What was found
FLT#250, SAV-BOS. (AIRCRAFT DECLARED AN EMERGENCY AND PERFORMED AN AIR TURN BACK TO SAV) ' CLIMBING THROUGH APPROX 15,000 ' WE NOTICED A STRONG, SHARP ACRID SMELL IN THE COCKPIT. FA'S REPORTED THE SAME THING, STRONGEST AT MID CABIN. WE DECLARED EMERGENCY AND RETURNED TO SAV. RAN COCKPIT/ CABIN SMOKE/ FUMES QRH. FA'S REPORTED THAT SMELL DISSIPATED ON THE GROUND. AIR RETURN TO SAV. ( AIR CONDITIONING PACKS ).' (SUPPLEMENTAL INFORMATION TO FOLLOW)