https://fire-safety.academy/w/index.php?action=history&feed=atom&title=File%3AFse-rollover-v3.svg 2026-11-04T18:11:45Z Revision history for this page on the wiki MediaWiki 1.43.11 https://fire-safety.academy/w/index.php?title=File:Fse-rollover-v3.svg&diff=1943&oldid=prev 2026-11-02T16:07:11Z

<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Four related events in a room fire: rollover (layer burning), flashover, backdraft and smoke explosion. Based on Gottuk and Lattimer (2002), p. 2-55; Walton and Thomas (2002), p. 3-171; Van Rossum (2027), §4.9 and §4.10.<br /> <br /> Original vector illustration for [[Rollover]], level 2 Intermediate.<br /> <br /> * Source basis: Gottuk and Lattimer (2002), p. 2-55 (layer burning); Walton and Thomas (2002), p. 3-171 (flashover, different phenomena); Van Rossum (2027), §4.7 (flashover), §4.9 (backdraft: sudden supply of oxygen) and §4.10 (smoke explosion: premixed gas between the explosive limits, ignited by autoignition or a spark).<br /> * Alt text: Four room cross-sections: flames at the smoke layer boundary, a fully burning room, a fireball at an opened door and an ignited premixed smoke cloud.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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