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:: Volume 7, Issue 1 And 2 (5 1999) ::
aud 1999, 7(1 And 2): 151-155 Back to browse issues page
Sound control in the physic lab in the polyacryl company and studying the noise reduction by means of different absorbents
Abstract:   (6570 Views)

Studying noise effect at the workplace has more various aspects than other factors. So it is not surprising that its adverse impact on the physical and mental state of the society has been detected to some extent. There is a significant correlation between the hearing loss and the noise pollution of the workplaces. The most important ways to lessen and control the impact of noise are: substituting the noisy equipments with ones that produce less noise, correcting noise sources and isolating the sound source.In the current study we tried to control the noise level by using various sound absorbents and measured sound level by using these different substances. The results of these measurements have reported in the current article in details.

Keywords: sound absorbents, sound pressure level, Permanent Link
Full-Text [PDF 843 kb]   (1535 Downloads)    
Type of Study: Research |
Accepted: 2013/10/26 | Published: 2017/11/8
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Volume 7, Issue 1 And 2 (5 1999) Back to browse issues page
شنوایی شناسی - دانشگاه علوم پزشکی تهران Bimonthly Audiology - Tehran University of Medical Sciences
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