IN A SUDDEN ICE/SNOW STORM HIT A PATCH OF ICE & VEHICLE STARTED TO SLIDE TO LEFT TOWARDS TRAFFIC. SWERVED TO RIGHT & HIT A STUMP. NEITHER AIR BAGS DEPLOYED UPON IMPACT. PASSENGER'S SEAT BELT BROKE. DRIVER HIT KNEE ON DASHBOARD. DRIVER'S SEAT BELT REMAINED INTACT. NO EMERGENCY TREATMENT. INSURANCE TOTALED VEHICLE. *AK