October 2011
Volume 53 Number 10
 
Cover
A Comparison of Water-on-Water and Standard RO Home Filters
by Alexander Polyakov, Ph.D. and Joseph L. Shmidt, Ph.D.  Pages: 28-32
Filtering tap water in Russia with home RO water filters has presented several challenges.   read more
 
Bacteriological Quality of Bottled Water in Mexico
by Nohelia Castro-del Campo, Ph.D. and Cristóbal Chaidez-Quiroz, Ph.D.  Pages: 34-39
Consumption of bottled, non-carbonated water in Mexico has greatly increased over the past decade, due to its convenience and perceived relative safety.   read more
 
Water Contaminants and Treatments
by Phil Jones and Gonzalo Soto  Pages: 40-46
Water is fundamental for human existence and we should all be able to access clean, safe and reliable water.  read more
 
Features
Trends and Effects of Chloramine in Drinking Water
by Cang Li, Ph.D.  Pages: 52-56
Chlorine is the most common drinking water disinfectant and has been extensively used by municipal water treatment plants to inactivate microorganisms, including pathogens that can cause waterborne diseases, such as typhoid, cholera and dysentery.   read more
 
Value Recovery from Wastewater Using Eutectic Freeze Crystallization
by A.E. Lewis and D.G. Randall, Ph.D.  Pages: 58-60
A group of University of Cape Town researchers is investigating a new water treatment method called eutectic freeze crystallization (EFC). The technique is applicable to...  read more
 
WQA Mid-Year in Pictures
 Pages: 66-68
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Web Exclusive
Columns
Dealer Profile: Lifetime Water Systems President's South-of-the-Border Roots Enhance North-of-the-Border Water Business
by Denise M. Roberts  Pages: 48-50 read more
 
Flowing Issues: Another Boil Water Alert?
by Thomas A. Burke  Pages: 62-64 read more
 
Water Matters: Tracking International Requirements for POU and POE
by Rick Andrew  Pages: 70-72 read more
 
On Tap: Patterns of Persistence in Waterborne Winter Vomiting Disease
by Kelly A. Reynolds, MSPH, Ph.D.  Pages: 74-76 read more
 
Viewpoint: Around the world in 40 liters
by Kurt C. Peterson  Pages: 10 read more