Research Article

Chemical Analysis of Air Particulate Matter Trapped by a Porous Material, Synthesized from Silica Fume and Sodium Alginate

Figure 2

Effect of vertical (V) and horizontal (H) position during deposition study of the sample exposed for 2 months in the highway. Results are reported as the average and standard deviation (error bars). Three measurements are performed on each sample sonication solution. Three blank samples are tested.