The lowest-priced brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable).Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag.See details for additional description.
For sophomore/junior-level civil techlogy or civil engineering courses in Sanitary or Environmental Engineering/Techlogy, Water Supply and Sanitation, and Water Quality Control. Also appropriate for two-year college courses in Engineering Techlogy and Environmental Studies. A proven text in the field of water and wastewater engineering and techlogy, this primer provides the fundamental principles and management practices in water processing, water distribution, wastewater collection, wastewater treatment, sludge processing, and water reuse. All major systems and operations are covered concisely yet comprehensively. Introductory chapters provide a review of pertinent aspects of chemistry, biology, hydraulics and hydrology, and water quality.