What was found
STRONG ODOR OF BURNING/MELTING PLASTIC/OIL THROUGHOUT COCKPIT LAST 15 MIN OF FLT. NO SMELL IN CABIN REPORTED. STRONGEST SMELL AT 8000FT.STRONG ODOR OF BURNING/MELTING PLASTIC/OIL THROUGHOUT COCKPIT LAST 15 MIN OF FLT. NO SMELL IN CABIN REPORTED. STRONGEST SMELL AT 8000FT. BRIEFED CREW AND CONFIRMED APU NOT RUNNING AT TIME OF ODOR SMELL. PERFORMED ENGINE BLEED DUCT INSPECTION OF BOTH ENGINES NO DEFECTS FOUND RAN BOTH ENGINES AND PACKS NO ODOR DETECTED. PERFORMED NR 1 AND NR 2 ENGINE DECONTAMINATION OF CONT. ENVIRONMENTAL CONTROL SYSTEMS PER AMM TASK 21-00-00-615-002-A. REF ANN 71-00-00-720-211. OK FOR SERVICE.