self-rescuer

self-rescuer

[¦self ′res·kyü·wər]
(mining engineering)
A small filtering device carried by a miner underground to provide immediate protection against carbon monoxide and smoke in case of a mine fire or explosion; used for escape purposes only, because it does not sustain life in atmospheres containing deficient oxygen.
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* 23% of the hourly workers surveyed reported less than full confidence in their ability to demonstrate or explain how to properly don a self-contained self-rescuer (SCSR).
It's not uncommon for rescuers, because of fear or stress, to bite down so hard on the mouthpiece of their self-rescuer that they break their teeth.
Virgil took the self-rescuer from an alcove chiseled into the sharp planes of the country rock and held the steel canister aloft.
The miners would have survived had they been supplied with their own self-rescuer, a portable oxygen kit that cost less than a fiver.
"One of the most important pieces of equipment was the self-rescuer, an emergency breathing pack for when something went wrong," says Rosemary.
Every worker underground should have with him a self-rescuer, regardless of the type of mine.
1 had a brand-new belt (for carrying a self-rescuer, tools, and a lamp battery) and a hard hat, yellow to indicate I was a rookie.
The SLRD, or self-rescuer long duration, has a rated duration of 60 minutes and provides faster oxygen generation at the start of deployment.
Contract notice: supply of self-rescuer evacuation equipment for the sanitation service department of the water and sanitation service
self-rescuer filtering with technical characteristics is not worse: indicators requirements gost r 53261-2009 protective action time, not less than 15 min.