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ROG - reactive organic gases (unburned gasoline) ... These are mainly direct combustion products from gasoline- or diesel-burning internal combustion engines. ... There is a significant source of ROGs from stationary industries and small businesses.
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apollo.lsc.vsc.edu/classes/met130/notes/chapter18/la_pr...
apollo.lsc.vsc.edu/classes/met130/notes/chapter18/la_primary.html
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Pollutants can also be classified as either primary pollutants or secondary pollutants. A primary pollutant is one that is emitted into the atmosphere directly from the source of the pollutant and retains the same chemical form.
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www.epa.gov/apti/course422/ap2.html
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A primary pollutant is an air pollutant emitted directly from a source. ... A secondary pollutant is not directly emitted as such, but forms when other pollutants (primary pollutants) react in the atmosphere.
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www.greenfacts.org/glossary/pqrs/primary-pollutant-seco...
www.greenfacts.org/glossary/pqrs/primary-pollutant-secondary-pollutant.htm
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Common sources of these primary pollutants include power station and industrial plants (sulphur dioxide), and road transport (carbon monoxide, particulate matter and nitrogen oxides). Ozone is a secondary pollutant, formed in the air as a result of chemical reactions.
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www.ace.mmu.ac.uk/eae/air_quality/Older/Air_Pollutants....
www.ace.mmu.ac.uk/eae/air_quality/Older/Air_Pollutants.html
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Methods of Abatement ... · Incomplete combustion of fossil fuels used in internal combustion engines and coal fired electrical generating facilities. ... · Formation of secondary air pollutants such as PAN’s...
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lincoln.pps.k12.or.us/lscheffler/PrimaryAirPollutants.h...
lincoln.pps.k12.or.us/lscheffler/PrimaryAirPollutants.htm
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Kevin Jenkins Chemistry Open Book Paper . Describe, in terms of photochemical smog, what is meant by primary pollutants and secondary pollutants in the atmosphere, and list the main primary and secondary produced as a result of motor vehicles.
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www.coursework.info/i/28625.html
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Atmospheric Sciences question: What is the difference between secondary and primary pollutants? Primary pollutants are pollutants that enters the air directly from a source and Secondary pollutants are ... Name four primary pollutants? Are primary pollutants man-made or natural? Compare primary and secondary air...
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wiki.answers.com/Q/What_is_the_difference_between_secon...
wiki.answers.com/Q/What_is_the_difference_between_secondary_and_primary_pollutants
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Aside from three samples with slightly elevated levels of arsenic and lead, the testing found concentrations of these pollutants below levels expected to cause health effects, according to the agency.
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pubs.acs.org/cen/news/83/i38/8338pollutants.html
pubs.acs.org/cen/news/83/i38/8338pollutants.html
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Air pollution - Wikipedia, the free encyclopedia
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Air pollution is the introduction of chemicals, particulate matter, or biological materials that cause harm or discomfort to humans or other living organisms, or damages the natural environment, into...
en.wikipedia.org/wiki/Air_pollution
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