This comprehensive reference contains guidelines and best practices for working in the hazardous environment of a high consequence event. It contains validated methodologies and introduces the latest technologies for crime scene processing, enhancing the personal and procedural safety of crime scene investigators. The book is a compilation of professional experience, observations, and conversations with CSIs in the field who have encountered these challenges. It provides reliable and court-defensible best practices for CSIs, emergency responders, incident commanders, Hazmat technicians, and military and intelligence officials who will respond to the scene of the next high consequence event. The author's primary intent is to share knowledge that promotes safe practices. CSIs and lab personnel can face many unknown threats as they seek to carry out their job responsibilities, whether at the crime scene or in the laboratory. The possibilities of hazards and contamination at a chemical, biological, radiological, nuclear, and high-yield explosives/toxic industrial chemical event are recognized and safe practices are contained within these chapters to ensure that at the end of the operation, everyone goes home safe.A companion CD-ROM includes a complete OSHA Hazardous Waste Operations and Emergency Response report.