A mixture of pollutants, principally ground-level ozone, produced by chemical reactions in the air involving smog-forming chemicals. A major portion of smog-formers come from burning of petroleum-based fuels such as gasoline. Other smog-formers, volatile organic compounds, are found in products such as paints and solvents. Smog can harm health, damage the environment and cause poor visibility.
Smog is a combination of fog and pollution. The common cause of a widespread thick fog is a temperature inversion. If there is a significant source of pollution under the inversion, it gets trapped along with the fog. The famous London pea-soupers were produced by mixing fog with the smoke from several million open hearths burning coal. The coal used contained a large amount of sulphur, so the smoke contained lots of sulphur dioxide. This nasty yellow tinged fog killed hundreds of people in the 1950s; the resulting public outcry led to a ban on burning this type of coal. London still gets very thick fog at times, but it doesn't hurt the lungs any more. Los Angeles has an even bigger problem. Their pollution source is car exhaust emissions, especially oxides of nitrogen. . The photo-actinic effect of their continual strong sunlight makes the pollution worse. Banning cars is politically impossible, so the state of California has done the next best thing, with the strictest emission standards in the world. The problems caused by smog vary according to the pollution type. They include : Lung damage from bronchitis to cancer; severe eye irritation; blackened buildings; smelly hair and clothes.
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No. Smog includes ozone and more compounds in the troposphere. Ozone is found in all layers of the atmosphere, where it protects all surface life based on DNA. When it is found in concentrations >0.05 ppm in the troposphere, it is considered a pollutant, a constituent of smog.
Ozone and smog are both air pollutants. Ozone is a secondary pollutant formed when emissions from vehicles and industrial sources react with sunlight, while smog is a combination of pollutants, including ozone, formed from vehicle emissions and industrial processes.
The formation of smog occurs when ozone and vehicle exhaust react in sunlight. Smog is a type of air pollution containing ozone, nitrogen oxides, and volatile organic compounds that form ground-level ozone and fine particulate matter, contributing to health and environmental problems.
Ground level ozone is what protects us from UVA and UVB rays. Smog is a mix of smoke and fog and it's VERY bad for your lungs and the atmosphere around us. There's tons of it in California.
Ozone is a key component of smog. Smog forms when pollutants such as nitrogen oxides and volatile organic compounds react in the presence of sunlight to create ground-level ozone. High levels of ozone in smog can be harmful to human health and the environment.
Ozone layer present in troposphere is known as bad ozone. It is a pollutant and is a major constituent of urabn smog.
Ozone is not a pullutant. Our ozone is what is being destroyed by the air pollution called smog.
Ozone and smog are pollutants at ground level. They cause various problems.
The main ingredients of smog are fine particulate matter and ground-level ozone.
Yes, photo chemical smog can be a mixture of ozone and other pollutants. Ozone is also a pollutant at ground level.
Ozone present in the troposphere is also called as bad ozone. It is also a green house gas. It is the major constituent of the urban smog.
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vehicles make up smog and ground level ozone. They are pollutants.
Ozone present in the troposphere is also called as bad ozone. It is also a green house gas. It is the major constituent of the urban smog.
No. Smog includes ozone and more compounds in the troposphere. Ozone is found in all layers of the atmosphere, where it protects all surface life based on DNA. When it is found in concentrations >0.05 ppm in the troposphere, it is considered a pollutant, a constituent of smog.
photochemical