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. 2014 Jun 13;13:52. doi: 10.1186/1476-069X-13-52

Table 2.

Distributions of hazardous air pollutants

Pollutant (μg/m 3 )* Mean 25 th percentile 50 th percentile 75 th percentile 90 th percentile
Benzene
1.917
1.415
1.760
2.261
2.977
DPM
2.015
1.413
1.724
2.175
2.794
PAHs 0.011 0.007 0.009 0.013 0.018

Abbreviations: DPM, diesel particulate matter; PAHs, polycyclic aromatic hydrocarbons.

*All concentrations are presented as μg/m3.