Jeshua Lacock is back with a new metal casting technique for 3D models printed in PLA. After receiving feedback that his Lost PLA Casting Technique just 'looked like too much work,' he decided to try another route, and came up with something entirely new called the Lost Shell Sand Casting technique. Also working with PLA, this technique is easier, faster, and more affordable, and the results offer up finely detailed metal parts. The technique also works with ferrous metals. Read more at 3DPrint.com: https://3dprint.com/140523/lost-shell-sand-casting/