### Articles

- [How to Recycle PS Spools into 3D Prints: A DIY Guide](https://www.3devo.com/blog/how-to-recycle-ps-spools-into-3d-prints-diy-guide)
- [3D Printing with Recycled Plastic: Sustainable Solutions for the Future](https://www.piocreat3d.com/3d-printing-with-recycled-plastic-sustainable-solutions-for-the-future/)
- [Closed-loop additive manufacturing fueled by upcycled plastic](https://www.ornl.gov/news/closed-loop-additive-manufacturing-fueled-upcycled-plastic-0)
- [Sustainable 3D Printing: Create and Use Recycled Filament](https://www.3devo.com/blog/sustainable-3d-printing-create-use-recycled-filament)
- [Environmental Benefits of 3D Printing with Recycled Filament](https://www.filamentive.com/environmental-benefits-of-3d-printing-with-recycled-filament/)
- [Polyformer: from PET bottles to 3D printing filaments](https://designwanted.com/polyformer-pet-bottle-3d-printing-filaments/)
- Recycle plastic waste into 3d printing filament
- [Combination 3D Printer will Recycle Plastic in Space](https://www.nasa.gov/image-article/combination-3d-printer-will-recycle-plastic-space/)

### Books

- [Sustainability Case Study Plastic Books](https://www.ansys.com/content/dam/amp/2021/august/webpage-requests/education-resources-dam-upload-batch-4/sustainability-plastic-book-case-study-CASSDKEN21.pdf)

### Papers

- [Closed-loop Additive Manufacturing of Upcycled Commodity Plastic through Dynamic Crosslinking](https://www.ornl.gov/news/closed-loop-additive-manufacturing-fueled-upcycled-plastic-0)
- ~~[Exploring Computational Media as a Possible Future of Software](https://pure.au.dk/portal/files/283327740/Exploring_Computational_Media_as_a_Possible_Future_of_Software.pdf)~~

### YouTube

- [Recycling filament spools?!](https://www.youtube.com/watch?v=40CsyGu6ViI)

### Opensource Designs

- [RepRapable Recyclebot: 3-D Printable Extruder for Plastic to Filament](https://www.appropedia.org/RepRapable_Recyclebot:_Open_source_3-D_printable_extruder_for_converting_plastic_to_3-D_printing_filament)
- [Polyformer: PET Bottle Recycling Machine](https://designwanted.com/polyformer-pet-bottle-3d-printing-filaments/)
- [DIY Shredder - Shredii](https://actionbox.ca/pages/diy-shredder-shredii)