What was found
FLT#2555, BOS-DCA. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) ' “CABIN/COCKPIT ODOR – DIRTY SOCK / VOMIT (STRONG) FROM A/C ECS VENTS FIRST NOTICE DURING T/O ROLL (HIGH SPEED) PERSISTED THROUGH CLIMB. ODOR PRESENT IN COCKPIT, FWD + AFT CABIN. ALSO FAINT TO MODERATE OIL/BURNING OIL ODOR DURING CLIMB- UNKNOWN DURATION. SOCK/VOMIT ODOR STILL PRESENT ON GROUND AFTER LANDING AT IDLE POWER”; REF FIM 21-20-00-810-805-A NO ODORS DETECTED. NO HISTORY. OK FOR SVC. NOTE- #1 ENG WATER WASH PERFORMED REF PREVIOUS LP. SUSPECT THAT WAS THE CAUSE AND IS NORMAL.'