noun. A bag that is recessed in an automobile interior and is inflated upon impact in a crash to prevent injury to a passenger.

noun. An inflatable bag used for lifting heavy objects, especially one made of strong rubber used to lift vehicle or debris, as in an emergency.

noun. A protective system in automobiles in which when a crash occurs, a bag containing nitrogen, formed by the explosive decomposition of sodium azide, quickly inflates in front of the driver or passenger, preventing injury to the head. Side air bags, including the back seat passengers, also prevent injury.

noun. A person who talks too much; a windbag or gossip.

"The powder that is used to depoly the airbag is an irritant and can cause a smoke or haze in the car."

Andover  antifreeze  cross-type  cryonic  fibre-optic