If the battery shows less voltage or won't take a charge, it's time to get out the hydrometer. This device checks the proportions of sulfuric acid and water in the electrolyte, which is a precise indication of the level of charge.
Common causes of cat hair loss, or alopecia, can range from allergic reactions to hormone imbalances to an infestation of some pest or another. Although the different causes can be difficult to pinpoint, most are fairly easy to address and remedy.
Other possible causes of hair loss on tail may include: 1  Skin infections. 2  Hormonal dysfunction, causing sebum overproduction. 3  Cushingâs disease. 4  Skin cancer. 5  Certain drugs. 6  Poor diet. 7  Alopecia, a rare inherited disease. 8  Poor grooming habits, which may be due to obesity and the inability of the cat to clean his tail.