Through the use of coral in gold several diseases can be warded off, particularly tropical fevers, chicken pox, jaundice, fistula, impotency and ailments pertaining to blood, particularly impure blood.
The goal of shocking your pool is to raise the free chlorine level of your pool water to roughly 10 times the combined chlorine level of your pool water.
There are basically three reasons to shock a pool - I call them the A-B-C's of Pool Shocking. 1  Algae - Chorine is a great algaecide. 2  Bacteria - Chlorine kills bacteria, when dosed properly. 3  Chloramines - Chlorine breaks apart combined chlorine molecules.