1. Chemistry Informatin on the Internet This site is a good place to start to look for almost anything related to chemistry. It has links to other sites and access to chemistry software programs.
2. Chemistry Links by Henry Zhang Another site that indexes various internet sites that have information on chemistry and chemistry software.
3. Periodic Table by Mark Winter This site contains a comprehensive periodic table and a variety of information about each of the elements. The site contains physical data about each element, histical background, crystal images, and humorous cartoons.
4. Institute for Science Information ISI contains several different chemical information databases, such as Current Chemical Reactions (CCR) and the Reaction Citation Index (RCI). CCR is a monthly publication of new chemical reactions found in the literature, while RCI is a compilation of over 400,000 reactions with references. A free trial of RCI is available at the website.
5. PolymersDotCom A mega server of polymer links mostly related to the industrial use and production of polymers.

General References Used in Ye Olde IPN Shoppe

1. Sperling, L.H. Interpenetrating Polymer Networks and Related Materials;
   Plenum: New York, 1981.
2. Sperling, L.H. In Interpenetrating Polymer Networks; Klempner, D.; Sperling,
   L.H.; and Utraki, L.A., Eds. ACS Advances in Chemistry 239; American Chemical Society:
   Washington D.C., 1994.

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