American College of Occupational and Environmental Medicine: An organization of occupational and environmental physicians, to promote and protect the health of workers through preventive services, clinical care, research, and educational programs

Directory of Sites in Occupational and Environmental Health: Provides many 'home grown' academically derived educational resources (also available as FAQs) as well as vetted and updated 'links' relating to Occupational and Environmental Health and Medicine

Preventing Adverse Health Effects From Exposure to Beryllium on the Job: US OSHA Hazard Information Bulletin on this substance

Where to find MSDS on the Internet: A regularly updated site featuring over 85 free resources for material safety data sheets (MSDS) sites on the internet