An easy to use A to Z of some of the most commonly used terms used throughout the water industry.
| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
hardness
Characteristic of waters containing dissolved calcium and magnesium salts that makes lathering difficult.
hydrology
Branch of science concerned with the properties of the Earth's water, and especially its movement in relation to land.
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