Chlorine.
to keep the water clean and kill germs
Chlorine is generally added to swimming pools and other water attractions in order to keep the water clean. Doses of chlorine typically come in small tablets.
HOCL or hypochlorus acid
*clean chlorine.
Chlorine?<3
Chlorine is the most used (to disinfect and keep clean), but Bromine is also used.
Because if it isn't you would be swimming in nasty germ filled water.
Chlorine is used in swimming pools to disinfect the water by killing bacteria, viruses, and algae. It helps to keep the water safe and clean for swimmers by preventing the spread of diseases and maintaining water clarity.
chlorine
Chlorine is used in swimming pools for a few reasons. The most common are: 1. Chlorine acts as a mild disinfectant, it makes swimming in the water a more sanitary activity. 2. Chlorine also inhibits the growth of algae. Without chlorine, most pools would be green within a few days.
It's used to keep mainly the water clean - Also can use itself as it's own disinfectant.
Chlorine is always a must. You can also get algae killer/preventer and also make sure you have a working clean filter.