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2007, Piran, Slovenia

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Environmental Ergonomics XII<br />

Igor B. Mekjavic, Stelios N. Kounalakis & Nigel A.S. Taylor (Eds.), © BIOMED, Ljubljana <strong>2007</strong><br />

186<br />

Figure 1. Flame manikin. Figure 2. Flame manikin during a test.<br />

RESULTS<br />

Examples of the types of data obtained from flame manikin testing are given below.<br />

Assessing durability of new vs. used FR clothing<br />

Figure 3 shows the data collected during a study conducted to evaluate if cotton<br />

100<br />

80<br />

60<br />

40<br />

20<br />

0<br />

0 2 4 6 8 10<br />

Flame duration (seconds)<br />

Figure 3. Mean body surface area with a predicted 1°, 2° or 3° burn when new and<br />

used clothing was exposed to flame (n=3). (From House & Squire, 2004).<br />

protective clothing treated with a FR finish retained sufficient protection after 12<br />

weeks of wear and washing, the user perception being that such FR finishes were<br />

easily washed-out.<br />

The results presented in Figure 3 demonstrate that over a range of flame challenge<br />

durations, where injury levels varied between light to severe, the used clothing<br />

provided slightly enhanced protection compared to the new clothing. This increased<br />

protection likely occurred because of an increase in the garment loft (thickness of the

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