NFPA 921 : 2017

Chapter 1 - Administration
Chapter 2 - Referenced Publications
Chapter 3 - Definitions
Chapter 4 - Basic Methodology
Chapter 5 - Basic Fire Science
Chapter 6 - Fire Patterns
Chapter 7 - Building Systems
Chapter 8 - Active Fire Protection Systems
Chapter 9 - Electricity and Fire
Chapter 10 - Building Fuel Gas Systems
Chapter 11 - Fire-Related Human Behavior
Chapter 12 - Legal Considerations
Chapter 13 - Safety
Chapter 14 - Sources of Information
Chapter 15 - Planning the Investigation
Chapter 16 - Documentation of the Investigation
Chapter 17 - Physical Evidence
Chapter 18 - Origin Determination
Chapter 19 - Fire Cause Determination
Chapter 20 - Classification of Fire Cause
Chapter 21 - Analyzing the Incident for Cause and
             Responsibility
Chapter 22 - Failure Analysis and Analytical Tools
Chapter 23 - Explosions
Chapter 24 - Incendiary Fires
Chapter 25 - Fire and Explosion Deaths and Injuries
Chapter 26 - Appliances
Chapter 27 - Motor Vehicle Fires
Chapter 28 - Wildfire Investigations
Chapter 29 - Management of Complex Investigations
Chapter 30 - Marine Fire Investigations
Annex A - Explanatory Material
Annex B - Bibliography
Annex C - Informational References
Annex D - Photograph Credits
Index

Defines guidelines and recommendations for the safe and systematic investigation or analysis of fire and explosion incidents.