![]() Additional cases could be caused by exposure to acid mist. We needed to see if more cases developed than we would expect from smoking and drinking alone. We asked this because excessive smoking and drinking can cause cancer of the larynx. In the survey, NIOSH asked whether the worker smoked cigarettes or drank alcohol. Nine men out of 879 men in the survey group had cancer of the larynx. ![]() However, even if you did not answer the questions, the results apply to your health, too. Many of the workers in this study answered questions for the study by mail or over the telephone. ![]() If a study didn’t include enough people, a real association between exposure and present disease may be missed. We studied past workers at three plants so there would be enough people in the study. This study followed the people exposed to acid mist to see if they developed cancer of the larynx. The larynx is the voice box in the throat. This information could help workers exposed to acid mist around the world. ![]() The NIOSH studies helped us learn more about the hazards of exposure to acid mist. NIOSH studied acid mist exposure among steelworkers. Research on long-term exposure Acid Mist Exposure among Steelworkers ![]()
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