What was found
TEN MINUTES AFTER TAKEOFF FROM CLT, FLIGHT ATTENDANT REPORTED AN ELECTICAL ODOR ALONG WITH A SLIGHT HAZE IN THE CABIN FROM SEAT ROWS 4 THROUGH 14. AS A PRECAUTION, CREW DECLARED AN EMERGENCY AND RETURNED TO FIELD AT CLT. FLIGHT LANDED WITHOUT FURTHER INCIDENT AND TAXIED TO THE GATE. MAINTENANCE CHECKED E/E COMPARTMENT FOR SMOKE ODOR. RAN PACKS FULL HOT AND FULL COLD WHILE RUNNING ENGINES AT TAKEOFF POWER. COULD NOT DUPLICATE ELECTRICAL ODOR OR HAZE. AIRCRAFT OK FOR SERVICE. (M)