Glossary Terms

A chemical substance which stabilizes pH values in solutions.

A strong solution of salt(s), usually sodium chloride and other salts too, with total dissolved solids concentrations in the range of 40,000 to 300,000 or more […]

1. Bridging occurs in water softening when salt sticks together to form one large solid mass of pellets, or by the salt caking in a dry-salt […]

The appearance in the effluent from a water conditioner of the material being removed by the conditioner, such as hardness in the effluent of a softener, […]

A chlorination procedure in which chlorine is added until the chlorine demand is satisfied and a chlorine residual occurs. The breakpoint is reached when free chlorine […]

Water containing dissolved solids in the range >1,000ppm (parts per million) to <15,000ppm.

A shallow (10 to 100 feet or 3 to 30 meters) large-diameter well (8 to 36 inches or 20 to 90 cm) constructed by hand-operated or […]

The cover on a gate valve.

Abbreviation for “Biochemical Oxygen Demand”.