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Cold Air

The ice-cold winter air.


  • Clean air should not smell bad. - 13
  • Cold is the absense of heat. - 131
  • In the winter, the sun is much lower in the sky and less intense. Winter days are shorter with fewer hours of sunshine. - 704
  Key words: Air, Cold, Cold-Air, Winter  


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Aprilaire Products
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How Aircraft Carriers Work.
 How Aircraft Carriers Work.

science.howstuffworks.com/aircraft-carrier2.htm - 10
Air Force
 Air Force

af.mil - 12
The National Airline History Museum.
 The National Airline History Museum.

airlinehistory.org - 13
History of the Airplane
 History of the Airplane

wright-brothers.org/History_Wing/History_of_the_Airplane/History_of_the_Airplane_Intro/History_of_the_Airplane_Intro.htm - 14
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  Comments and Quotes  

Air pollutants include: pollen, dust, pet hair, dander, dust mites, tobacco smoke, spores, bacteria and viruses. - 70


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