"Talk about a can of worms ... From crystalline structures to phase diagrams and interstitial solutions, from microstructures to allotropic transformations, it sometimes seems that for every question metallurgy can answer, for every problem it can solve, it creates two more..."

This is basic information so for those of you that need a review or desire to learn more about metals, this is a good article to start off with... The previous one I post isn't too shabby either so don't forget to read that one also.

http://www.thefabricator.com/article/metalsmaterials/its-all-about-why

Respectfully,
Henry