Chloroform is released as a vapor from hot running water, such as in a shower. Heavy metals used in water pipes can bring lead, cadmium, copper, iron and zinc to our taps. Filters can remove some, but not all, contaminants in water. To determine which type of filter is best for your needs, you first should check with your local water department to determine what pollutants are in your water source and what treatment the water receives from the municipality. Buying bottled water is no guarantee of purity.
Regulations governing bottled water are inconsistent from place to place.
There are a number of natural products on the market. The best ones will provide a list of ingredients, and most of these ingredients will have familiar names. The average American bathroom cabinet is a veritable chemicopia of soap, mouthwash, toothpaste, shampoo and hygienic products. Once again, the federal government does not require labeling of ingredients, so consumers don't know what they are applying to sensitive areas of their body every day. Many tampons are subjected to chlorine-based bleaching.