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A free resource for searching databases on toxicology, hazardous chemicals, and environmental health. Includes most of the collections formerly available on TOXNET.
Information on chemical and biological hazards, leaks, spills and unplanned releases, hazardous waste management, fires and explosions, safety legislation relating to laboratory work.
Bretherick's Handbook of Reactive Chemical Hazards by 
The Dictionary of Substances and Their Effects by 
Hazardous Chemicals Handbook by 
