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 ...

A treatment in a heated vacuum chamber seems to help, but what worked best was using purge poops hot and fresh from a print run. Again, ick. [Stefan] eventually got a process down that produced ...

If you’ve printed with photopolymer resins, you know that you need alcohol. Lots of alcohol. It makes sense that people would like to reuse the alcohol both to be environmentally responsible and ...