Typhoid fever is contracted by the ingestion of the bacteria in contaminated food or water, through poor personal hygiene, or close contact with someone who is infected. Patients with acute illness can contaminate the surrounding water supply through stool, which contains a high concentration of the bacteria.
Turn off the main water valve that provides water to the bathtub and open the faucet handle to relieve the pressure. Remove the handle cover cap by prying it off with the blade of a pocket knife. Unscrew and remove the central handle screw, using a Phillips screwdriver. Pull off the handle.
To use a dresser, remove the faucet stem and insert the seat grinder down to the valve seat in the faucet body. Using moderate pressure, turn the tool clockwise a few times. Then clean the valve seat with a cloth to remove any metal shavings. A loose nut in a faucet's packing can be another reason for a leaky faucet.