This week, HP is unveiling what they call a world's first with their new 3D Open Materials and Applications Lab, a 3,500-square-foot space dedicated to the development and testing of, and engineers' feedback on, new materials and products for HP's 3D printing systems. 3DPrint.com received an exclusive invitation - and a literal golden ticket - to tour the brand new facility this week. Read more at 3DPrint.com: http://3dprint.com/167910/hp-open-materials-lab/