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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 by carbon monoxide at rest, during light work and during heavy work, calculated with the Stewart equation. Based on Purser (2002), p. 2-102.<br /> <br /> Original illustration for [[Haber&#039;s rule]], level 4 Expert.<br /> <br /> * Source basis: Purser (2002), p. 2-102 (Equation 6; breathing rates and COHb levels of Figure 2-6.14). Calculated values, not read from Figure 2-6.14.<br /> * Alt text: Chart of time to incapacitation against carbon monoxide concentration for rest, light work and heavy work; heavier work gives much shorter times.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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