You probably have at least one -- and probably more -- old laptop, desktop or printer sitting around, taking up precious ...

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 ...