As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1282 RIC-BOS, FL 250 REPORTED ROW 22-24 SMELL OF POPCORN LIKE SCENT & REPORTED SLIGHT MIST IN AIR. TURNED OFF LTV APPEARED TO HAVE NO EFFECT SINCE CAPT WENT BACK TO ASSESS AREA. SMELL DISAPPEARED AFTER 10-15 SECS. INSPECTED AND FOUND NR 2 ACM TO HAVE RECENT COFFEE CONTAMINATION. REMOVED AND REPLACED NR 2 ACM PER MM 21-51-05. OPS LEAK AND SMELL CHECKS OK.