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Provides extensive overview of topics in toxicology. Substances are listed alphabetically with their uses and toxicology data for humans, animals, and the environment.
Look up toxicological data for industrial compounds, including CAS numbers, physical and chemical properties, exposure limits, and biological tolerance values for occupational exposures,
JoVE is a peer-reviewed, PubMed-indexed video methods journal publishing experimental techniques in biology, chemistry, engineering, environmental sciences, behavioral sciences, and medicine.
JoVE Science Education is a library of simple video demonstrations teaching scientific fundamentals in biology, chemistry, physics, engineering, environmental sciences, psychology, and clinical skills.
This is a self-paced course on basic toxicology created by the National Library of Medicine. You can also use it to look up terms or concepts you're not familiar with.
This is a self-paced tutorial on human anatomy created by the National Cancer Institute. Can also be used to find images or terms you're unfamiliar with.
You can search here for information on approved drugs, using either the name of the drug, the application number, or the active ingredient. This site is also available as an app.
The U.S. Environmental Protection Agency enforces federal environmental laws protecting humans and natural resources and sets national standards that states can enforce through their own regulations.
Encyclopedia of Toxicology by 
Patty's Toxicology by 
