This 3D printed machine turns plastic bottles into 3D printing threads - Yanko Design
How to make a free filament by Plastic Bottles and make a Barber Skull with it - YouTube
How to make a free filament by Plastic Bottles and make a Barber Skull with it - YouTube
Shred-Buddy 3D Recycler Turns Your Old Filament, Bottles, and Even Fishing Line into Brand New 3D Printing Material - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
YouTuber The Q Turns Old Plastic Bottles Into 3D Printing Filament - SolidSmack
Is There Finally a Machine That Can Turn Plastic Bottles Into 3D Printer Filament? - Hackster.io
Deceptively Simple Process Turns Bottles Into Filament | Hackaday
Open-source machine Polyformer turns bottles into 3D printing filament