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Self-contained self-rescue device . A photo of two CSE SR-100 self-contained self-rescuer devices. ... SCSRs are most commonly used in some coal mines, are intended for one person, and... More details » …
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A self-contained self-rescue device, SCSR, self-contained self-rescuer, or air pack is a portable oxygen source for providing breathable air when the surrounding atmosphere lacks oxygen or is contaminated with toxic gases, e.g. carbon monoxide.. Self-rescuers are intended for use in environments such as coal mines where there is a risk of fire or explosion, and in a location where no …
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