Center for Research on Occupational and Environmental Toxicology
This site maintains toxicological information pertaining to major occupational groups, safety topics, and exposure information of chemical agents. Injury prevention information is also included.

ChemFinder.Com
A database of chemicals. Search by name, formula, molecular weight, melting point, boiling point, registry number. CambridgeSoft maintains Chemfinder.

EPA Envirofacts Warehouse
The Envirofacts Warehouse allows you to retrieve environmental information from EPA databases on Air, Chemicals, Facility Information, Grants/Funding, Hazardous Waste, Risk Management Plans, Superfund, Toxic Releases, and Water Permits, Drinking Water, Drinking Water Contaminant Occurrence, and Drinking Water Microbial and Disinfection Byproduct Information

Everything Silver
The Silver Informational Website! Colloidal Silver - Ions and charged silver particles: Safety, toxicity, silver colloid use, & silver generators.

Medical Nuclear, Biological and Chemical (NBC) Online Information Server
The purpose of this site is to provide distributed learning and reference source for medical NBC information. Resources include full-text documents in PDF format, news items, a glossary, and training opportunities. The site is developed by U.S. Army military medical personnel.

Occupational Safety and Health Administration (OSHA)
The mission of OSHA is to protect the health of American workers. This site includes programs & services, publications, statistics, and standards and regulations.

Science Reference Room: Index to Physical, Chemical and Other Property Data
This page is an index to selected library and internet resources that contain chemical, physical, thermodynamic, mechanical, toxicological, and safety data. Some resources are restricted to library users at Arizona State University.

Scorecard
This service is provided by The Environmental Defense Fund. The site contains information on a variety of pollution issues. Information is given at the national, state, and community levels.