Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Known and Probable Carcinogens (Including Industrial Processes, Occupational Exposures, Infectious Agents, Chemicals, and Radiation) Fact sheet on carcinogens, which are substances "that can cause changes that can lead to cancer." Includes lists of known human carcinogenic substances (such as asbestos and benzene), mixtures (such as alcoholic beverages), and exposure circumstances (including tobacco smoking and certain manufacturing processes). Provides explanatory material about the classification of carcinogens by the International Agency for Research on Cancer (IARC) and the National Toxicology Program (NTP). From the American Cancer Society. http://www.cancer.org/docroot/PED/content/PED_1_3x_Known_and_Probable_Carcinogens.asp?sitearea=PED Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *