The Web References in your textbook are maintained here. Click on each link to visit a site on the Web on the subject you would like to research further.

• Web Reference 1
  You can make your own soap! Some fascinating recipes and stories.
  

• Web Reference 2
  A wealth of information from the Soap and Detergent Association of North America.
  

• Web Reference 3
  Detergents and other surfactants wind up in our streams and oceans. Go to this website for a look at the ecological safety of LAS surfactants from the industrial point of view.
  

• Web Reference 4
  Papers and technical articles on phosphates are available here.
  

• Web Reference 5
  The Cosmetic Ingredient Review (CIR) was established in 1976 by the Cosmetic, Toiletry, and Fragrance Association in an effort to make sure that the safety of ingredients used in cosmetics is thoroughly reviewed.
  

• Web Reference 6
  How the skin tans and how sunscreens work.
  

• Web Reference 7
  The Green Guide has several sites devoted to personal health issues including cosmetics.
  

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