IDLH | definition of IDLH by Medical dictionary
Also found in: Acronyms
Abbreviation for Immediate Danger to Life and Health level.
immediately dangerous to life and health air concentration value,
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
Documentation for Immediately Dangerous to Life or Health Concentrations (IDLH
): NIOSH Chemical Listing and Documentation of Revised IDLH
Values (as of 3/1/95) [Online].
is defined as a condition "that poses a threat of exposure to airborne contaminants when that exposure is likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment (Bolinger, 2004; NIOSH, 2007).
references "conditions that pose an immediate threat of severe exposure to contaminants.
In most cases the LOC is arrived at by taking one-tenth of the IDLH