The lawsuit blames 3M and its predecessor, Aearo Systems, which originally produced and offered the Battle Arms earplugs, for advertising defective goods. The lawsuit indicates that the companies employed flawed tests treatments to find out the Noise Reduction Score (NRR) for the earplugs, and understood they were not properly http://3mearplugslawsuitclaims55320.qowap.com/27072653/a-review-of-3m-earplugs-lawsuit-timeline