|
Zeolite |
A group of hydrated sodium
aluminosilicates, either natural or synthetic, with ion exchange
properties. (See gel zeolite, greensand.) |
|
|
|
|
Zeolite Softening |
The removal of calcium and
magnesium by ion exchange using natural or synthetic zeolite. The term is
sometimes used to refer to all ion exchange softening processes, even
though organic ion exchange resins, not inorganic zeolites, are in most
common use today. |
|
|
|
|
Zero Soft |
Water with a total hardness
less than 1.0 grain per U.S. gallon, as calcium carbonate. |
|
|
|
|
Zone Of Aeration |
The layer in the ground
above an aquifer where the available voids are filled with air. Water
falling on the ground percolates through this zone on its way to the
aquifer. |
|
|
|
|
Zone Of Saturation |
The layer in the ground in
which all of the available voids are filled with water. |