Category: Plugs & Tips

Plugs & Tips

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‘WSJ’ Reports Jury Sides with 3M in Second Earplugs Trial

A jury in the second trial of a class-action lawsuit brought by military members who alleged that 3M did not disclose design flaws in its dual-ended Combat Arms Earplugs, Version 2 (CAEv2), ruled in favor of the company, according to an article in the “Wall Street Journal.”

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Modification of Musicians’ Earplugs

Marshall Chasin explains how earplugs are modified for long-eared or short-eared individuals who have ear canal resonances that are less, or more, than the usual 2700 Hz.

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