Drawing from the comprehensive set of third edition Handbook volumes, the NDT Overview is now available from ASNT. This volume is a must have for anyone studying for the general qualification exam and gives Level IIIs a convenient single volume reference on the principles and applications of the major NDT methods (VT, PT, MP, RT, AE, ET, LT, IR & UT). This volume also includes: an introduction on NDT, measurement units, history, and special methods which include alloy identification, strain measurement, shearography and holography.