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Noise Pollution - PowerPoint PPT Presentation

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Noise Pollution

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NOISE POLLUTION WHAT IS NOISE POLLUTION? Sound that is unwanted or disrupts one s quality of life is called as noise. When there is lot of noise in the environment ... – PowerPoint PPT presentation

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Date added: 2 November 2012
Slides: 8
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Learn more at: http://www.eng.utoledo.edu
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