Which symptom is commonly associated with severe chemical exposure?

The symptom commonly associated with severe chemical exposure is burns. When an individual comes into contact with hazardous chemicals, especially corrosive substances like acids or alkalis, these materials can cause immediate tissue damage, which manifests as burns. This reaction can occur on the skin or mucous membranes, leading to pain, blisters, and tissue destruction.

Dizziness, nasal congestion, and dry skin can also be symptoms of chemical exposure; however, they are typically associated with less severe situations. Dizziness may arise from inhalation of vapors or fumes, nasal congestion can occur from irritants affecting the respiratory tract, and dry skin might result from contact with certain chemicals but is less indicative of severe exposure than burns. Thus, burns are the most prominent and alarming symptom associated with serious chemical exposure, highlighting the urgent need for medical intervention.