What does IDLH stand for?

The term IDLH stands for Immediately Dangerous to Life and Health. This designation is critical in the context of hazardous materials response and safety. It refers to concentrations of airborne contaminants or conditions that pose an immediate threat to life or could cause irreversible health effects. Understanding this term is essential for first responders, as it guides them in making decisions about the use of personal protective equipment (PPE) and the need for evacuation in hazardous situations. Recognizing IDLH conditions allows responders to quickly assess risks and take necessary precautions to ensure their safety as well as the safety of others in the vicinity of a hazardous materials incident.