May 2001
Volume 43 Number 5
 
Cover
Filtration Media: Making the Right Choice -- A Reference Guide for Dealers
by James A. Hunt
With filtration products, determing effectiveness of a particular media can get fairly involved...  read more
 
Filtration Media: The Issue of pH Adjustment in Acid-Washed Carbons
by Francis J. DeSilva
Though it's popularity as a water treatment alternative is increasing, activated carbon can have a substantial effect on pH...   read more
 
Features
WQA 2001 in Review: Pandora’s Box or a Cornucopia of Opportunities
by Carlos David Mogollon, WC&P Executive Editor
It's always a surprise what will be surprising at the Water Quality Association Convention & Exhibition...  read more
 
Portable Purification: Reverse Osmosis Plays Expanded Role in Military Logistics
by Harold Nicoll
RO technology is often discussed as a household water treatment alternative, but the U.S. military has used it for years...  read more
 
Pools, Spas & Hot Tubs: Maintaining Your Swimming Pool Water -- As Easy as 1... 2... 3!
by Scott Newton
Let's begin with the fact that great drinking water is very different from great swimming pool water...  read more
 
Planes, Boats, Buses & Cars: Spot-Free Systems Clean Up with POE Technology
by David Ehrick & Stephen D. Ehrick
Many businesses use a lot of water to clean heavy machinery such as automobiles, buses and other vehicles...  read more
 
Orphans: Practical Tips to Servicing Abandoned Softeners & Other Treatment Systems
by William E. Hall Sr.
Orphans are pieces of equipment with unknown origins that need repairing or servicing. This can be a challenge for any dealer...  read more
 
Waterborne Pathogens: Cryptosporidium, The Hidden Germ -- A Review
by John A. Singley, Ph.D., and Norma Hodge Thompson
Regulations increasingly stress the importance of clean drinking water and serve to bring attention to deadly contaminants like Crypto...  read more
 
Web Exclusive
Columns
Viewpoint: Arsenic -- Traces of Surprise read more
 
Slow Going in Rapid City: Bud’s Gets Wiser in the Black Hills of South Dakota read more
 
World Spotlight: Well and Sanitation Projects Offer Lifeline for Malawi read more
 
Brainstorming with Flowmatic’s Scott Brane read more
 
Standard 50: Meeting the Needs of the Pool & Spa Industries read more
 
A History of Water & Microbiological Contaminants read more
 
Website of the Month: Swimming Pool and Spa Websites -- Safety First Where the Water is Deep read more