2.Crime Scene 10 -- Arrival Procedures 12 -- Hot Zone Entry 25 -- Exiting the Hot Zone 35 -- 3. Locating Sample Points 42 -- General Detection Instruments 43 -- Chemical Agent Detectors 49 -- Biological Agent Detection Equipment 58 -- Radiological Detection Instruments 63 -- 4. Chemical Evidence Collection 67 -- Equipment Preparation 68 -- Chemical Liquids 74 -- Chemical Vapors and Aerosols 105 -- Chemical Agent Solid Sampling 133 -- Chemical Surface Sampling 147 -- Chemical Dermal Sampling 160 -- Chemical Evidence Collection Conclusion 170 -- 5. Biological Evidence Collection 172 -- Equipment Preparation 180 -- Biological Liquids 184 -- Biological Aerosols 202 -- Biological Agent Solid Sampling 219 -- Biological Agent Surface Sampling 229 -- Biological Agent Dermal Sampling 241 -- Biological Evidence Collection Conclusion 252 -- 6. Radiological Evidence Collection 253 -- Sources of Radiological Material 261 -- Radiological Evidence 266 -- Radiological Liquid Evidence Collection 269 -- Radiological Airborne Evidence Collection 286 -- Radiological Solids Evidence Collection 296 -- Radiological Surface Evidence Collection 310 -- Radiological Dermal Evidence Collection 317 -- Radiological Evidence Collection Conclusion 326.