I WAS INVOLVED IN A SINGLE CAR, FRONT END COLLISION, IN WHICH I HIT A CONCRETE STRUCTURE HEAD ON AT APPROX 45 MPH. THE AIRBAGS, NEITHER DRIVER OR PASSENGER, DEPLOYED, RESULTING IN MY HITTING MY HEAD. I FEEL THIS IS A DEFECT AND SURELY A GREAT ENOUGH FORCE TO DEPLOY THE AIRBAGS. DEALER SAYS IT WAS SIMPLY THAT THE SENSORS WERE NOT TRIGGERED. WHAT MORE DOES IT TAKE TO TRIGGER THE SENSORS? *AK