Industrial Microbiology encompasses a broad area of study. Fermentation technology includes use of microorganism to produce product having potential application and economical importance by using cheap substrate or waste product of other industries. The present book provides introductory, theoretical and practical information about biosurfactant production. This information will be beneficial to junior and senior students of college, as well as industrial technicians. This book is an attempt to gain insight in the area of biosurfactant production by using low cost production technology.