| July 2007
Volume 49 Number 7 |
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| Cover |
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What You Need to Know About RO Feedwater Characteristics by Robert Slovak Knowledge of the source, the treatment and the physical and chemical quality (i.e., the characteristics) of the water supply is essential for the long-term, trouble-free operation of small commercial/industrial RO systems. read more Roving Softening Truck Keeps Phoenician Pools Clear by David Morgan and Ken Scheer While many areas of the country are plagued with hard water, the southwest United States has some of the hardest water in the nation. This is even more problematic because much of the southwest is in a decade-long drought and the high temperatures mean swimming pools are claiming much of the regions water. read more Foulants and Cleaning Procedures for Composite Polyamide by Kazuhito Kouno During normal operation over a period of time, RO membrane elements are subject to fouling by suspended or sparingly soluble materials that may be present in the feed-water. Common examples of foulants: ... read more |
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| Features | ||
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Singapore Closes the Loop by Karen R. Smith As water scarcity increases in many parts of the world, various possible solutions and strategies are being debated. Here in the States, at some point in most water strategy meetings, the idea of one water agency managing everything from... read more The Importance of WQA Professional Certification by Tanya Lubner Water Quality Association WQA) professional certification is more than a badge of honor. Its more than the designation placed on business cards or the statements made to customers. It establishes your credibility and expertise because it is an independent verification of your industry knowledge. read more |
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| Web Exclusive | ||
| Columns | ||
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Creative Marketing: How to Prevent a Bad Hire
by Marguerite Granat read more Dealer Profile: Absolutely Fabulous! Absolute Water Management, Inc. by Kena Gibson read more Green is Very Green Indeed for GE by Karen R. Smith read more The Role of Reverse Osmosis in Reducing Arsenic Exposures by Kelly A. Reynolds, MSPH, Ph.D. read more |
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