Question

chlorine is mostly used to treat water because it :​

Answer 1

Answer:

it keeps the water clean

Answer 2

Answer:

Besides killing dangerous germs like bacteria, viruses and parasites, chlorine helps reduce disagreeable tastes and odors in water. Chlorine also helps eliminate slime bacteria, molds and algae that commonly grow in water supply reservoirs, on the walls of water mains and in storage tanks.