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2. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   Single-use, disposable earplugs are available in addition to reusable options. [31] Earplugs intended for single-use should not be washed for reuse as this degrades the material and reduces effectiveness. [32] Most reusable earplugs can be cleaned using mild soap and warm water between uses and should be replaced every 2–4 weeks. [31]

3. Earplug - Wikipedia

   en.wikipedia.org/wiki/Earplug

   Using both ear muffs (whether passive or active) and earplugs simultaneously results in maximum protection, but the efficacy of such combined protection relative to preventing permanent ear damage is inconclusive, with evidence indicating that a combined noise reduction ratio (NRR) of only 36 dB (C-weighted) is the maximum possible using ear ...

4. Hearing protection fit-testing - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_fit-testing

   Hearing protector fit-testing is a method that measures the degree of noise reduction obtained from an individual wearing a particular hearing protection device (HPD) - for example, a noise canceling earplug or earmuff. Fit testing is necessary due to the fact that noise attenuation varies across individuals.

5. Hearing conservation program - Wikipedia

   en.wikipedia.org/wiki/Hearing_conservation_program

   The main difference between earmuffs and earplugs, is that earmuffs are not inserted inside the ear canal. Instead the muffs create a seal around the outside of the ear to prevent noise from reaching the inner ear. Earmuffs are easy to wear and often provide a more consistent fit than an earplug.

6. Earmuffs - Wikipedia

   en.wikipedia.org/wiki/Earmuffs

   Two people wearing behind-the-neck earmuffs. Thermal earmuffs are worn for protection from the cold. Because the ears extend from the sides of the head to gather sound waves, they have a high skin surface-area-to-volume ratio, and very little muscle tissue, causing them to be one of the first body parts to become uncomfortably cold as temperatures drop.

7. 5 Tips to Make the Best Alcohol-Free Cocktails, According to ...

   www.aol.com/5-tips-best-alcohol-free-182900197.html

   Gone are the days of the sad mocktail — the cranberry cocktail topped with a bit of seltzer or a blend of every juice behind the bar. A growing number of bartenders are paying just as much ...