An up-to-date and wide ranging book covering the latest BTEC units on engineering materials at levels II and III. Preface, Introduction, States of Matter, Atomic Structure of Metals, Binary Thermal Equilibrium Diagrams, Coring and Precipitation Process, Iron-Carbon Alloys, Heat Treatment Equipment and Procedures, Cast Irons, Light Alloys, Copper and Zinc Alloys, Molecular Structures of Polymers, Common Polymetric Materials, Testing of Materials, Corrosion, Factors Affecting Materials Selection, Index.