturing station that takes cheap plastic pellets available for about $5/kg and turns them in to 3D printer ...

PETFusion 2.0 is both a PET (polyethylene terephthalate) bottle recycler and a custom 3D printing filament maker, with the ability to even apply your own ink/pigments to the filaments you make ...

When you're using a 3D printer it's ... Not only does this filament glow, but it glows different colors too! It's so darn cool. This filament isn't the cheapest, but it is fascinating.