In this episode Ben shows how to use silicone to make reusable mold for casting concrete. This is an easy process for making a concrete copy of an existing object. I used Mold Star 30 silicone rubber ...

3D printing has made it incredibly easy to produce small runs of plastic parts, but getting rid of the 3D printed look can be tricky and time-consuming. When you need a smooth and polished finish, or ...

Resin casting lets you produce parts that would be otherwise impossible to make without a full CNC and injection molding set-up. It costs about as much as a 3d printer, 300 to 600 US dollars, to get a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The Greek polymath Archimedes is said to have solved the mystery of ...