here's where you can buy it online: http://www.Amazon.com/exec/obidos/tg/stores/offering/list/-/B000BZZ24I/all/ref=dp_bb_a/102-7812143-2974566?%5Fencoding=UTF8&redirect=true&condition=new%2F Muriatic acid is the old chemical name for Hydrochloric Acid (HCl). It's very strong and is present in the stomach. It's also extremely dangerous so you should handle it with EXTREME CAUTION.
rain and acid wash
Muratic acid or Sulfaric acid
Muratic Acid is the best to clean concrete. You can buy it at Lowes or Home Depot. It has to be diluted with water first.
A weak acid solution will usually clean this of. (take care with the acid though)
You clean it.
You can swim in it immediately Obviously the above person does not know what they are talking about. Better answer would be to wait 20 minutes for the pump to circulate the water and to keep you from swimming through a cloud of ACID. You would certainly regret swimming thru the acid if it got into a wound even a small cut or in your eyes or mouth or mucous membranes.
use muratic acid to bring down Ph and TA
stumbled into very useful info for you, atWhat_are_the_advantages_and_disadvantages_of_a_saltwater_swimming_poolShort article BUT many interesting and educational comments from pool owners.
Reduces alkalinity of swimming pool water (softens hard water)
To keep your swimming pool clean you will need a filters and a water pump. A vacuum would as be a good idea.
Usually any where inside the pool
With a net.