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== cetane ==
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<div class="definition"><div class="short_definition">Common name for n-hexadecane, C<sub>16</sub>H<sub>34</sub>, a large alkane with good ignition quality, which  is used as a diesel fuel.</div><br/> <div class="paragraph">The cetane number of a fuel is a measure of the quality of a diesel fuel; it is defined as being  the fraction of cetane in a blend of cetane and a less reactive compound that would have the same  ignition quality as the fuel in question. <br/>''See'' [[alkanes]], [[octane]].</div><br/> </div>
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[[Category:Terms_C]]