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.
Should be diluted to prevent damage to all pool surface types. Adds calcium to your pool; a problem for already hard pool water. Leaves behind a messy shock dust after a pool shock treatment. 65% available chlorine. Not bad, but some pool shocks are stronger.