IDLH


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IDLH

Abbreviation for Immediate Danger to Life and Health level.

immediately dangerous to life and health air concentration value

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IDLH

The presence in the atmosphere of any inhalable agent capable of causing severe injury or death after a brief exposure to it. In operational terms, the presence of any airborne contaminant that people should avoid unless they have access to respiratory protection.
References in periodicals archive ?
Independent tests completed by the Miller Nelson Research Lab indicate that when faced with a contaminant concentration twice the NIOSH/OSHA IDLH (Immediately Dangerous to Life and Health), the mask maintained breathable concentrations for more than 15 minutes.
The IDLH references "conditions that pose an immediate threat of severe exposure to contaminants.
The RAID-AFM can detect and identify up to 20 chemical warfare agents and toxic industrial chemicals with short response times at IDLH (Immediate Danger to Live and Health) levels.
In most cases the LOC is arrived at by taking one-tenth of the IDLH level.