https://heavymetalcertified.com/program/structurePublished revisions of this Heavy Metal Certified page.https://heavymetalcertified.com/program/structurehttps://heavymetalcertified.com/program/structure#revision-d03369a0f1d225e2Sun, 20 Sep 2026 18:04:57 GMTHow a limit is set, how a product is tested against it, and what happens when a lot fails. The rules are published in advance so that neither the program nor a brand can decide them after the result is known.