More Tutorials 
by Chris Tyler: Fundamentals | Modeling
Texturing | 7.5 Rendering
UV Mapping | Misc
8.0 Specific
      by Chris Tyler: Fundamentals | Modeling
Texturing | 7.5 Rendering
UV Mapping | Misc
8.0 Specific
Nuanced Metals II
                Here is a tutorial on how to improve the realism of metals (and other similar materials). Compare the left and right images. Which looks more real? The right you probably say and would be right. The way light reflects off the surface is more correct. This tutorial explains how to achieve this.