The National Library of Medicine's TOXNET (TOXicology Data NETwork) resource--http://toxnet.nlm.nih.gov-- is a group of databases covering chemicals and drugs, diseases and the environment, enviornmnetla health, occupational safety and health, poisoning, risk assessment and regulations, and toxicology. Recently TOXNET interface was updated and features:
- Improved appearance
- Intuitive interactive capabilities
- Improved multi-database search
- Easy selection of item to save in "My List"
- More accessible menus and pull-downs
- Type-ahead Browse
- Hover over Help