4-D printing http://wrkf.org en 4-D Printing Means Building Things That Build Themselves http://wrkf.org/post/4-d-printing-means-building-things-build-themselves <p>http://www.youtube.com/watch?v=0gMCZFHv9v8</p> Wed, 06 Nov 2013 21:50:00 +0000 editor 18477 at http://wrkf.org 4-D Printing Means Building Things That Build Themselves