This volume collects the results of research in the field of materials science for various areas of application. The volume consists of three chapters presenting the results of studying the properties and functionality of various composite materials and polymers, drugs and materials used in dentistry, and illustrated examples of the use of computational procedures in the study of the properties of various materials. This volume will be useful to a wide range of materials scientists, engineers of chemical and machine-building production, and specialists in the field of pharmacology and dentistry.