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Fire investigation is a complex process that requires a systematic approach to uncover the truth about the origin and cause of a fire. The scientific method provides a framework for fire investigators to gather and analyze evidence, make observations, develop hypotheses, conduct experiments, and draw logical conclusions. In this article, we will explore the key steps of the scientific method as applied to fire investigation, highlighting the importance of adherence to established protocols and the utilization of credible sources and references.   Observation: Gathering Clues from the Fire Scene The first step in the scientific method is observation. Fire investigators carefully [...]

Thorough documentation of the fire scene is essential for fire investigators to accurately determine the origin and cause of a fire. Chapter 16 of the National Fire Protection Association (NFPA) 921 (2021 edition) provides valuable guidance on scene documentation, outlining the necessary steps and considerations. In this article, we will delve into the importance of scene documentation, exploring the methods, tools, and key elements outlined in NFPA 921 (2021). By understanding the significance of comprehensive documentation and following the recommended practices, fire investigators can enhance the effectiveness and credibility of their investigations.   Preliminary Documentation: Setting the Stage for Investigation Before [...]

Lithium batteries have become increasingly prevalent in our modern lives, powering a wide range of devices from smartphones to electric vehicles. However, these batteries also pose unique challenges and hazards, making them an important focus for fire investigators. In this comprehensive guide, we will explore the key considerations and potential risks associated with lithium batteries. By understanding the characteristics of these batteries, the fire service can effectively investigate incidents involving lithium battery fires and enhance public safety. Overview of Lithium Batteries: Understanding the Technology Lithium batteries are rechargeable energy storage devices that utilize lithium ions to facilitate the flow of electricity. [...]