The Technical Encyclopedia . Trubolite business - Filters" edited by L. K. Martensa is a unique and deep resource that will become an indispensable assistant for specialists in the field of metallurgy, mechanical engineering and related disciplines. This work covers a wide range of topics related to foundry and filtration, making it relevant to both students and experienced professionals. In this encyclopedia, readers will find detailed descriptions of the technologies used in the production of filters, as well as their applications in various industries. The book covers both traditional methods and modern innovations, which makes it possible to understand how technologies in this area are developing. You will be able to learn about the different types of filters, their design, operating principles and features of operation. This knowledge will be useful not only for engineers and technologists, but also for managers engaged in the procurement and implementation of new technologies in enterprises. The book pays special attention to the current problems and challenges faced by specialists in the foundry. For example, environmental and sustainable development issues are discussed here, which is becoming increasingly important in the modern world. Readers will be able to get acquainted with the latest achievements in the field of filtration, which help to reduce the negative impact on the environment and improve the efficiency of production processes. The encyclopedia is written in accessible language, which makes it understandable even for those who are just beginning their journey in this complex and multifaceted area. It will be an excellent addition to educational materials for students of technical universities, as well as a useful guide for practitioners . However, the book is not limited to only technical aspects; it also touches on economic and social aspects, making it a multifaceted source of information. L. K. Martens, as editor-in-chief, has extensive experience in metallurgy and foundry. His knowledge and passion for the subject can be traced on every page of the book.. He is also the author and editor of other significant works in the field, which confirms his status as an expert. Readers familiar with his previous publications will find in this encyclopedia a familiar style and a high level of professionalism. The Technical Encyclopedia . Trumpeter business - Filters "will be of interest not only to specialists, but also to everyone who is interested in modern technologies and their impact on industry. It can be a great gift for students, graduate students and young professionals seeking to deepen their knowledge and skills. It will also be useful for teachers who are looking for relevant materials for their courses. If you are looking for information about the foundry, filters and related technologies, this book will become your reliable companion. It will help you understand complex issues and find answers to important tasks for your professional activity. Do not miss the opportunity to get acquainted with this outstanding work, which will open up new horizons for you in the world of metallurgy and filtration technology.