This book attempts to understand the multiple branches that fall under the discipline of chemical engineering and how such concepts have practical applications. Chemical engineering is an intricate subject which includes other fields like applied mathematics, life sciences, microbiology, economics and biochemistry in order to transport, produce, transform chemicals, energy and materials. Most of the topics introduced in this book cover new techniques and the applications of chemical engineering. Such selected concepts that redefine this field have been presented in this text. Also included are the industrial applications related to this field. Different approaches, evaluations and methodologies have been included in it. The text will serve as a valuable source of reference for those interested in chemical engineering.