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2. Chester Greenwood - Wikipedia

   en.wikipedia.org/wiki/Chester_Greenwood

   Chester Greenwood (December 4, 1858 – July 5, 1937) was an American engineer and inventor, known for inventing the earmuffs in 1873. [1] He reportedly came up with the idea while ice skating and he asked his grandmother to sew tufts of fur between loops of wire. [2]

3. Muff (handwarmer) - Wikipedia

   en.wikipedia.org/wiki/Muff_(handwarmer)

   Handlebar muffs are a utility product for motorcycles and scooters to provide increased comfort in adverse weather conditions, to protect the rider from rain and wind chill. With UK commercial-availability in the early 1960s, [ 4 ] they are still available in three variations from a UK merchandiser of motorcycle accessories, including dedicated ...

4. 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 ...

5. Motorcycle accessories - Wikipedia

   en.wikipedia.org/wiki/Motorcycle_accessories

   A motorcycle with sliders protecting the fork, the handle bar ends, and the frame Various kinds of sliders, called frame sliders, frame protectors, fairing protectors, or crash bobbins, are attached to motorcycles with the intention of minimizing damage to the bike's fairings , frame , engine , and other parts, in the event of a crash, or an ...

6. Earmuffs - Wikipedia

   en.wikipedia.org/wiki/Earmuffs

   Firearms range from a noise level of 140 dB to 175 dB depending on the firearm type. It is recommended to use dual hearing protection (earmuffs and earplugs together) when using firearms. [10] Exposure to loud noises damages the hair cells in the inner ear that are essential for sending neural impulses to the brain in order to perceive sounds.

7. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.

8. Sports News & latest headlines from every league - AOL.com

   www.aol.com/sports

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

9. Muffler - Wikipedia

   en.wikipedia.org/wiki/Muffler

   Silencer (silver) and exhaust pipe on a Ducati motorcycle A silencer cut open to show the insulation, chambers and piping inside the shell. A muffler (North American and Australian English) [1] or silencer (British English) is a device for reducing the noise emitted by the exhaust of an internal combustion engine—especially a noise-deadening device forming part of the exhaust system of an ...