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Table 4 Air quality index of study sites

From: Air quality index from charcoal production sites, carboxyheamoglobin and lung function among occupationally exposed charcoal workers in South Western Nigeria

Location AQI (SO2) AQI (NO2) AQI (CO) PM2.5
Oluwotiti, Alabata Extremely hazardous Not applicable Extremely hazardous Extremely hazardous
Adaako, Alabata 7.8 (good) Not applicable 12.4 (good) 356.4 (hazardous)
Raka, Alabata Extremely hazardous Not applicable Extremely hazardous Extremely hazardous
Ikugba, Alabata Extremely hazardous Not applicable Extremely hazardous Extremely hazardous
Ayogun, Alabata Extremely hazardous Not applicable Extremely hazardous Extremely hazardous
Fojubaye, Alabata 25 (good) Not applicable 166.2 (unhealthy) 172.8 (unhealthy)
Igboyange, Igboora Extremely hazardous Not applicable Extremely hazardous Extremely hazardous
Apata, Igboora 343.3 hazardous Not applicable Extremely hazardous Extremely hazardous
Irepodun, Igboora Extremely hazardous 331.5 (hazardous) Extremely hazardous Extremely hazardous
Iyana Babanla, Igboora 298.7 (very unhealthy) 334.0 (hazardous) Extremely hazardous Extremely hazardous