As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME EVENT IN CABIN AT FL330. DESCRIPTION OF ODOR/FUMES: TEMPORARY, MUSTY DRY SMELL. APPARENT CABIN SOURCE: UNKNOWN. MID CABIN. NO VISIBLE SMOKE/HAZE. NO MEDICAL ATTENTION REQUIRED.-REF TSM 05-50-00-810-813-A PERFORMED DECONTAMINATION TYPE PERFORMED PERFORMED PACK BURN OUT IAW AMM 21-00-00 NO SMELLS NOTED A/C OK FOR SERVICE