Research Article

Carbonaceous Aerosols in Fine Particulate Matter of Santiago Metropolitan Area, Chile

Figure 4

Bivariate polar plot for the mean concentration of PM2.5, OC, and EC for the sites under study in cold (winter and fall seasons) and warm periods (summer and spring seasons). Label of the stations in Figure 1. Las Condes: C Label, P. O’Higgins: O Label, and Pudahuel: P Label.
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