Assertion: beryllium | /r/IsA | carcinogen
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Source sentences:
text: Beryllium is also classified as a carcinogen by the International Agency for Research on Cancer and it can cause lung cancer in people who get exposed to beryllium on a daily basis because of their occupations that require them to mine or process the metal, said Dr. Lew Pepper, a medical researcher at Queens College Center for the Biology of Natural Systems in New York.