Research Article

Air of Uncertainty from Pollution Profiteers: Status of Ambient Air Quality of Sawmill Industry in Ilorin Metropolis, Kwara State, Nigeria

Table 2

Comparison of Air quality in the study area (Kwara State) with the recommended acceptable standards.

Air quality parameters n Range Mean SD FMEV WHO Standards

Temperature 75 21.00-46.40 28.27 7.19 29.5-36.9 -
Relative humidity 75 36.40-53.50 43.46 4.84 4.90-75.9 -
VOC 75 0.00-31.00 4.87 9.06 0.50 0.50
CO 75 0.00-23.00 5.44 7.12 50 50
O2 75 20.50-21.10 20.86 0.10 20.9 >23.5
PM2.5 75 0.37-999.00 91.71 118.81 115 75
PM10 63 0.50-999.00 107.78 125.38 150 100
HcHo 63 0.00-0.10 0.02 0.02 0.1- 3.1 30.0
LEL 66 5.00-15.00 10.61 1.53 5 15.5