Operation, application, characteristics, and requirements of environmental (both climatic and dynamic) test machines used for testing of military equipment and systems, types (digital and analog) of measurement, recording, analysis, and control instrumentation required and used during environmental testing and obtaining of field data. NDI methods including fluorescent penetrant, magnetic particles, ultrasonic, eddy current, x-ray and computer topography methods and disciplines, fractures mechanics, probability of detection and confidence levels of inspections is required.