What was found
SMOKEY HAZE REPORTED BY FA SHORTLY AFTER TAKEOFF. FAINT BURNT SMELL. DECLARED EMERGENCY, RETURNED TO BOS, LANDED WITHOUT INCIDENT. DEFERRED BOTH PACK 2 AND BLEED 2. CLEARED DEFERRALS WHEN PERFORMED COMPRESSOR BORESCOPE, CONTAMINATION FOUND. R&R E2 PER JC 72-10-400-0001.