It is made by bubbling chlorine gas through a solution of
Calcium hypochlorite is the main ingredient in swimming pool
Calcium hypochlorite is one of the best disinfectants known,
killing bacteria, yeasts, fungus, spores, even viruses.
Calcium hypochlorite is used to disinfect water supplies and
swimming pools more than its sodium cousin
(household bleach), because it can be sold as a solid (it does
not attract moisture from the air and clump up like sodium
hypochlorite powder does).