نتایج جستجو برای: disposal of asbestos

تعداد نتایج: 21166068  

Journal: :iranian journal of earth science 0
h. fajković department of geology, faculty of science, university of zagreb, horvatovac 95, 10000 zagreb, croatia

in 2007, research was carried out to determine the type and amount of asbestos fibers in a croatian factory with a long history of making asbestos-containing products.since the 1970s, asbestos fibres have been considered carcinogenic in humans i.e as a known cancer-causing agent. in the environment, asbestos fibres are inactive and naturally resist biodegradation. in time, fibres can only be gr...

Journal: یافته 2004
tahereh Zandieh,

Introduction: A large number of studies have proved a relationship between maligant mesothelioma and workers exposed to asbestos. The purpose of this study was to evaluate the degree of immunocompetence of the asbestos workers in comparison with non asbestos workers. Methods and materials: In this study 7 asbestotic patients, 73 workers exposed to asbestos and 59 controls from 2 Farsit fact...

Journal: :International journal of occupational medicine and environmental health 2011
John Lange Giuseppe Mastrangelo Luca Cegolon

Szeszenia-Dąbrowska et al. [1] provided an interesting view on the current state of asbestos-related diseases in Poland. Observation reported in this study can be extended to other developed nations. As mentioned by the authors, asbestos exposure levels have dramatically changed since the 1950/1960’s (e.g., 8 to 0.001 f/cc). The type of activity associated with asbestos has also changed. Histor...

ژورنال: سلامت کار ایران 2010
آذین, سید علی, حیدری, محمد مهدی, صالح پور, سوسن, میرمحمدصادقی, ساجده , چراغوندی, علی,

Background and aimsThe relationship between pleural malignant mesothelioma and exposure to asbestos is well-known, but there is no accurate information regarding high risk occupations and types of exposure in Iran. In this study we specified high risk jobs for asbestos exposure.MethodsIn this case-control study, 64 cases with diagnosis of pleural malignant mesothelioma who were admitted in Masi...

Journal: :British journal of industrial medicine 1990
R Murray

The emotionalised subject of asbestos is treated in chronological terms: how the "magic mineral" known in ancient times in Europe and Asia became in the late nineteenth century an important industrial resource of particular interest to the navies of the world; and how its malign effects gradually became apparent during the present century. The media have made asbestos a notorious villain, but i...

Ali Abdolahnejad , Ali Asghar Ebrahimi , Amir Mohammadi , Hamideh Niknazar , Mehdi Mokhtari , Negar Jafari , Yaghob Hajizadeh ,

Introduction: Today, have been approved scientifically relationship between presence of asbestos fibers in the human respiratory area and malignant diseases such as lung advanced fibrosis (Asbestosis), gastrointestinal, lung and Laryngeal cancers. The aim of this study was the determination of asbestos fibers concentration in Yazd city’s air in the summer of 2015. Materials and Methods: ...

Journal: :The international journal of occupational and environmental medicine 2013
A Ahmed Khan A Ahmed Nafees Z Fatmi

Cite this article as: Ahmed Khan A, Ahmed Nafees A, Fatmi Z. Asbestos risk assessment in Pakistan: current scenario and way forward. Int J Occup Environ Med 2013;4:50-51. Asbestos is used widely in various manufacturing industries in Pakistan despite the adverse health affects associated with it. Around 70% of the global consumption of asbestos is from Asian countries like China, India, Thailan...

Journal: :مجله بهداشت محیط و توسعه پایدار 0
mehdi mokhtari assistant professor, environmental science and technology research center, department of environmental health engineering, school of public health, shahidsadoughi university of medical sciences, yazd, iran. negarjafari jafari phd student, environmental research center, faculty of public health, isfahan university of medical sciences, isfahan, iran. asghar ebrahimi assistant professor, environmental science and technology research center, department of environmental health engineering, school of public health, shahidsadoughi university of medical sciences, yazd, iran. amir mohammadi phd student. environmental science and technology research center, department of environmental health engineering, school of public health, shahidsadoughi university of medical sciences, yazd, iran. ali abdolahnejad phd student. environmental science and technology research center, department of environmental health engineering, school of public health, shahidsadoughi university of medical sciences, yazd, iran. yaghob hajizadeh assistant professor, environmental research center,department of environmental health engineering, faculty of public health, isfahan university of medical sciences, isfahan, iran.

introduction: today, have been approved scientifically relationship between presence of asbestos fibers in the human respiratory area and malignant diseases such as lung advanced fibrosis (asbestosis), gastrointestinal, lung and laryngeal cancers. the aim of this study was the determination of asbestos fibers concentration in yazd city’s air in the summer of 2015. methods: this is a descriptive...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید