{"recordType":"smell","schemaVersion":"1.0","id":"SB-0138","slug":"cold-metal-rail","name":"Cold Metal Rail","aliases":[],"summary":"A cool metallic touch-and-smell experience associated with railings, transit and cold outdoor metal.","type":"Material / State","category":"Objects","descriptors":["metallic","cold","sharp"],"status":"CULTURAL","createdAt":"2026-09-22","updatedAt":"2026-10-06","revision":4,"changeSummary":"Editorial description expanded to answer what it smells like and where you meet it; independently reviewed.","verifiedClaimIds":["CLM-IRON-001"],"reference":{"urn":"smellbook:smell:cold-metal-rail","families":["earth"],"contexts":[{"axis":"location","value":"outdoor","status":"editorial"}],"settings":["station"]},"related":[{"id":"REL-0138-01","targetId":"SB-0045","targetSlug":"metal","reciprocal":false},{"id":"REL-0138-02","targetId":"SB-0117","targetSlug":"train-carriage","reciprocal":false},{"id":"REL-0138-03","targetId":"SB-0063","targetSlug":"snow-cold-air","reciprocal":false}],"links":{"self":"https://smellbook.com/data/smells/cold-metal-rail.json","html":"https://smellbook.com/smells/cold-metal-rail"}}