Glossary of Water and Wastewater Terms

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5 random terms from our glossary

volute (vol-LOOT)

The spiral-shaped casing that surrounds a pump, blower, or turbine impeller and collects the liquid or gas discharged by the impeller.

C-zoned

An area set aside for commercial use.

most probable number (MPN)

See MPN.

wire-to-water efficiency

The combined efficiency of a pump and motor together. Also called the overall efficiency.

hydraulic

Referring to water flowing through manmade structures, such as pipes or channels, or natural environments, such as rivers.