ការព្យាករណ៍គុណភាពខ្យល់

Note that the measurement for PM10 (respirable particulate matter) are taken from the station: Kitahama, Yawatahama, Ehime and the measurements for NO2 (nitrogen dioxide), SO2 (sulfur dioxide) and O3 (ozone) are taken from the station: Tarogawa, Kochi Prefecture







