What was found
DURING CLIMBOUT, COCKPIT CABIN ODOR, NOT VISABLE. ODOR, OILY TO COCKPIT, DIRTY SOCKS LAUNDRY TO CABIN. DISSAPATED IN CRUISE AND RETURNED, MORE SO IN DESCENT. O2 MASKS DONNED, ISOLATED TO PACK 2. PREFORMED STAGE 1 CLEANNING OF THE ECS PARA J REMOVED AND REPLACED RECIRC FILTERS IAW 21-00-00-860-077-B AND 21-21-41PB 401 NO OFFENSIVE ORDER AT THIS TIME