Unformatted text preview: (b) When only occasional/episodic treatment is required, PAC is favored over GAC. (c) Scrape dirty sand off the surface and discard. (d) Membrane filtration and sorption. (e) Nonaqueous phase liquid. Liquid material such as oil that is immiscible in water. 3. Process Engineering for Water Treatment (a) 32 μm (b) 1.0 min...
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- Spring '09
- Chemical Engineering, Water Quality Engineering, Causes small particles