(CNN) The US Department of Health and Human Services released its 14th Report on Carcinogens today, including seven "newly reviewed" substances, bringing its total number of known human carcinogens to 248. Five viruses have been added to the list:These viruses have been linked to more than 20 kinds of cancer, according to the report, including non-melanoma skin cancer, eye cancer, lung cancer, stomach cancer and multiple types of lymphoma. Additionally, trichloroethylene , or TCE -- "an industrial solvent primarily used to make hydrofluorocarbon chemicals" -- is now classified as carcinogenic to humans. "Most people now know that smoking causes lung cancer, but only 11% of smokers get lung cancer ," Birnbaum said. "People who smoke cigarettes are 15 to 30 times more likely to get lung cancer or die from lung cancer than people who do not smoke."

Source: CNN November 03, 2016 21:00 UTC