This process is usually applied in order to accomplish one of the following:http://www.gnb.ca/0009/0371/0010/index-e.asp Thanks mom.
• Disinfecting to “neutralize” coliform bacteria
• Disinfecting after making repairs to your well or following extended periods of non-use
• Temporary elimination of hydrogen sulphide (or “rotten egg”) odours
• Temporary removal of iron and manganese build-up
• Removal of bacteria that create slime