Process intensification is one of the most fascinating study for researchers in improving the process efficiency. The promoters used in intensification of the process have wide applicability and are used in both heat and mass transfer operations. This book is being an experimental study it greatly enhances the readers confidence and ability in applying intensification techniques for solving industrial problems. This book is intended for researches working in process intensification. The experimental data presented in the form of tables are useful for the better understanding of the book.