Chemicals present in shampoos, detergents can lead to cancer-study

Chemicals present in shampoos, detergents can lead to cancer—study
http://www.themedguru.com/20100529/newsfeature/chemicals-present-shampoos-detergents-can-lead-cancer-study-86135899.html

"Certain ingredients present in shampoos, detergents and other household cleaning agents might be a potential source of the formation of a cancer causing contaminant, reveals a recent research conducted by William Mitch, chemical engineer from Yale University."