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Pulmonary Problems among Quarry Workers of Stone Crushing
Aug 26, 2020 Respiratory problems and lung function were studied in 403 quarry workers aged 10-60 years. Respiratory of Stone Crushing Industrial Site at Umuoghara, Ebonyi State, Nigeria. (40.2%) and secondary (49.1%) educa-.
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Economy of the crushing process is partly dependent on the angle of nip. Productivity of the secondary crushers handling coarse materials and tertiary and
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Awareness and compliance with use of safety - Ann Nigerian Med
Mar 7, 2013 Background: For years stone quarrying and crushing have been known Materials and Methods: A cross-sectional descriptive study was carried 27.0% of them had primary and secondary levels of eduion respectively.
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ENVIRONMENTAL IMPACT OF STONE QUARRYING ACTIVITIES
Jun 15, 2018 generated by the numerous stone crushing industries in Nigeria. data while Secondary data sources included stone quarry journals, International Results of the one-way ANOVA was conducted to evaluate the level of
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Function of mine environmental compliance department? The development of the oil industry is widely quoted as a secondary factor in the decline in the solid minerals sector due to its Abakiliki Stone Crushers Association, Abakiliki.
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Early occupational hearing loss of workers in a stone crushing industry
Apr 18, 2012 Keywords: Early noise-induced hearing loss, stone crushing noise, from all workers after explaining the purpose and procedure of the study. A qualified audiologist (second author) carried out, on each worker, Hearing impairment among mill workers in small scale enterprises in southwest Nigeria.
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