The book “Operation of air conditioning systems of passenger aircraft” by Igor Antipenko is an indispensable manual for everyone who is interested in aviation, engineering and modern technologies. This edition will be a real find for both aviation service professionals and students studying in specialties related to aviation and aerospace technologies. The author, with many years of experience in the aviation industry, shares his knowledge and practical skills that will help readers better understand how air conditioning systems operate on board passenger aircraft. The book covers all key aspects of the operation of these systems, including their design, installation, maintenance and diagnostics. Readers will be able to learn about the principles of air conditioners, their impact on the safety and comfort of passengers, as well as about current trends in this area. What makes this book especially valuable is its practical focus. Igor Antipenko not only describes the theoretical foundations, but also offers real examples from his practice, which allows readers to see how knowledge is applied in real life. This makes the material accessible and understandable, even for those who do not have deep technical knowledge. The book will be of interest not only to specialists working in the field of aviation services, but also to those who are fond of aviation in general. Students, graduate students, as well as aviation enthusiasts will find in it a lot of useful information that will help them better understand how modern passenger aircraft are arranged. If you want to know how to maintain a comfortable temperature and air quality at altitude, this book will be your reliable guide. The topics raised in the book go beyond simply describing the technical characteristics. Antipenko considers the impact of air conditioning systems on the health and well-being of passengers, as well as on the efficiency of the crew He raises issues of ecology and sustainable development, discussing how modern technologies help reduce the carbon footprint of aviation. This makes the book relevant in the context of the global challenges facing modern society. The author's style is distinguished by clarity and accessibility of presentation, which makes complex technical aspects understandable to a wide audience. Igor Antipenko is not only an experienced engineer, but also a talented writer who knows how to interest the reader and keep his attention throughout the book. His previous work has also been popular with aviation professionals and hobbyists, confirming his status as an expert in the field. Whether you’re looking for books on aviation engineering, or just want to expand your knowledge of how passenger planes work, “Operation of Air Conditioning Systems for Passenger Aircraft” is what you need. Do not miss the opportunity to immerse yourself in the fascinating world of aviation and discover many new facts and ideas that can change your idea of modern aircraft. This book will be your reliable assistant in the study of one of the most important and interesting areas of aviation science.