Glaucoma is a group of diseases that damage the eyeâs optic nerve and can result in vision loss and blindness. However, with early detection and treatment, you can often protect your eyes against serious vision loss. The optic nerve. The optic nerve is a bundle of more than 1 million nerve fibers.
How long should my brakes last? Depending on the application brake pads should last anything from 15,000 to 70,000 kilometres. If you feel that your brake pads are wearing out prematurely you may need to have your mechanic install heavier duty, temperature resistant brakes pads such as Bendix Heavy Duty.
If it comes on while driving, that probably means your brake system is low on fluid because of a leak or a problem with the brake master cylinder. Note that this is not the same warning light that comes on when you apply the hand- or foot-operated parking brake. All cars and light trucks also have front disc brakes. Most have rear discs, as well, though some lower-priced cars still come with rear drum brakes. With discs, it has been common practice to just replace the brake pads and resurface the rotors on a lathe if needed so the surface is even and smooth.