<iframe width="580" height="385" src="https://www.youtube.com/embed/E3rnXjeDrE8" frameborder="0" allowfullscreen></iframe> <br>3D printing offers democratic manufacturing where an end user can create a product, cutting out a lot of large scale manufacturing ... <br><a href="https://www.youtube.com/watch?v=E3rnXjeDrE8">source</a>
