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May 10, 1941

The Working Environment and the Health of Workers in Bituminous Coal Mines, Nonferrous Metal Mines, and Nonferrous Metal Smelters in Utah

JAMA. 1941;116(19):2227. doi:10.1001/jama.1941.02820190103028

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This report is a notable one in the series of joint investigations by the U. S. Public Health Service and individual states. As the result of a preliminary survey by the federal agency in 1936 it was discovered that the major industrial health hazards in this state occurred in bituminous coal mines, nonferrous metal mines and nonferrous smelters and involved exposures to dusts of silica, lead and other metals and to various fumes and gases. Three representative coal mines, three metal mines and two smelters, employing in all two thousand eight hundred and thirty-nine men, were selected for detailed study. This involved complete physical examination of all employees with roentgenograms of their chests, serologic tests for syphilis, blood examinations for evidence of lead absorption where indicated, a routine urine examination in all cases and in 961 a spectroscopic examination of the urine for lead. Engineering studies of the environments of

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