Hearing Protection ...Listen Carefully Now, listen carefully, because your hearing depends on it. Everyday noise from engines, compressors, jackhammers, shop equipment, power generators and artillery fire injures your hearing over time. Even if the noise doesn't seem loud, it can cause harm. The loss is painless pain·less adj. Free from complication or pain: a painless operation. pain  less·ly adv. , gradual. By the time you realize you're losing your nearing, me damage has been done. If you work in a noisy area or your TM directs you to wear hearing protection, then wear earplugs or noise muffs. Your safety office or preventive medicine preventive medicine, branch of medicine dealing with the prevention of disease and the maintenance of good health practices. Until recently preventive medicine was largely the domain of the U.S. people can test your workplace for dangerous noise levels and tell you what kind of hearing protection to use. It Depends on the Decibels For steady-state noise of 85 to 103 decibels, you must wear single hearing protection, either earplugs or noise muffs. Noise from 104 to 108 decibels requires double hearing protection. That's when you wear earplugs in combination with noise muffs or a helmet designed to reduce noise. Noise greater than 108 decibels not only requires you to wear double protection but also to limit your time exposed to noise. Ask your medical folks for details. Types of Hearing Protection Common types of hearing protection include earplugs and noise muffs. The Army is now discouraging the use of ear canal ear canal n. The narrow, tubelike passage through which sound enters the ear. Also called external auditory canal. caps to protect your hearing. They're not as effective in cutting out noise as earplugs or noise muffs. Foam earplugs are disposable and do not require fitting by medically trained personnel. NSN NSN National Stock Number NSN Nokia Siemens Networks NSN National Storytelling Network NSN NATO Stock Number NSN New Substances Notification (CEPA) NSN National Student Number (NZ) NSN Never Say Never 6515-00-137-6345 brings 200 individually wrapped pairs. They come in a dispenser box with an adhesive adhesive, substance capable of sticking to surfaces of other substances and bonding them to one another. The term adhesive cement is sometimes used in place of adhesive, especially when referring to a synthetic adhesive. back that makes it easy to stick the box to a wall or door in your work area. Your medical people must fit you with triple flange flange (flanj) a projecting border or edge; in dentistry, that part of the denture base which extends from around the embedded teeth to the border of the denture. flange n. 1. or quad flange earplugs. They are issued with a carrying case that can also be used with foam plugs. Get extra cases with NSN 6515-01-100-1674. Noise muffs, NSN 4240-00-022-2946, are considered safety items. You can buy them through regular supply channels or from commercial sources. To learn more about hearing protectors Hearing protectors are devices designed to prevent Noise-Induced Hearing Loss (NIHL), a type of post-lingual hearing impairment.
Another good source of information is the hearing conservation program on the US Army Center for Health Promotion and Preventive Medicine web site at: http://chppm-www.apgea.army.mil/hcp/devices.aspx |
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