It is very important for mechanical and industrial engineers to keep up with the latest developments in the field of material science. Technical innovation often depends on new materials, and a careful selection of materials can reduce cost and improve quality. structure of materials material characteristics material testing material groupings material selection The subject is clearly presented and is accompanied by a wealth of illustrations, providing an ideal learning tool. Learning goals are defined to enhance the educational process. Exercises are provided to allow readers to check their progress and prepare for exams.