"Scientific American Journal, Issue 2, Issue 1. Defender of Industry and Journal of Scientific, Mechanical and Other Improvements presents to the reader highly professional articles and research from various scientific fields. In this issue, the authors of various articles and presented materials give fans of science an overview of the latest achievements in the field of industry and technical innovation. Issue 2 Issue 1 Scientific American is the key to the most up-to-date information that will help readers better understand the world around them and enrich their knowledge in the field of science and technology."