"Year","Month","Day","Hour","SO2 (ppm)","NO (ppm)","NO2 (ppm)","NOx (ppm)","Ox (ppm)","NMHC (ppmC)","CH4 (ppmC)","THC (ppmC)","SPM (mg/m3)","PM2.5 (micro-g/m3)","WD","WS (m/s)" 2021,01,17,01,0.001,0,0.005,0.005,0.033,0.04,1.99,2.03,0.013,16,WSW,1.1 16,WSW,1.1 2021,01,17,02,0.001,0,0.004,0.004,0.033,0.04,1.99,2.03,0.015,14,WSW,1.1 14,WSW,1.1 2021,01,17,03,0.001,0,0.004,0.004,0.032,0.05,2.00,2.05,0.016,13,quiet,0.2 13,quiet,0.2 2021,01,17,04,0.001,0,0.006,0.006,0.029,0.05,1.99,2.04,0.016,13,WNW,0.6 13,WNW,0.6 2021,01,17,05,0,0,0.004,0.004,0.033,0.05,1.99,2.04,0.017,15,W,0.8 15,W,0.8 2021,01,17,06,0,0,0.003,0.003,0.037,0.02,1.98,2.00,0.010,10,SW,0.6 10,SW,0.6 2021,01,17,07,0,0,0.003,0.003,0.036,0.02,1.98,2.00,0.006,7,SW,0.7 7,SW,0.7 2021,01,17,08,0,0,0.003,0.003,0.036,0.03,1.98,2.01,0.005,6,SW,0.5 6,SW,0.5 2021,01,17,09,0,0,0.004,0.004,0.035,0.03,1.99,2.02,0.006,9,WSW,1.0 9,WSW,1.0 2021,01,17,10,0,0,0.003,0.003,0.037,0.02,1.98,2.00,0.008,7,S,0.9 7,S,0.9 2021,01,17,11,0,0.001,0.002,0.003,0.039,0.03,1.97,2.00,0.003,5,NNW,1.7 5,NNW,1.7 2021,01,17,12,0,0,0.002,0.002,0.041,0.02,1.96,1.98,0.006,5,NNW,1.9 5,NNW,1.9 2021,01,17,13,0,0.001,0.002,0.003,0.041,0.01,1.96,1.97,0.004,6,N,2.9 6,N,2.9 2021,01,17,14,0,0.001,0.002,0.003,0.042,0.03,1.96,1.99,0.007,6,N,2.4 6,N,2.4 2021,01,17,15,0,0,0.002,0.002,0.043,0.03,1.97,2.00,0.003,3,N,3.3 3,N,3.3 2021,01,17,16,0,0,0.002,0.002,0.042,0.02,1.97,1.99,0.003,4,N,2.3 4,N,2.3 2021,01,17,17,0,0,0.002,0.002,0.042,0.03,1.97,2.00,0.004,5,N,2.3 5,N,2.3 2021,01,17,18,0,0,0.003,0.003,0.040,0.04,1.97,2.01,0.003,4,N,2.2 4,N,2.2 2021,01,17,19,0,0,0.005,0.005,0.038,0.04,1.98,2.02,0.004,4,quiet,0.4 4,quiet,0.4 2021,01,17,20,0,0,0.007,0.007,0.036,0.06,1.99,2.05,0.005,6,quiet,0.3 6,quiet,0.3 2021,01,17,21,0,0,0.007,0.007,0.034,0.05,2.00,2.05,0.005,5,quiet,0.2 5,quiet,0.2 2021,01,17,22,0,0,0.007,0.007,0.026,0.06,2.00,2.06,0.005,4,quiet,0 4,quiet,0 2021,01,17,23,0,0.001,0.012,0.013,0.017,0.10,2.01,2.11,0.006,6,quiet,0.2 6,quiet,0.2 2021,01,17,24,0,0,0.010,0.010,0.022,0.12,2.01,2.13,0.006,7,quiet,0 7,quiet,0