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2. Earplug - Wikipedia

   en.wikipedia.org/wiki/Earplug

   In 2007, the American National Standards Institute published a new standard for noise reduction ratings for hearing protectors, ANSI S12.68-2007. Using the real ear attenuation at threshold data collected by a laboratory test prescribed in ANSI S12.6-2008, the noise reduction statistic for A-weighted noise (NRSA) is computed using a set of 100 ...

3. 3M is creating a $1 billion trust for service members who say ...

   www.aol.com/news/3m-creating-1-billion-trust...

   Facing almost 250,000 lawsuits from service members who said its earplugs failed to protect their hearing, 3M is committing $1 billion to resolve the suits.

4. Hearing protection device - Wikipedia

   en.wikipedia.org/wiki/Hearing_protection_device

   Dual hearing protection refers to the use of earplugs under ear muffs. This type of hearing protection is particularly recommended for workers in the mining industry because they are exposed to extremely high noise levels, such as an 105 dBA TWA. [25] [26]} Fortunately, there is an option of adding electronic features to dual hearing protectors ...

5. ‘You don’t want to fall for this’: BBB warns of smart TV scam

   www.aol.com/don-t-want-fall-bbb-101838189.html

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6. 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.

7. 3M agrees to pay $6 billion after US military said faulty ...

   www.aol.com/3m-agrees-pay-6-billion-122151751.html

   The earplugs were used by the US military in training and combat from 2003 to 2015. Veterans accused 3M of selling defective earplugs that caused hearing loss and tinnitus, according to a 2021 ...