Unusual Patterns
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Unusual Patterns


Unusual Patterns

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Jim Pharr teaches that unusual patterns are often great clues to investigate a fire. In this example, there is a doughnut pattern that was caused by air movement and sooting. In the center, there was not enough air to combust the ignitable liquid, which resulted in less burning in that location. Also, be on the lookout for the pooling of liquids and the patterns created from this occurrence. Be careful stating that there was a flammable or combustible liquid present until the lab verifies a... More
Material Type: Collection
Technical Format: Video
Date Added to MERLOT: March 15, 2010
Date Modified in MERLOT: July 22, 2012
Submitter: Steve Gervais
Keywords: doughnut, patterns, pooling, combustible, arson, flammable, unusual, investigation, burning, video, fire, investigate


  • Reviewed by members of Editorial board for inclusion in MERLOT.
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Primary Audience: College General Ed, Professional
Mobile Compatibility: Not specified at this time
Technical Requirements:  
Language: English
Cost Involved: no
Source Code Available: unsure
Accessiblity Information Available: no
Creative Commons: unsure


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