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WATER DISTRIBUTION - PART 3 Questions and Answers Rated A+
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WATER DISTRIBUTION - PART 3
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WATER DISTRIBUTION - PART 3A ___ is a device that measures the amount of water used. - answer Water meter
The use of a ____ which acts as a backflow preventer, prevents a vacuum in a water
supply from causing backflow. - answer Vacuum breaker
A ___ is any part of the piping system other than the riser, main, or stack. - answer
Branch
A ____ is a valve on the outside of a building with a threaded outlet, usually set at an
angle, that connects to a hose. - answer Hose bibb
A ___ is inserted into a drilled or bored well to protect the well from contamination. -
answerWell casing
A buffalo box is properly called a ____. - answerCurb box
____, or feeder lines, are the main water supply lines, to which branches are
conneccted. - answerService lines
A special key can be inserted into a ____ to stop the flow of water during servicing or in
case of an emergency. - answerCurb box
____ in wastewater treatment is the thickening of liquid mixtures into soft or solid
masses. - answerCoagulation
A ___ connects the building water service line to the water main. - answerCorporation
stop
Fixture risers and stub-outs are mounted on a ____. - answerBacking board
Deterioration to metal pipe caused by an electric current or a chemical reaction that
occurs between different types of metals is ____. - answerGalvanic corrosion
_____ are a measure used to properly size pipes in water distribution systems. -
answerWater Supply Fixture Units (WSFU)
The acidity of water is identified by its ____ value. - answerpH
When water is allowed to flow without restriction through a valve, the flow is typically
referred to as ____. - answerStraight-through flow
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