Glossary Terms

May 3, 2017

grab sample

A single sample of material collected at one place and one time.
May 3, 2017

gpm

Gallons per minute
May 3, 2017

gpg

Grain(s) per gallon.
May 3, 2017

gpd

Gallon per day.
May 3, 2017

globe valve

A valve in which the closing element is a sphere, or a flat or rounded gasket, which is moved into or onto a round port.
May 3, 2017

Giardia Lamblia

An intestinal parasite commonly found in water supplies originating in mountainous or wooded watersheds. It exists as a free-swimming protozoan-like organism in warm-blooded animals’ intestines, causing […]
May 3, 2017

gel zeolite

A synthetic sodium alumina silicate ion exchange product that was very widely used in residential water softeners prior to development of DVB/styrene cation resin.
May 3, 2017

gate valve

A valve with the closing element that is a disc which is moved across the stream, often in a groove or slot, for support against pressure.
May 3, 2017

galvanic corrosion

The form of corrosion which occurs in a galvanic cell, in which one of the metals goes into solution; accelerated by high concentrations of dissolved minerals […]