Water Treatment—An Enigma of Its Own, Part 2

November 15, 2016 by Nils Dailey

By Peter S. Cartwright, PE In Part 1, I addressed the wild claims and nonsensical science behind PWCs designed for scale control. This article is…

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The Art of the Recycle, Part 3: How It’s Done (If It’s Done)

October 15, 2016 by Nils Dailey

By C.F. ‘Chubb’ Michaud, MWS In Parts 1 and 2 of this series, we looked at improving water productivity primarily through the use of reclaimed…

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NSF/ANSI Water Cooler Standards

September 15, 2016 by Nils Dailey

By Rick Andrew There are many different forms, functions and configurations for products generally considered to be water coolers. Many of them heat the water…

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Maintaining Water Coolers: Back to the Basics

September 15, 2016 by Nils Dailey

By Gary Battenberg Introduction Water dispensers and coolers have been commercially available since the 1930s but bottled water has been a thriving business since before…

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Ozone–A Powerful Tool

August 15, 2016 by Nils Dailey

By Greg Reyneke, MWS The deadly algal blooms in the Great Lakes of the US in the recent past remind us that water is teeming…

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The Art of the Recycle, Part 1: The Challenge of the ‘Yuck Factor’

July 15, 2016 by Nils Dailey

By C.F. ‘Chubb’ Michaud, MWS Mother Nature should receive the Nobel Prize in chemistry for developing the most effective and efficient water reclamation and recycling…

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A Comparison Study of Activated Carbon Blocks for POU/POE Applications

June 15, 2016 by Nils Dailey

By Alexey Aksenov, Alexander Mitilineos, Alexander Polyakov, PhD and Joseph L. Shmidt, PhD [caption id="attachment_3708" align="alignright" width="300"] Figure 1. Mass-produced carbon blocks (2.5-inch diameter x…

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Lignin Waste Transformed into Coconut-like Activated Carbon

June 15, 2016 by Nils Dailey

By Henry Nowicki, PhD, Charles Carr and Richard Capp Introduction POU/POE devices with different media provide a drinking water final filter for many different applications.…

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Activated Carbon Particle Size: Balance Between Kinetics and Capacity

June 15, 2016 by Nils Dailey

By Robert J. Potwora Activated carbon (AC) is a universal adsorbent. It is used to purify the water we drink, the air we breathe, many…

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Case Study: Potable Water for Jakarta Indonesia Neighborhoods

March 15, 2016 by Nils Dailey

By Simon Yang Introduction Water contamination is a major social problem worldwide, but in neighborhoods of Jakarta, Indonesia, the problem can be dire for many…

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