renegade' is the pen that recycles plastic bottles into 3D printed sculptures

it uses a robust and powerful extruder that includes a screw-feeder mechanism and heating system.

Renegade: The World's First 3D Pen to Run on Plastic Bottles by Daniel Edwards — Kickstarter

Recycled Plastic Bottles Fuel Renegade 3D Pen - Apollo Box Blog

Renegade: the world's first 3D Pen to run on plastic waste - Living

Renegade 3D Printing Pen

Recycle3D.xyz

Helpful Dog Collects Plastic Bottles for Recycling

Renegade: The World's First 3D Pen to Run on Plastic Bottles by Daniel Edwards — Kickstarter

Cool Ink 3D Printing Pen

Renegade 3D Pen (@Renegade3D) / X