(thing) by The Alchemist Thu May 25 2000 at 21:46:44
International Union of Pure and Applied Chemistry.

Divided into:

  1. Physical Chemistry
  2. Organic Chemistry
  3. Organic and BioMolecular Chemistry
  4. Macromolecular
  5. Analytical Chemistry
  6. Chemistry and Environment
  7. Chemistry and Human Health
  8. See http://www.iupac.org/ for details.

I like it!