Explaining a Car on Instagram: "A car's emergency brake - also called the parking brake or handbrake - is a simple tool that plays a huge role in safety. It keeps your car from rolling when you're parked, especially on hills, by locking the rear wheels in place. And in rare emergencies - like brake failure - it gives you a backup way to slow the car down and stay in control. Small handle, big responsibility. It's one of those features you hope you'll never need... but you'll be grateful it's the