Full-scale and dual- and mixed-media filters were compared side by side at nominal loadings of 3, 4, 5, and 6 gpm/sq ft for eight months using flocculation and sedimentation pretreatment. Both media produced an effluent of
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Edition: Vol. 84 - No. 6 Published: 06/01/1992 Number of Pages: 6File Size: 1 file , 1.5 MB