Industrial Chemistry is a branch of chemistry in modern science. In industrial chemistry in modern science, we study about compounds or elements, their properties, and applications; which are used in industries. Since the time of Industrial Revolution, human intellect throughout the civilized world has been driving this Chemical Revolution. The book Industrial Chemistry is an excellent source of technological and economic information on the most important precursors and intermediates used in the chemical industry. It should be in the hand of every higher-graduate student, especially if chemical technology is not part of the study, like in many college universities. This book on industrial chemistry provides an overview of the new trends and hot topics by describing the challenge of designing industrial chemical processes that are up-to-date, sustainable, and economically feasible. The text in this book is throughout supplemented with diagrams and tables. The treatment of all topics is in a cogent, lucid style aimed at enabling the reader to grasp the information quickly and easily. This useful book is specifically intended for practicing chemical engineers, industrial chemists and research students.