Always begin by checking the power steering fluid level because the steering pump is the heart of the power steering system. If the level is low, we could assume that the system is leaking fluid. Next, itâs important to check the color and viscosity of the fluid. Normal color is red or straw-colored.
In order to understand both how to keep your nails healthy and how they can act as an indicator of health problems, first you have to know that fingernails are made of layers of a protein called keratin. This protein is also found in your skin and hair [source: Mayo Clinic]. But your nails are more than just keratin.
Fingernails: growth of... Nails are composed of a protein called keratin. (Skin, hair, horn, hoofs are also made out of keratin.). The nail grows from the nail matrix. The nail matrix is the moon (or lunula). Further along the nail, the matrix ends and we come to the nail bed. The nail can be considered to resemble a flattened, cubist-like, hair follicle..