He devised a system of superchlorination of Seine River water followed by dechlorination with sulfur dioxide.
2.
Regular superchlorination ( every two weeks in summer ) helps to eliminate these unpleasant odors in the pool.
3.
This treatment, called superchlorination, involves adding three to four times the usual dosage of chlorine once a week before sunrise or after sundown.
4.
Although a verb for superchlorination, " shock " is often mis-understood ( through marketing and sales language ) to be a unique type of product.
5.
Chloramine can be removed from tap water by treatment with superchlorination ( 10 ppm or more of free chlorine, such as from a dose of sodium hypochlorite bleach or pool sanitizer ) while maintaining a pH of about 7 ( such as from a dose of hydrochloric acid ).
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