The disinfecting effect of chlorine is necessary for tap water and public health (thereby avoiding waterborne epidemics, such as cholera, enteritis) and although there are several other methods of disinfection of water (such as ozone, ultraviolet radiation, the chloramines etc.).
Each with its advantages and disadvantages, chlorination is currently considered the most effective and advantageous. Therefore, the water continues to come up to our faucet chlorinated, in swimming pools do strokes in it, while the houses water pipes are more often and these chlorine design.
However, there are several concerns about the effects of chlorine on our body. Chlorine, combined with existing organic compounds, such as aromatic, from pesticides, creates dioxins all now know that dioxins are amongst the most persistent and harmful to humans substances. Additionally, chlorine can cause irritation in some people's skin and often troubling especially infants.