Results 91 to 100 of about 20,517 (217)
Health requirements for advanced coal extraction systems [PDF]
Health requirements were developed as long range goals for future advanced coal extraction systems which would be introduced into the market in the year 2000.
Zimmerman, W. F.
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Objective To investigate the epidemiological characteristics and survival status of pneumoconiosis cases reported in Jiulongpo District, Chongqing, and to provide scientific evidence for prevention and control strategies.
DIAO Jun
doaj +1 more source
U.S. Government Manual 2008-2009 Edition: Department of Labor [PDF]
[Excerpt] The purpose of the Department of Labor is to foster, promote, and develop the welfare of the wage earners of the United States, to improve their working conditions, and to advance their opportunities for profitable employment.
U.S. Government Printing Office
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Assessment and Characterization of Airborne Dust in Coal Surface Mine [PDF]
Now a day’s dust pollution is the major environmental issue inside an opencast mine, which has various effects on human life. There are a number of fugitive sources, and activities which cause dust pollution inside an opencast mine eg.
Kumar, Prashant, Padhi, Aswini Kumar
core
Toxicity of Carbon Nanotubes in the Lungs of Mice 7 and 90 Days After Intratracheal Instillation [PDF]
Single-walled carbon nanotubes have many potential applications in the electronic, computer, and aerospace industries. Because unprocessed nanotubes could become airborne and potentially reach the lungs, their pulmonary toxicity was investigated.
Hunter, Robert L. +3 more
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Objective To analyze the characteristics and survival outcomes of newly diagnosed occupational pneumoconiosis cases in Jingdezhen and to provide scientific evidence for the prevention and control of pneumoconiosis in the region.
TANG Junzhe
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Foreign Labor Trends Report: 2007 United States of America [PDF]
An overview of recent trends in the United States\u27 labor market, government, economy and ...
United States Department of Labor
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