What is a significant risk associated with chemical exposure in emergency response?

Asphyxiation is a significant risk associated with chemical exposure in emergency response due to various factors related to hazardous materials. When responders encounter chemicals, they may be exposed to substances that can displace oxygen in the air or irritate the respiratory system, making it difficult to breathe. Chemicals like carbon monoxide or other toxic gases can hinder the body's ability to take in oxygen, leading to an immediate and life-threatening situation.

Preparing properly includes using personal protective equipment (PPE), ensuring adequate ventilation, and employing air monitoring devices to detect hazardous atmospheres. Recognizing asphyxiation as a risk emphasizes the need for precautions when approaching incidents that involve potentially lethal chemicals. Understanding this risk is essential for any emergency responder, as it directly relates to their safety while performing their duties.