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See also: Water softening. Soft water is surface water that contains low concentrations of ions and in particular is low in ions of calcium and magnesium. Soft water naturally occurs where rainfall and the drainage basin of rivers are formed of hard, impervious and calcium poor rocks.ecause soft water has few calcium ions, there is no inhibition of the action of soaps and no soap scum is formed in normal washing. Similarly, soft water produces no calcium deposits in water heating systems. Water that is not soft is referred to as hard water.
Definition. Natural or treated water that does not contain a significant amount of dissolved minerals such as compounds of calcium or magnesium. It produces copious lather with a little amount of SOAP or detergent and does not form scales in boilers, heaters, and kettles.how more usage examples... You should try to work with soft water in your factory if at all possible so that you aren't having extra minerals involved. 9 people found this helpful. My friend informed me that this was soft water and not the typical water that I was used to and that interested me a lot.