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The Chemical Heritage Foundation
A non-profit foundation dedicated to preserving and making known the history of the chemical sciences.
http://www.chemheritage.org/
The Chemical Industry
Providing information on all facets of the world-wide chemical industry. Many links to web resources of interest to chemists and the chemical industry.
http://www.neis.com/
The Foam Book
A reference source for aqueous foam technology subdivided by application.
http://www.aquafoam.com
The Sol-Gel Gateway
resources for chemists, materials scientists, and device technologists working on sol-gel related fields.
http://www.solgel.com/
The Wired Chemist
a collection of chemistry resources, including problems for general and organic chemistry, and NMR and crystallographic resources.
http://wulfenite.fandm.edu/
Thorium
An information source of thorium and thorium-related topics.
http://www.thorium-waste.com/