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Figure 4: Turbidity vs Time for Vertically Primed Horizontal Filtration Note: Column Rotated to Horizontal Filtration at 24 hours
Figure 5: pC* vs Time for Vertically Primed Horizontal Filtration Note: Column Rotated to Horizontal Filtration at 24 hours
_Figure 6: pC* vs Time for Vertical Filtration, under same conditions as test of Horizontal Filtration:
3 inches of 90 ppi foam, 1.5 mg/L alum dose, 100m/day_