Glossary Terms

The measure of the electrical conductance of water or a water solution at a specific temperature, usually 25oC. (See resistance.)

The liquid, such as water, in which other materials (solutes) are dissolved. (See solute.)

A device, such as a power driven pump or an eductor system, designed to feed a solution of a water treatment chemical into the water system, […]

The substance which is dissolved in and by a solvent. Dissolved solids, such as the minerals found in water, are solutes.

An electrical device operated by a magnetic coil to make the valve either open for flow or close to shut off water flow. This type of […]

Common salt which is produced by solar evaporation in shallow ponds or lagoons and used in water softenerregeneration.

Any water that is treated to reduce hardness minerals to 1.0 gpg (17.1 mg/l) or less, expressed as calcium carbonate.

Any water which contains less than 1.0 gpg (17.1 mg/l) of hardness minerals, expressed as calcium carbonate

Liquid bleach; used as a source of chlorine in water treatment. Laundry bleach available from grocery stores is 5.25 percent chlorine and commercial strength bleach available […]