If you've got an old mammoth of a PC tower sitting around, don't throw it out. You can recycle it for free, and in some cases ...

Again, ick. [Stefan] eventually got a process down that produced decent, usable filament that would jam the printer or result in poor print quality. It even had a pretty nice color, which of ...

and this fact creates a terrific opportunity to start a toner cartridge recycling business. The business can easily be run from home, and the only requirements for operating the business is to ...

The tool transforms the strips into the filament shape and spools them so they are ready to feed back into a 3D printer ... As far as recycling goes, this is a great effort to keep at least ...