Earplugs: Difference between revisions
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====Earplug survey==== | ====Earplug survey==== | ||
Copyright | Copyright by [http://www.ninja250.org/IanJ Ian Johnston] | ||
Several years ago I bought a box of 200 pairs of 3M 1100 earplugs | Several years ago I bought a box of 200 pairs of 3M 1100 earplugs | ||