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- Equipment, tools, and parts:
- Closed circuit breathing apparatus
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- Conference papers
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4/1/1994 - Conference papersTo address communicating while wearing an SCSR, two-way, FM radios were built in and improved mouthpieces were added to the SCSR to improve the ability to communicate. Prototypes we built and tested. Leaky feeder systems are also described.
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Content source: National Institute for Occupational Safety and Health, Mining Program