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* [http://www.ndt-ed.org/EducationResources/CommunityCollege/Radiography/TechCalibrations/RadiographInterp.htm X-ray scans and weld problems ]
* [http://www.ndt-ed.org/EducationResources/CommunityCollege/Radiography/TechCalibrations/RadiographInterp.htm X-ray scans and weld problems ]
[[Category:Welder]]
[[Category:Shop Equipment]]
[[Category:Shop Equipment]]
[[Category:Fabrication]]
[[Category:Fabrication]]
[[Category:Metalworking]]
[[Category:Metalworking]]
[[Category:Certification Clarification Needed]]
[[Category:Certification Clarification Needed]]