Plumbing Study Questions with Correct Answers

Plumbing Study Questions with Correct Answers URI Phase - Answer-the phase of a plumbing project that the plumber locates all supplies and waste connections from the building systems to public utilities What Pipe can you use for tubing cold water systems - Answer-PVC Water supply systems provide fresh water; _______ systems remove wastewater - Answer-DMV Above-ground rough-in - Answer-Second phase of a plumbing project, during this phase holes are cut in walls, ceilings, and floors. Then, supply and waste pipes are attached or hung so they can be connected to fixtures. This is also refered to as stack out, top out, or in wall rough in. Appurtenances - Answer-Accessories or apparatus that require no demand from the water supply side and add no load to the waste side Aqueduct - Answer-A man made channel used to carry water Aquifer depletion - Answer-The use of underground fresh water at a rate faster than it can be replenished Backfow - Answer-The flow of contaminated water into the freshwater system resulting from cross-connection between potable and non-potable water systems Backflow preventer - Answer-A device that prevents nonpotable water from entering a potable supply system Bioswale - Answer-A depression in the ground that filters pollutants from storm water Chlorine - Answer-A heavy, greenish-yellow gas used as a disinfectant in water treatment. Chlorine should be handled in water treatment. Code - Answer-Minimum standards for various types of construction, it carries the force of law Cross-connection - Answer-An arrangement between a potable water system and a non-potable water system in which an accidental pressure differential between the two systems causes backflow of contaminated water into the freshwater system Disinfection - Answer-The process of destroying harmful organisms in potable water DWV - Answer-A piping system that combines sanitary drainage with venting Ethics - Answer-A set of principles and values that guise an individual's conduct Filtration - Answer-The process of cleansing water to remove particles and chemicals