Premier Best Autocare • Tyre Shop on Instagram: "Learning about cars for beginners: Part 19, Brakes Brakes are the most important safety system in your car. They work by using friction to slow you down. Here’s how: when you press the pedal, pressurized brake fluid travels through the brake lines to the caliper. The caliper squeezes the brake pads against a spinning disc called the rotor. That squeezing action creates friction, and since the rotor spins with your wheels, the friction slows your c