Why is Chlorine Added to Tap Water?


is a very strong disinfectant. It is generally added to the public water supplies to eliminate pathogenic bacteria. These pathogenic bacteria might be present in the water or the pipes which transport the water. Chlorine is highly reputed to act as a savior against water-borne diseases, especially cholera. The disinfectant provides safe and clean water to industry and homes. Read on to know

why is chlorine added to tap water


Pros and Cons of Chlorine

There are several pros and cons of using chlorine. This disinfectant reacts with some other elements which naturally-occur in the water to form harmful toxins known as

trihalomethanes (THMs)

. These toxins gradually enter into our bodies and lead to several ailments ranging from eczema and asthma to heart disease and bladder cancer. A study found that when pregnant women largely consumed chlorinated tap water, they had higher number of birth defect rates and miscarriage.

A Recent Report

According to a report published by

Environmental Working Group

, water supplies in and around Bay Area in California, Pittsburgh and Philadelphia in Pennsylvania and Washington, D.C. were found to have dangerous amounts of contaminated tap water. The water coming out of tap is contaminated with chlorinated byproducts.

Other Alternatives to Chlorine

It is not easy to minimize water pollution. Also, cleaning the watersheds is not an easy task. But there are other alternatives to chlorination for disinfecting drinking water. Instead of chlorine. Ozone is being used to disinfect the water supplies in many Canadian and European cities. Even in the U.S., ozone treatment is being widely used.

The most basic option is filtration at the tap. The efficient and best filters for eliminating THMs and other impurities are carbon-based filters. You can do an online search for knowing the various types of carbon-based filters.

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