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A feature showing whether a pack has been opened.
Also known as: Security seal marking, Tamper proof marking, Safety seal indicator
A tamper evident marking is a seal, band or printed indicator that visibly changes if a pack has been opened, so a purchaser can see whether it is intact.
Shows visibly whether a pack has been opened since it left the producer.
Contexts: Packaging
Is evident rather than proof: the feature reveals interference and does not prevent it, which the name tamper proof gets wrong.
Contexts: Packaging
A printed band, ring or panel across the closure, carrying wording and designed to tear or discolour when broken.
A fuller structured visual breakdown is not yet documented for this symbol.