Indoor/Outdoor Air Quality Assessment at School near the Steel Plant in Taranto (Italy)

Table 1

Mean, minimum, and maximum concentration of PM2.5 (g/m³), PAHs, and metals (ng/m³) measured inside the investigated school.

Mean; (min–max); ng/m^3	This study	Viana et al., 2014 [28]	Zwoździak et al., 2013 [23]	Hassanvand et al., 2015 [24]	Oliveira et al., 2017 [30]
Location	Taranto, Italy	Barcelona, Spain	Wroclaw, Poland	Tehran, Iran	Oporto, Portugal
BaA	0.15 (0.11–0.23)			24.5	0.046 (0.041–0.051)
Cr	0.21 (0.17–0.28)			39.26	0.13 (0.11–0.15)
BbF	0.51 (0.33–0.71)			23.75	0.7 (0.59–0.83)
BkF	0.29 (0.20–0.39)			12.22	0.12 (0.10–0.15)
BaP	0.22 (0.14–0.32)			5.42	0.27 (0.21–0.33)
IP	0.34 (0.24–0.52)			2.23	0.44 (0.36–0.52)
DBA	0.25 (0.18–0.34)			13.75	1.5 (1.3–1.8)
BgP	0.42 (0.24–0.68)			10.43	0.61 (0.51–0.74)
Al	635.3 (521.8–703.2)		561	39.72
V	1.17 (0.81–1.92)	3.4
Cr	14.5 (11.9–19.6)	3.1	6.06	5.55
Fe	212 (93.9–693)	200	525	102.20
Mn	4.93 (2.36–8.58)	5.9	46	15.25
Co	0.18 (0.13–0.25)
Ni	5.24 (3.20–10.6)	2.3	2.04	4.66
Cu	13.9 (6.7–26.8)	9.1	50	22.17
Zn	15.5 (5.20–30.5)	42.1	267	68.90
As	0.64 (0.42–0.81)	0.34	4	3.01
Cd	0.09 (0.05–0.15)	0.69		0.29
Pb	3.81 (1.65–10.6)	3.73	85	60.60
PM2.5; (g/m^3)	16.6 (10.6–27.1)	29.9	59.8 (18.2–86.6)	20 (3–81)	25.8 (9.2–66.6)