INFLATIONARY ISSUES: There's a problem or two with airbags that some car makers still can't get their head around

摘要

Back in the 70s, researchers in Italy discovered a hard truth about airbags - any car in which they were fitted had to have very, very efficient ventilation. That's because airbags expand rapidly inside the car cabin and the air they displace has to go somewhere, and the ventilation of the day wasn't up to it. So the windows were blowing out.