Airbags may cause either complacency or fear in drivers. The truth is, they are neither soft and velvety pillows nor are they instruments bent on doing you harm. When properly used, they save lives and reduce or prevent crash injuries. The key is understanding how they work and using them correctly. This starts with rejecting common myths about them that can cause a fatality or serious injury. Here are three: Airbags Make Seat Belts Obsolete Airbags are supplemental devices. That is, they won’t protect you when used alone without wearing a.