ការព្យាករណ៍គុណភាពខ្យល់


Note that the measurements for PM2.5 (fine particulate matter) and O3 (ozone) are taken from the station: Kurdwanów, Kraków, Małopolska and the measurement for CO (carbon monoxide) are taken from the station: Aleja Krasińskiego, Kraków, Małopolska







