3.1. Overview3.2. Chemical Warfare Agents3.3. Toxic Industrial Chemical3.4. Toxic Syndromes3.5. Chemical Characteristics Affecting Incident Decision-Making3.6. Considerations for Defining the Extent of Contamination 3.1. Overview 3.2. Chemical Warfare Agents 3.3. Toxic Industrial Chemical 3.4. Toxic Syndromes 3.5. Chemical Characteristics Affecting Incident Decision-Making 3.6. Considerations for Defining the Extent of Contamination Book traversal links for 3. Hazardous Chemical and Their Characteristics ‹Previous 2.8. Risk Communication Next› 3.1. Overview