Book 625 Material Resistance . Section: Internal force factors , stretching (compression), flat tense state" by Evgeny Konstantinovich Massalsky and Natalia Vinogradova is a unique publication which will be an indispensable assistant for students , Engineers and all , who is interested in mechanics and construction. In this work, the authors are deeply immersed in the world of material resistance, revealing the key aspects that are necessary to understand the complex physical processes occurring in structures under the influence of various forces. The book covers important topics such as internal force factors, stretching and compressing materials, as well as flat stress. These concepts are fundamental to the design and analysis of construction sites, and their understanding is critical for future engineers. The authors focus on the practical application of theoretical knowledge, which allows readers not only to assimilate the material, but also to apply it in real situations. For students of technical specialties, as well as for professionals working in the field of construction, engineering and other related disciplines, this book will become a real storehouse of knowledge. It is suitable for both beginners and more experienced readers who want to refresh their knowledge or deepen their understanding of the topic. If you are looking for a textbook on resistance materials that not only explains the theory, but also offers practical problems, then this edition is for you. The style of the authors is distinguished by clarity and accessibility of the presentation, which makes it easy to assimilate even the most complex concepts. Massalsky and Vinogradova use many illustrations and examples, which makes the material more visual and understandable. The book is replete with graphs and diagrams that help visualize inner strengths and strains, which is especially valuable for students studying this discipline. The topics raised in the book are of great importance in the modern world. Every year, the requirements for the strength and reliability of building structures are becoming more stringent. Understanding the principles of resistance of materials allows engineers to design safer and more durable designs, which in turn affects the quality of life of people. In the context of rapidly developing construction and innovative technologies, knowledge of the basics of resistance of materials becomes not only useful, but vital. The book “No625 Resistance of Materials” can be of interest not only to students and engineers, but also to everyone who is fond of physics and mechanics. It will be an excellent addition to the library of anyone who wants to understand more deeply how materials work under the influence of forces, and how this knowledge can be used in practice. If you are looking for literature on topics such as mechanics, material strength, construction or engineering, then this publication should definitely be on your list. The book of Massalsky and Vinogradova is not just a textbook, it is a real find for everyone who aspires to knowledge and wants to be one step ahead in his profession.