WAS TRAVELING ON HIGHWAY AT 55MPH AND VEHICLE HIT A BUMP. THEN, SUDDENLY AIR BAGS DEPLOYED. LOST CONTROL OF VEHICLE DUE TO LOSS OF VISIBILITY. MOVED TO SLOW LANE & HIT CEMENT WALL & WENT INTO A TAIL SPIN. REAR BUMPER WAS HIT BY ANOTHER VEHICLE & CAME OFF. HORN FAILED TO WORK WHEN IT WAS USED. DRIVER RECEIVED BURNS ON RIGHT HAND FROM PASSENGER SIDE AIR BAG. *AK