3D Printing – It’s Elementary my dear Watson…

sherlock-holmes&3d-printing med3D Printing – it’s been in the news lately, the mayor of San Francisco recently took a class on it and there was an episode of Elementary staged around it.  So what is it really?

Although it’s been called the “latest technology” for manufacturing it’s actually been around for years. I learned one form called CNC, Computer Numerical Control, in high school. Using algebra and a hand drawn 2D design on grid paper, I programmed the machine and created a 3D object – a rather lethal looking Christmas