What was found
CREW REPORTED BLUE HAZE IN FWD GALLEY AND BURN ODOR AS WELL DURING DESCENT, MAINTENANCE TROUBLESHOT PER EMB AMM AND PEROFMRED OPS CHECKS OF BOTH PACK SYSTEMS, NO FAULTS WERE FOUND, AND WERE UNABLE TO DUPLICATE ANY ODOR/SMELLS. THE A/C WAS THEN RETURNED TO SERVICE.