The third edition of theNDT Handbookon ET covers the latest developments in electromagnetic testing, with emphasis on digital technologies. Principles of theory, application and instrumentation are presented. Applications chapters for industrial sectors (primary metals, chemical/petroleum, electric power, infrastructure and aerospace) are included. Theoretical chapters explain that all electromagnetic techniques share the same physical principles. This volume is a must-have for Level II and III ET inspectors, inspection and quality personnel, those who evaluate or specify electromagnetic tests, researchers, students, trainers and teachers.