Field answer
Direct answer
A WPS gives welding instructions for production work; a PQR records qualification test results supporting the procedure. Use the current equipment manual, code book, employer procedure, and qualified supervision before applying this on live work.
How to use this answer
Read the answer once, then prove it by choosing an answer in a practice question before looking at the explanation. If the miss repeats, tag the domain as Procedure documents and drill a smaller set before returning to mixed practice.
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