The braking system contains many moving parts, and because brakes work by creating friction to slow or stop the vehicle, many of these parts wear a little each time the brakes are applied. For example, car brake pads contain 'friction material' â€“ a material with a rough surface which is forced onto the car brake disc to slow it down, or stop it completely, during braking. This rate that this friction material wears is... FULL ARTICLE @ http://www.mb-liverpool.co.uk/car-brakes-liverpool/
Read this article a while back and HAD to find it again and share. A group of people saw a motorcycle accident and all acted together to lift a car off of a complete stranger. They saved his life. Together, we can do anything!