✏️ ASNT - needed
ASNT - Standard Topical Outlines for Qualification of Nondestructive Testing Personnel (ANSI/ASNT CP-105-2020)
ASNT - interpreting SNT-TC-1A 2019
ASNT - A Guide to Developing NDT Certification Examinations 2005
ASNT - NDT Personnel Training, Qualification and Certification — Audit Checklist 2016 SNT-TC-1A (2011 and/or 2016)


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