What was found
SHIP 5038 ON CLIMB WE HAD A SLIGHT ODOR WENT AWAY IN CRUISE. ON DESCENT IT CAME BACK STRONGER PAXS,CREW NOTED .SMELLS LIKE PLASTIC. CORRECTIVE ACTION: SMELL NON EXISTENT WHEN MTC WENT ON BOARD .AS A PRECAUTION SMELLED AROUND A/C INCLUDING AREAS SUCH AS CABIN,LAVS ,FLIGHT DECK ,CARGO COMPARTMENTS & AVIONICSCOMPARTMENTS PERFORMED DECONTAMINATION OF THE ECS FOR LVL A. NO SMELL NOTED . (5660010)