Learn about the National Library of Medicine (NLM) TOXNET and other NLM environmental health databases with a guided, self-paced, online course. TOXNET is a Web-based system of databases covering hazardous chemicals, environmental health, toxic releases, chemical nomenclature, poisoning, risk assessment, regulations plus occupational safety and health. "Discovering TOXNET" is taught online in thirteen independent modules. The modules cover TOXLINE, ChemIDplus, TRI, TOXMAP, Hazardous Substances Data Bank, IRIS, Haz-Map, LactMed, WISER, CHEMM, REMM, and a short introductory unit. Students work on their own over a period of 4 weeks to complete any modules of interest. Variable MLA Continuing Education credit is available. Each module offers from 0.5 to 2.0 credit hours, for a total of up to 12 hours. This course is offered through the Moodle course management system and includes guided interactive online tutorials, videos, and discovery exercises. Instructors will be available to answer questions via email and provide assistance throughout the course. Dates: March 1, 2017 to March 31, 2017 To register: https://nnlm.gov/class/discovering-toxnet/6698