نتایج جستجو برای: malondialdehyde particulate matter
تعداد نتایج: 239519 فیلتر نتایج به سال:
today, the cement industry is one of the major air polluting industries in the world. hence, in this study, owing to the importance and role of contaminants from the plant, an appraisal of the emission contributions in addition to other factors have been discussed. there are several reasons behind the importance of modeling air pollutants. first, the assessment of standards for air pollution, a...
mobasheri mr * (phd), hejazi a (msc) department of remote sensing, kntoosi university of technology, tehran, iran original article received: 16 jan 2014, accepted: 21 apr 2014 abstract introduction: air pollution may affect health through increasing respiratory and cardiovascular morbidities and mortalities. in this study, we investigated the correlation between the concentr...
Exposure to airborne particulate matter has been linked to cardiovascular events. Whether this finding reflects an effect of particulate matter exposure on the triggering of events or development of atherosclerosis remains unknown. Using data from the Multi-Ethnic Study of Atherosclerosis collected at baseline (2000-2002), the authors investigated associations of 20-year exposures to particulat...
UNLABELLED Clinicians have had concerns about particulate matter contamination of injectable drug products since the development of the earliest intravenous therapeutics. All parenteral products contain particulate matter, and particulate matter contamination still has the potential to cause harm to patients. With tens of millions of doses of injectable drug products administered in the United ...
Background and purpose: Particulate matter is one of the main pollutants in underground transport systems. Increase in its concentration leads to health problems in passengers and metro staff. Current research aimed at studying the concentration of particulate matter with aerodynamic diameter less than 10 micron (PM10) in Tehran underground transport system. Materials and methods: In thi...
Particulate matter is one of the most important indoor air pollutants involved in a number of adverse health effects, such as premature deaths and increased mortality of infants and other parts of sensitive population. This paper focuses on investigation of metal substances of suspended as well as settled particulate matter in indoor environment. The monitoring of particulate matter concentrati...
This study presents one of the first long term datasets including a statistical summary of PM2.5 concentrations obtained from one-year monitoring in 190 cities in China. We found only 25 out of 190 cities could meet the National Ambient Air Quality Standards of China, and the population-weighted mean of PM2.5 in Chinese cities are 61 μg/m(3), ~3 times as high as global population-weighted mean,...
Measures such as improved process design, operation, maintenance, housekeeping, and other management practices can reduce emissions. By improving combustion efficiency, the amount of products of incomplete combustion (PICs), a component of particulate matter, can be significantly reduced. Proper fuel-firing practices and combustion zone configuration, along with an adequate amount of excess air...
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