This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Phased array weld. Weld examination by phased array TOP The phased array probe emits series of beams to flood the weld with sound BOTTOM The flaw in the weld appears as red indication on the instrument screen self created and copyright holder User Davidmack on org en Convert to SVG Ultrasound Ultrasonic flaw detection Weld examination