This book covers all the current technologies in flow measurement, including high accuracy Coriolis, ultrasonic custody transfer, and high accuracy magnetic flowmeters. The book also discusses flow proving and limitations of different proving methods. This volume contains over 300 explanatory drawings and graphs and is presented in a form suitable for both the beginner, with no prior knowledge of the subject, as well as the more advanced specialist. This book is aimed at professionals in the field, including chemical engineers, process engineers, instrumentation and control engineers, and mechanical engineers.