https://fire-safety.academy/w/index.php?action=history&feed=atom&title=File%3AFse-hydrogen-cyanide-v2.svg 2026-11-04T14:58:01Z Revision history for this page on the wiki MediaWiki 1.43.11 https://fire-safety.academy/w/index.php?title=File:Fse-hydrogen-cyanide-v2.svg&diff=2010&oldid=prev 2026-11-02T16:11:40Z

<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Time to incapacitation against hydrogen cyanide concentration from the exponential expression of the SFPE Handbook, with reported human data. Based on Purser (2002), pp. 2-104–2-105.<br /> <br /> Original vector illustration for [[Hydrogen cyanide]], level 2 Intermediate.<br /> <br /> * Source basis: Purser (2002), p. 2-104 (thresholds 80 and 180 ppm, human data) and p. 2-105 (Eqs. 8 and 9, checked on the page image).<br /> * Alt text: Line chart: time to incapacitation by hydrogen cyanide falls from about 35 minutes at 80 ppm to about 2 minutes at 200 ppm.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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