| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.95 App B - The use of noise-canceling headphones in place of intra-aural earplugs |
| # | Regulations |
|---|---|
| 1 | - 1910.95 App B - Methods for Estimating the Adequacy of Hearing Protector Attenuation |
| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.95 App B - The use of noise-canceling headphones in place of intra-aural earplugs |
| # | Regulations |
|---|---|
| 1 | - 1910.95 App B - Methods for Estimating the Adequacy of Hearing Protector Attenuation |