1. Water, usually from wells or surface sources, which has had no previous treatment and is entering a water processing system or device. 2. Water at […]
The statement by the water softener manufacturer about the expected number of grains per gallon of total hardness (as calcium carbonate equivalent) that will be removed […]
The manufacturer-specified maximum and minimum flow rates at which a particular piece of water treatment equipment will continuously produce the desired quality of water.
The basis for calculating the period of time, or number of gallons delivered by a water softener, filter, or deionizer, between regenerations or servicing, as determined […]
A colorless, odorless, short-lived radioactive gas which is produced by decay of the uranium/radium series and is soluble in water. Radon is considered carcinogenic when inhaled […]
An organic chemical group of cationic surface active compounds that tend to take up and hold on to surfaces of other substances; the group consists of […]
