The purpose of the textbook is to give an in-depth description of the main areas of application of nanomaterials in everyday life. The textbook reflects the use of nanomaterials in medicine, cosmetology, food production and packaging, the environment, for construction and surface protection, in clothing and textiles, and as smart electronics and sensors. The textbook contains the necessary set of test control measures and a glossary, which will provide significant assistance in mastering the discipline.