City Pedia Web Search

Search results

1. Results From The WOW.Com Content Network

2. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   A hearing protection device, also known as a HPD, is an ear protection device worn in or over the ears while exposed to hazardous noise and provide hearing protection to help prevent noise-induced hearing loss. HPDs reduce the level of the noise entering the ear. HPDs can also protect against other effects of noise exposure such as tinnitus and ...

3. Earplug - Wikipedia

   en.wikipedia.org/wiki/Earplug

   See also: Plug (jewellery) Pre-molded earplugs (left), formable earplugs (center), and roll-down foam earplugs (right) An earplug is a device that is inserted in the ear canal to protect the user's ears from loud noises, intrusion of water, foreign bodies, dust or excessive wind. Since they reduce the sound volume, earplugs may prevent hearing ...

4. Earmuffs - Wikipedia

   en.wikipedia.org/wiki/Earmuffs

   Earmuffs that are also hearing protection. Earmuffs refer to two different items. Both items consist of a thermoplastic or metal head-band that fits over the top or back of the head, and a cushion or cup at each end to usually cover both ears. The cups can either be clothing accessories designed to cover a person's ears for warmth or personal ...

5. Noise-induced hearing loss - Wikipedia

   en.wikipedia.org/wiki/Noise-induced_hearing_loss

   Otorhinolaryngology, audiology. Noise-induced hearing loss ( NIHL) is a hearing impairment resulting from exposure to loud sound. People may have a loss of perception of a narrow range of frequencies or impaired perception of sound including sensitivity to sound or ringing in the ears. [ 1] When exposure to hazards such as noise occur at work ...

6. We tested Zepp Clarity hearing aids and here's ... - AOL

   www.aol.com/lifestyle/zepp-clarity-hearing-aids...

   The Pixie offers premium features similar to prescription models at $1999 — $1799 if you catch it on sale. Like the Zepp Clarity One model, the in-canal design makes these hearing aids nearly ...

7. Hearing conservation program - Wikipedia

   en.wikipedia.org/wiki/Hearing_conservation_program

   The NRR provides the estimated attenuation of the hearing protection device. The NRR obtained in the lab is often higher than the attenuation provided in the field. To determine the amount of noise reduction afforded by a hearing protection device for the A weighted scale, OSHA recommends that 7 dB be subtracted from the NRR. This new NRR ...