Glossary
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Glossary of Pool Terms
There are 67 entries in this glossary.H
| Term | Definition |
|---|---|
| Halogen |
A family of chemical elements containing Chlorine, Bromide, Fluorine, Iodine, and Astatine. With the exception of Astatine, the Halogen family is widely used for a variety of sanitizing situations. |
| Hydrogen Ion |
The positively charged nucleus of a hydrogen atom. Increasing levels of the Hydrogen Ion in the water will cause pH to be lowered. |
| Hydrotherapy Jets |
A spa fitting that blends air and water creating a high-velocity, turbulent stream of air-enriched water. |
| Hydrotherapy Spa |
A non-wooden vessel containing hot moving water for therapeutic use to ease stress, muscle strains and other physical problems. Popular construction types include thermoplastic shells and gunite/plaster interiors. |
| Hypochlorite |
An inorganic (unstabilized) family of chlorine compounds used in various forms to provide chlorine for water treatment. Includes Calcium Hypochlorite, Lithium Hypochlorite, and Sodium Hypochlorite. |
| Hypochlorous Acid |
The active sanitizing compound formed when any type of chlorine is put in water. |