EE WAS OPERATING WHEEL DOZER #656 WHEN HE TURNEDTHE AC ON TALCUM POWER WAS BLOWN ALL AROUND THE CAB & ON EE. THE EE HAD AN ALERGIC REACTION THE POWDER & WAS TAKEN TO COBRE VALLEY COMM HOSP THE TALCUM POWDER HAD BEEN SPRINKLED AROUND THE CAB OF THE DOZER TO KILL A BAD ODOR