Improve Hearing in Construction Sites with Ear Muffs/Ear Plugs

[unable to retrieve full-text content]Construction sites are now becoming a haven for hearing problems, as confirmed by National Institute for Occupational Safety and Health, which has estimated that a 25-year-old construction worker has the hearing of a 50 ...

Source: http://www.1directory.net/health-fitness/improve-hearing-in-construction-sites-with-ear-muffsear-plugs-6985.html

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