Table 1: Average concentrations of Benzene, Toluene and total Xylene and the relative standard deviations observed at the three experimental site.

Concentration
[µg/m3]
Benzene Toluene Total Xylenes
Burgesi 0.4 ± 0.3 1.4 ± 1.5 0.7 ± 0.4
Cavallino 0.5 ± 0.5 2.3 ± 1.9 1.8 ± 2.4
Nardò 1.3 ± 1.1 3.9 ± 3.5 3.0 ± 2.9