# Non-Destructive Testing Specialists > Test the safety of structures, vehicles, or vessels using x-ray, ultrasound, fiber optic or related equipment. - Code: 17-3029.01 (O*NET-SOC; SOC 2018 17-3029) - Family: [Architecture & Engineering](https://foundation.org.ai/occupations#family-17), one of its 59 occupations - Tasks: 16 tasks (15 core and 1 supplemental) - Page: https://foundation.org.ai/occupations/17-3029.01 - JSON: https://foundation.org.ai/data/tasks/17-3029.01.json ## What the work is made of 1. Interpret the results of all methods of non-destructive testing (NDT), such as acoustic emission, electromagnetic, leak, liquid penetrant, magnetic particle, neutron radiographic, radiographic, thermal or infrared, ultrasonic, vibration analysis, and visual testing. Core task · Task 16626 · Rated by 22 occupational experts, August 2023 2. Interpret or evaluate test results in accordance with applicable codes, standards, specifications, or procedures. Core task · Task 16620 · Rated by 22 occupational experts, August 2023 3. Identify defects in solid materials, using ultrasonic testing techniques. Core task · Task 16622 · Rated by 22 occupational experts, August 2023 4. Make radiographic images to detect flaws in objects while leaving objects intact. Core task · Task 16618 · Rated by 22 occupational experts, August 2023 5. Prepare reports on non-destructive testing results. Core task · Task 16625 · Rated by 22 occupational experts, August 2023 6. Select, calibrate, or operate equipment used in the non-destructive testing of products or materials. Core task · Task 16623 · Rated by 22 occupational experts, August 2023 7. Visually examine materials, structures, or components for signs of corrosion, metal fatigue, cracks, or other flaws, using tools and equipment such as endoscopes, closed-circuit television systems, and fiber optics. Core task · Task 16619 · Rated by 22 occupational experts, August 2023 8. Examine structures or vehicles such as aircraft, trains, nuclear reactors, bridges, dams, and pipelines, using non-destructive testing techniques. Core task · Task 16627 · Rated by 22 occupational experts, August 2023 9. Document non-destructive testing methods, processes, or results. Core task · Task 16616 · Rated by 22 occupational experts, August 2023 10. Produce images of objects on film, using radiographic techniques. Core task · Task 16613 · Rated by 22 occupational experts, August 2023 11. Supervise or direct the work of non-destructive testing trainees or staff. Core task · Task 16612 · Rated by 22 occupational experts, August 2023 12. Conduct liquid penetrant tests to locate surface cracks by coating objects with fluorescent dyes, cleaning excess penetrant, and applying developer. Core task · Task 16624 · Rated by 22 occupational experts, August 2023 13. Map the presence of imperfections within objects, using sonic measurements. Core task · Task 16617 · Rated by 22 occupational experts, August 2023 14. Develop or use new non-destructive testing methods, such as acoustic emission testing, leak testing, and thermal or infrared testing. Core task · Task 16615 · Rated by 22 occupational experts, August 2023 15. Identify defects in concrete or other building materials, using thermal or infrared testing. Core task · Task 16621 · Rated by 22 occupational experts, August 2023 16. Evaluate material properties, using radio astronomy, voltage and amperage measurement, or rheometric flow measurement. Supplemental task · Task 16614 · Rated by 21 occupational experts, August 2023 ## More in Architecture & Engineering - [Aerospace Engineering and Operations Technologists and Technicians](https://foundation.org.ai/occupations/17-3021.00): 11 tasks - [Aerospace Engineers](https://foundation.org.ai/occupations/17-2011.00): 16 tasks - [Agricultural Engineers](https://foundation.org.ai/occupations/17-2021.00): 14 tasks - [Architects, Except Landscape and Naval](https://foundation.org.ai/occupations/17-1011.00): 24 tasks - [Architectural and Civil Drafters](https://foundation.org.ai/occupations/17-3011.00): 28 tasks - [Automotive Engineering Technicians](https://foundation.org.ai/occupations/17-3027.01): 18 tasks - [Automotive Engineers](https://foundation.org.ai/occupations/17-2141.02): 25 tasks - [Bioengineers and Biomedical Engineers](https://foundation.org.ai/occupations/17-2031.00): 30 tasks - [Calibration Technologists and Technicians](https://foundation.org.ai/occupations/17-3028.00): 15 tasks - 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