Drinking Tap Water Disinfected With Chlorine May Harm Fetus

According to this article, drinking water disinfected by chlorine while pregnant may increase the risk of having children with heart problems, cleft palate or major brain defects. This finding came from an analysis of nearly 400,000 infants in Taiwan.

http://www.biology-online.org/articles/drinking-tap-water-disinfected-chlorine.html