What was found
UPON DESCENT STRONG EXHAUST SMELL OF JET FUMES, APU WAS NOT RUNNING AT THE TIME, AND ENVIRONMENTAL SOURCES SHOWED 50 DEGREES. INSPECTED BOTH ENGINE INLETS AND TAILPIPES FOR TRACES OF OIL, NONE FOUND. OPENED LOWER COWLS AND RAN BOTH ENGINES INDIVIDUALLY FOR SEVERAL MINUTES, NO EXTERNAL FUEL OR OIL LEAKAGE WAS OBSERVED, NO UNUSUAL ODORS WERE DETECTED INSIDE THE CABIN COMING FROM THE AIR DISTRIBUTION SYSTEM. OPENED THE WATER SEPARATOR TO CHECK FOR SIGNS OF OIL, NONE FOUND. ALL APPEARS TO BE NORMAL AT THIS TIME.