Comparison of Wound Certification Programs*. Updated 6/8/2006. *References: www.wocncb.org; www.aawm.org; www.wcei.net; http://www.nawccb.org/certification.html. Provider. Wound, Ostomy and Continence Nursing. Certification Board. Wound Care Education Institute American Academy of Wound Management.
The metal rotor that the brake pads squeeze together can sometimes vibrate, causing a squeaking noise. Luckily, there are several ways to fix this: 1  Use a milk spray, lotion or cream on the back of the pads [source: Allen].  Use sandpaper to sand off surface hardening of the brake pad/shoe surface.
Â· just now. 1  Air In Brakes. 2  If you have air in your brake pipes your brake pedal goes spongey and your brakes hrdly work and can stop. 3  It is the pressure of the fluid in the brake lines that pushes the friction part of the brakes against the moving part to stop the car. It works because if you push on one end of tubing with fluid in it (like the part by the brake pedal) the same pressure will show up at the other end (the part at the wheels).