CHY 423 Lecture Notes - Smog, Cool Air, Smoking
2 Apr 2013
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Only memorize the data numbers shown in the presentations and talked about. They are natural and manufactured: natural include forest fires, volcanoes most of them that we cannot avoid, manufactured has different kinds of industry and the burning of fossil fuels. Is a chemical gas that has three oxygen atoms combined. In los angeles there is also a big problem with photochemical smog. In cold climates the problem is not that, it is less significant. In the morning and in the evening the concentration is lower (ozone concentration) sunlight. It is logical because many urban people exercise on the street together with the emissions and gases and they breathe deeper, take in much more air in their lungs. These particulate matter can be associated with acidic material acids as these acids damage the lungs a lot (very dangerous to our lungs)
