K.V. NARAYANAN was Professor and Head, Department of Chemical Engineering, Government Engineering College, Thrissur. Earlier he was Professor and Head, Department of Chemical Engineering, Government Engineering College, Kozhikode. Dr. Narayanan has about 30 years of teaching experience and is a member of several professional bodies. The author of A Textbook of Chemical Engineering Thermodynamics (published by PHI Learning), he has contributed a number of research articles to reputed international journals.