Table 1: Average concentrations of dust particles in the studied groups.

Box Number Concentration of Dust (mg/m3)
PM1 PM2.5 PM5 PM10 Total
1 6.8 7.8 11.7 15.5 17
2 4.9 5.56 8.32 10.5 12
3 3.1 3.7 5.74 6.59 8
4 1.42 1.9 2.013 2.7 3
5 0.82 1.01 1.22 1.23 1.3

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