204 www.theijoem.com Vol 1 Number 4; October, 2010 Web Surfing Canadian Center for Occupational Health and Safety www.ccohs.ca T he Canadian Center for Occupational Health and Safety (CCOHS) was established to eliminate work-related illnesses and injuries. The Web site has many links to many information sources. One of its very useful links is to “Education & Train- ing” (www.ccohs.ca/education) which brings you to a menu of courses, webinars & con- ferences, presentations, etc. Courses (www.ccohs.ca/products/courses/course_listing. html) cover a variety of e-learning materials—free and subscribed—with quality mate- rials. As an example, one of the free courses entitled “Occupational and Environmen- tal Cancer: Recognition and Prevention” available at www.ccohs.ca/products/courses/ prevent_cancer is very informative for primary care physicians. Using courses needs free registration. Another useful link is to the ChemIndex database (www.ccohs.ca/products/databas- es/chemindex.html) which is a convenient tool for finding information on over 200 000