The red stains are caused by a red yeast growing on the moist hair. By changing the pH of your dogs body, it makes a hostile environment for the yeast to grow. 1/2 tablet of tums once a day will make tears alkaline or 1/2 cap of apple cider vinegar in water to drink will make them acidic. Either will work.
1) At the local level, a backbone is a line or set of lines that local area networks connect to for a wide area network connection or within a local area network to span distances efficiently (for example, between buildings).
A car chassis. The definition of a chassis is the structural framework or base framework of a car, computer, radio, or piece of audio equipment. The metal frame that a car is built around is an example of the chassis.