{"id":"red-tagging","model_id":"Red tagging","name":"Red tagging","summary":"Red tagging is a Five S exercise method for labeling unneeded tools, equipment and supplies. Tagged items are placed in a holding area and evaluated for other uses within a facility or company; items with no alternative uses are discarded. It supports the first S by separating needed from unneeded items.","study_notes":["Red tagging supports the first S of the Five S exercise, which separates needed from unneeded items.","Tagged items are evaluated for other uses within a facility or company before discard.","The document cross-references 5S, which has no matching entry in the reference list."],"safety_notes":[],"sources":[{"url":"https://www.lean.org/lexicon-terms/red-tagging/","title":"Red Tagging - Lean Enterprise Institute","accessed":"2026-10-25"}],"verification":{"status":"source_checked","checked_at":"2026-10-25","values":2,"method":"llm_source_check"},"updated_at":"2026-10-25","type":"operational","spec":{"kind":"methodology","origin":"Five S","related":[]},"url":"https://machineschema.com/operational/red-tagging","license":"https://creativecommons.org/licenses/by/4.0/"}