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picture1_Environmental Pollution Notes Pdf 55992 | Lecture 7 Ce 433


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File: Environmental Pollution Notes Pdf 55992 | Lecture 7 Ce 433
lecture 7 ce 433 excerpts from lecture notes of professor m ashraf ali buet air pollution air pollution may be defined as any atmospheric condition in which substances are present ...

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    LECTURE 7 
    CE 433 
       Excerpts from Lecture notes of Professor M. Ashraf Ali, BUET.  
   AIR POLLUTION 
   • Air Pollution may be defined as any atmospheric condition 
    in which substances are present at concentrations, above 
    their normal ambient levels, to produce measurable 
    adverse effect on man, animal, vegetation or materials.  
    
   • Key Points: 
    • Type of pollutant 
    • Concentration in air 
    • Time of exposure 
       Components of air pollution problem 
            Emission Sources                                            Atmosphere 
                                             Pollutants 
                                                                                   Mixing and 
                                                                                    Chemical 
                                                                                 Transformation 
                                                                        Receptors 
    Composition of atmospheric gases in 
    clean, dry air at ground level (TABLE) 
                  Source: http://www.slideshare.net/armindaortiz/e1-environmental-chemistry-air-pollution 
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...Lecture ce excerpts from notes of professor m ashraf ali buet air pollution may be defined as any atmospheric condition in which substances are present at concentrations above their normal ambient levels to produce measurable adverse effect on man animal vegetation or materials key points type pollutant concentration time exposure components problem emission sources atmosphere pollutants mixing and chemical transformation receptors composition gases clean dry ground level table source http www slideshare net armindaortiz e environmental chemistry...

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