A urine culture may be done to: 1  Find the cause of a urinary tract infection (UTI). 2  Make decisions about the best treatment for a UTI. 3  This is called sensitivity testing.4  Find out whether treatment for a UTI worked. urine culture may be done to: 1  Find the cause of a urinary tract infection (UTI). 2  Make decisions about the best treatment for a UTI. 3  Find out whether treatment for a UTI worked.
plumbing, plumbing system - utility consisting of the pipes and fixtures for the distribution of water or gas in a building and for the disposal of sewage. shower - a plumbing fixture that sprays water over you; they installed a shower in the bathroom.
In modern plumbing, a drain-waste-vent is part of a system that removes sewage and greywater from a building, and regulates air pressure in the waste-system pipes to aid free flow. Waste is produced at fixtures such as toilets, sinks, and showers, and exits the fixtures through a trap, a dipped section of pipe that always contains water.