نتایج جستجو برای: air pollution control equipment

تعداد نتایج: 1608197  

2013
Litao Wang Jing Yang Pu Zhang Xiujuan Zhao Zhe Wei Fenfen Zhang Jie Su Chenchen Meng

Hebei is one of the most air polluted provinces in China. According to the Ministry of Environmental Protection (MEP) for the severe fog-haze month of Jan. 2013, seven of the top ten most polluted cities in China are located in Hebei Province. In this study, the air pollution history and status of the Hebei Province are reviewed and discussed, using the governmental published Air Pollution Inde...

2003
Thomas J. Feeley

The U.S. Environmental Protection Agency (EPA) performed an Information Collection Request (ICR) in 1999 to gather additional information on the control and emission of mercury from coal-fired power plants. The ICR data indicates that a significant, but highly variable, amount of mercury removal can occur across a power plant’s conventional air pollution control (APC) equipment used for the cap...

Journal: :Environmental Health Perspectives 1999
C A Pope

Pollution: Associations Persist with Continued Advances in Research Methodology (See Neas et al., p. 629; Lee and Schwartz; p. 633; and Fairley, p. 637) In this issue of Environmental Health Perspectives there are papers by Fairley, Neas et al., and Lee and Schwartz. Although these papers present different approaches, they provide a reasonable representation of stateof-the-art epidemiologic res...

2009
Nuno J.F. Rodrigues Paulo Gomes Eduardo S. Fernandes Carlos P. Ferreira João Sampaio

− The monitoring of air pollution and air emissions has suffered a great evolution during last decade in Portugal. In relation with this evolution, the necessary metrological control for the measurement equipments increased substantially, as required from the European Norm EN ISO/IEC 17025 [1]. This work compares two alternative methodologies to calibrate equipments for monitoring air pollutant...

Journal: :The University of Chicago Law Review 1982

Journal: :Public Health Reports (1896-1970) 1962

Journal: :Journal of the Air Pollution Control Association 1982

Journal: :Public Health Reports (1896-1970) 1964

Journal: :Journal of the Air Pollution Control Association 1982

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