The book “Mass-exchange processes . Guide to practical exercises in the laboratory of processes and apparatuses of oil and gas processing”, created by the team of authors, is an indispensable source of knowledge for students, graduate students and specialists in the field of oil and gas processing . This guide not only immerses the reader in the theoretical foundations of mass-exchange processes, but also offers practical exercises that will help consolidate the knowledge gained in the laboratory. In today's world, where energy resources play a key role in the economy, understanding the processes taking place in the oil and gas industry is becoming especially relevant. The book covers a wide range of topics related to mass exchange, including diffusion, adsorption, extraction, and distillation. Each of these processes has its own unique characteristics and application, which makes their study not only interesting, but also necessary for future specialists. One of the features of this guide is its practical focus. The authors offer readers not just theoretical calculations, but also specific laboratory tasks that allow you to see in practice how various processes work. This makes the book especially useful for students of technical universities studying in the areas of "Chemical Technology", "Oil and Gas" and "Energy" It may also be of interest to those who are already working in this field and want to update their knowledge or learn new methods. The book raises important topics, such as the efficiency of processes, the influence of various factors on mass exchange, as well as modern technologies used in oil and gas processing. Readers will be able to learn about how process optimization can lead to lower costs and higher quality of the final product. In an increasingly competitive market, this knowledge is becoming particularly valuable. The style of the authors is characterized by accessibility and clarity of presentation. Each section of the book is logically structured, which makes it easy to navigate the material. The authors use illustrative examples and diagrams, which makes complex concepts more understandable. This is especially important for students who may face difficulties in mastering the theoretical foundations. In addition, the team of authors includes specialists with extensive experience in the field of oil and gas processing, which gives the book additional value. Their knowledge and practical experience make the material not only theoretically sound, but also relevant for real application. Readers can be sure that the knowledge gained will be useful in their future career. If you are looking for a book that will help you better understand mass-exchange processes and their application in oil and gas processing, this guide will become your reliable assistant. It is ideal for students, graduate students, as well as practicing engineers and professionals seeking professional growth. In conclusion, “Mass-exchange processes . Guide to practical training in the laboratory of processes and devices of oil and gas processing" is not just a textbook, but a whole world of knowledge that will open doors for you in the fascinating and complex field of the oil and gas industry. Do not miss the opportunity to enrich your knowledge and skills by immersing yourself in this unique resource!