The database contains textual information, pictures, and reference information. The Howard Hughes Medical Institute created this web site as a way to train new employees on laboratory safety. It is a course that takes about an hour to complete, with pop quizzes and a final exam. Visitors can take the entire course or choose from the contents page topics such as glassware washing, chemical safety, mammalian cell culture hazards, laboratory chemical hoods, hazard communication, and emergency response. See also the Chemicool Periodic Table which provides chemical information in table form.
Timeline provides links to the Web sites of some key players in the movement.
The information is linked together in the form of the evolutionary tree that connects all organisms to each other.