AS I WAS TRAVELING IN CHICAGO PROPER THE TEMPERATURE WAS APPROXIMATELY 18 DEGREES OUTDOORS SO WE TURNED ON THE CITY WARMERS AGAINST THE CHILL... MY PASSENGER NOTED A SMELL OF SMOKE IN THE CAR WHICH AT THE TIME I DID NOT... SUBSEQUENTLY THE SMELL BECAME MORE PREVALENT, THE DRIVERS SIDE SEAT BECAME HOT AND BEGAN TO SMOKE, MY CLOTHES CAUGHT FIRE BURNING WHOLES IN MY OUTER COAT, MY PULLOVER SWEATER AND MY TEE SHIRT FINALLY REACHING MY FLESH... WE WERE ABLE TO TURN THE SEAT WARMER OFF, I WAS ABLE TO PULL THE VEHICLE TO THE SIDE OF THE ROAD AND GET OUT AND REMOVE THE CLOTHING THAT WAS DAMAGED... A WHOLE ABOUT THE SIZE OF A 1/2 DOLLAR WAS BURNED IN THE LEATHER OF THE DRIVERS SEAT... *TR