This tutorial covers material mixing theory; using the cellular node; using and stacking blender nodes, and how to use alpha channels with them. not to mention, it tells you how to achieve irridescence!
Ever wanted to add something more to your objects, to give them more interest or to create an alien texture? Well now with the displacement node in Poser 5's Material Room, you can! The displacement node does more than a simple bump map, which adds a texture but retains the shape of the object. The displacement node actually changes the shape of the object it affects. Let's go through the basics of this tool.