15 results for “Occupational exposure”

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Research ArticleOpen accessIn the abstractExperimental Study of Electromagnetic Environment in the Vicinity of High Voltage LinesWafa Tourab, Abdesselam Babouri, Mohamed NemamchaProblem statement: Several studies have investigated the impact of electromagnetic field generated by high voltage power lines on environment. The evaluation of electric and magnetic field quantities are of paramount interest in the characterization of electromagnetic environment of the proposed line. The purpose of this study was to analyze the behavior of electromagnetic fields generated by power lines in an … …American Journal of Engineering and Applied Sciences, Vol. 4, Issue 2 · 12 Jul 2011 · 8,316 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEffects of N-Acetylcysteine on Auditory Brainstem Response Threshold Shift in Rabbits Exposed to Noise and Carbon MonoxideSeyedbagher Mortazavi, Masoud Motalebi Kashani, Ali Khavanin et al.Problem statement: Noise Induced Hearing Loss (NIHL) is one of the most important occupational disease in worldwide. NIHL has been found to be potentiated by simultaneous Carbon monoxide (CO) exposure. Exposure to noise plus CO is common in occupational and environmental settings. Free radicals have been implicated in cochlear damage resulting from exposure to noise and due to CO hypoxia … …American Journal of Applied Sciences, Vol. 7, Issue 2 · 28 Feb 2010 · 8,040 accessesView PDF Cite

Research ArticleOpen accessIn the abstractMutagenic Screening of Crude Oil Fractions Using Modified Ames Test and Allium cepa (Linn) AssayOlufunsho Awodele, Alade Akintonwa, Sunday O. Olayemi et al.Problem statement: Crude oil which may be broadly characterized as paraffinic or naphthenic is a complex mixture of alkanes, cycloalkanes and aromatic hydrocarbons. About 500,000 workers are employed in crude oil exploration and production worldwide. There have been reports of occupational exposure during drilling, pumping and transportation of crude oil, including maintenance of equipment used for these processes. Thus, skin … …American Journal of Pharmacology and Toxicology, Vol. 5, Issue 1 · 31 Jan 2010 · 8,629 accessesView PDF Cite

Research ArticleOpen accessIn the abstractRelationship between Nickel Exposure and the Level of Carcinoembryonic Antigen among Welders in an Automotive PlantChiang Lee Juan, Shamsul Bahri Mohd Tamrin, Syazwan Aizat Ismail et al.Background: Study on the effect of nickel exposure in the occupational setting and its association to carcinoembryonic antigen (CEA) had been studied before. Questions were raised whether the result from previous study would also show the same pattern of the urinary nickel concentration in this study. Objective: A cross-sectional study was conducted to determine the association between urine nickel concentration … …American Journal of Applied Sciences, Vol. 6, Issue 12 · 31 Dec 2009 · 7,636 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordTunneling Operations, Occupational S&H and Environmental Protection: A Prevention Through Design ApproachDavide Labagnara, Alberto Martinetti, Mario PatruccoThe study refers on the main results of a research work that has been carried out by the Safety and Health group of the Department of Environment, Land and Infrastructure Engineering (DIATI) at the Politecnico di Torino, with reference to the substantial difference that exists between the case of an established absence of hazards due to the presence of noxious … …American Journal of Applied Sciences, Vol. 10, Issue 11 · 11 Sep 2013 · 6,768 accessesView PDF Cite