The Mechanics of Fluid and Gas . At 4 p.m.. H. 2" authorship and. In. Kachanova is a fascinating and deep dive into the world of physics, which will become an indispensable tool for students, graduate students and anyone interested in mechanics and its applications in real life. The second part of this multi-volume work continues to explore the complex aspects of fluid and gas dynamics, offering readers not only theoretical foundations but also practical examples that make the material accessible and understandable. Unlike the first part, where the basic concepts are laid, in the second chapter Kachanov delves into more complex topics, such as the Navier-Stokes equations, the dynamics of viscous flows and the interaction of liquids with solids. Readers will be able to learn about how liquids and gases behave under different conditions, how they interact with each other and with the environment. The author masterfully explains complex physical processes, focusing on their practical application in engineering, ecology and other fields. This book will be interesting not only for students of technical specialties, but also for professional engineers, researchers and anyone who wants to deepen their knowledge in the field of mechanics. If you are interested in physics, engineering, or just want to understand how the phenomena around us work, “Liquid and Gas Mechanics” will be a real discovery for you. Kachanov uses clear and accessible language, which allows even those who do not have deep knowledge in this area to understand complex concepts and ideas. The topics discussed in the book are relevant and important for the modern world. Understanding the mechanics of liquids and gases is essential for the development of new technologies such as efficient heating and cooling systems, clean energy sources and even aerodynamics. Kachanov raises issues related to the stability of flows, which is a key aspect in the design of various systems, from road transport to aviation. The style of the author is distinguished by the clarity and consistency of the presentation, which makes the material easy to perceive. and . In. Kachanov is a well-known Russian scientist and teacher who has many publications in the field of mechanics and physics. His work is appreciated for its in-depth analysis and practical focus. If you are interested in his other works, you can pay attention to the "Mechanics of continuous environments" or "Theory of elasticity", which are also important works in this area. The Mechanics of Fluid and Gas . At 4 p.m.. H. 2" is not just a textbook, but a real encyclopedia of knowledge that will help readers expand their horizons and understand how physical laws work in our world. If you are looking for a quality source of information on mechanics that combines theory and practice, this book will be your reliable companion in the study of complex but fascinating aspects of physics. Do not miss the opportunity to discover the world of fluid and gas mechanics with I. In. Kachanov - this book will definitely become an important part of your library and will help you in your scientific and practical endeavors