The book . 187: Improving the operational reliability of parts and technological tools of metallurgical machines”, written by a team of authors from MISIS, including Polukhin P. and . and Chicheneva N. A. , represents an important contribution to the field of metallurgy and mechanical engineering. This edition will be especially useful for students, graduate students, engineers and anyone interested in modern technologies in the production and operation of machines. The book examines key aspects of improving the operational reliability of parts and technological tools used in metallurgical machines. The authors share their knowledge and experience, analyzing existing problems and offering practical solutions. Despite the technical orientation of the material, the style of presentation remains accessible and understandable, which makes the book interesting for a wide audience. One of the main topics raised in the book is the importance of reliability in production processes. The authors emphasize that high operational reliability of parts not only reduces maintenance and repair costs, but also significantly increases the overall efficiency of production systems. Readers will be able to learn about modern methods of analysis and reliability assessment, as well as new approaches to the design and testing of parts and tools. The book will be of particular interest to those working in metallurgy, mechanical engineering, and related disciplines. Students of technical universities, graduate students and young professionals will find in it a lot of useful information that will help to deepen their knowledge and skills. Engineers and production managers will be able to use the methods and recommendations presented in the book to improve the efficiency of their enterprises. The style of the authors is distinguished by scientific rigor, supported by practical experience, which makes the material not only theoretically sound, but also practically applicable. Semi-Hin P. and . and Chichenev N. A. are known for their research in the field of reliability and engineering technology, and their work has already established itself as a valuable source of information for professionals in this field The book . 187" not only provides theoretical knowledge, but also offers practical recommendations that can be easily adapted to real production conditions. This makes it an indispensable tool for those who seek to improve the quality and reliability of their work. If you are looking for literature that will help you understand modern approaches to improving reliability in metallurgy, this book will be an excellent choice. It may also be of interest to those who want to expand their knowledge of the technologies used in mechanical engineering and how they affect production processes. In conclusion, "Exp. 187: Improving the operational reliability of parts and technological tools of metallurgical machines" is not just a book, but a real find for everyone who wants to be at the forefront of technology and innovation in the metallurgical industry. Don’t miss the opportunity to deepen your knowledge and improve your skills with this unique edition.