نتایج جستجو برای: chemical exposure
تعداد نتایج: 668608 فیلتر نتایج به سال:
Background and aims: Chemical materials are very useful in our lives. Laboratory technicians expose to different chemicals. Long term repeated exposures to hazardous chemicalsmay lead to chronic effects. In this research the risk of occupational exposure to hazardous chemicals in laboratories of educational and therapeutic centers of Qom University of medical sciences were assessed. Methods...
In the present work we studied the incidence of fetal deaths among conceptions whose fathers or both parents were survivors of chemical warfare attacks by Iraq. We showed that there was significant correlation between frequency of fetal deaths among conceptions which eventuated after exposure of the parents to gas bombs compared to the frequency of fetal deaths among the control group. Thi...
Background: The use of chemicals is essential in education resulting in exposure to these pollutant in a variety of chemical and research laboratories. Chemical contaminants in chemical laboratories are in different forms and chemical exposure risk assessment is important for choosing appropriate controls in protecting the health of operators, experts and students. For risk assessment in chemic...
Background and Aims: workers in petrochemical industries are exposed to various contaminants and are facing to serious hazards, therefore a comprehensive risk assessment program for identification of hazardous chemicals that affect human health and also determination of hazardous tasks and processes is necessary. Methods : This descriptive cross-sectional study was conducted in three stag...
Molecular epidemiology in cancer research grew from the field of chemical carcinogenesis and the use biomarkers for environmental exposures, with incorporation of principles from early pharmacogenetics. Over the years, molecular epidemiology has become extremely complex, with studies evaluating associations between cancer risk and prognosis and numerous markers of susceptibility, exposure and e...
Introduction: Skin disease caused by exposure to the chemicals is one of the major health-related problems in the workplaces. This study has done to prioritize the strategies for skin exposure with chemical in a painting company. Material and Method: In this analytical cross-sectional study 7 criteria and 8 selection control methods were initially chosen by surveying the existing records and t...
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