pAt1347hrs. Whiteford Volunteers were dispatched for an Engine mutual aid to Co. 3 first due in the 2700blk. of Walters Mill Rd for a Chimney Fire. At 1348hrs. E611 called en-route and arrived at 1356hrs. Arriving units reported extension on the walls.nbspThe crew assisted with salvage and overhaul operations. Units cleared at 1509hrs.ppE611 assisted with an AFA in Co. 3 first due at the BMW dealership at the intersection of Rts. 1 amp 23. Co. 3 units werenbsphandlingnbspother calls.nbspCrew found activation caused by vehicle exhaust.nbspppUnits E611nbspp