Rainbow Extrusion: Coloring 3D Printer Filament | Make:

A quick and classroom-safe way to add color to your prints is using Sharpie markers to color transparent or white filament. While there are 3D-printable adapters that color filament as it enters the extruder, it’s easy to color the filament by hand.

About the author: tony

is PROUD father and geek. Enthusiastic crafter and handyman. He is also an average ice hockey player, canoeist, beer lover, and guitarist. Sometimes (often) he has to go to work as an industrial engineer.