Air bag is a safety device in a car that inflates automatically in case of a collision. There are various synonyms for the term airbag, including 'supplemental restraint system', 'inflatable restraint system', 'frontal airbags', 'driver-side airbags', 'passenger-side airbags', 'side airbags', 'curtain airbags', 'knee airbags', and 'shoulder airbags'. These terms are often used interchangeably to refer to the same device. The prevalence of airbags in modern cars has played a significant role in reducing fatalities and injuries in accidents. Regardless of the name used, airbags remain a critical vehicle safety feature that every driver and passenger should understand and appreciate.