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<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Time to incapacitation of active monkeys against concentration: carbon monoxide follows a constant dose of about 27,000 ppm·min (left), hydrogen cyanide does not (right). Based on Purser (2002), pp. 2-87–2-88 and 2-104–2-105.<br /> <br /> Original vector illustration for [[Fire toxicity]], level 2 Intermediate.<br /> <br /> * Source basis: Purser (2002), p. 2-87 (Haber&#039;s rule, 27,000 ppm·min), p. 2-88 (Figure 2-6.5 values; HCN doses), p. 2-104 (HCN Ct values), p. 2-105 (80 ppm threshold); compare Figure 2-6.6 (p. 2-89), redraw, do not copy.<br /> * Alt text: Two charts of time to incapacitation against gas concentration: a smooth hyperbola for carbon monoxide and a steep drop for hydrogen cyanide.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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