D004430Level 5

Ear Protective Devices

**Definition:** Personal devices for protection of the ears from loud or high intensity noise, water, or cold. These include earmuffs and earplugs.

**Tree numbers:** - E07.700.560.250 - J01.637.215.600.199 - J01.637.708.560.250

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Official DownloadPublic Domain (US Government)Source

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