Lone Survivor—A Story of the Innovation and Business of Wa...

By Robert Slovak Topper Manufacturing Founder R.W. Beall, Jr. (Mike) started his small business in Hermosa Beach, California, in 1953 as a plastic injection molder. Beall made battery filling bottles seen at the gas pumps […]

Introduction to Membrane Separations

By Greg Reyneke, MWS In the water quality improvement industry, membranes are defined as physical barriers that separate solutions and allow passage of waterborne contaminants within a certain range of size, molecular mass, or even […]

Contaminant Reduction Claims Requirements – POU RO Systems

By Rick Andrew POU RO systems are widely used to help treat residential water. Part of the reason for their broad use is their considerable contaminant reduction capability. This capability is derived from the RO […]

A Primer: Reverse Osmosis

By Ryan Lessing The use of reverse osmosis systems in the water conditioning industry continues to grow. As more systems are placed into service, it is important for water quality professionals to broaden their understanding […]

Rethinking Reverse Osmosis

By Greg S. Reyneke, CWS-VI At WQA Aquatech 2014, two good friends of mine received well-deserved awards for their long-time and selfless service to the water treatment industry. C.F. ‘Chubb’ Michaud and Robert Slovak have […]

A Primer on RO Application: Wastewater Concentration Calcula...

By Tanya Lubner, PhD Reverse osmosis technology finds numerous applications at the point of use as a final-barrier treatment for a series of anionic contaminants that are either already regulated or are being considered for […]

Reverse Osmosis Technology – Not Just for Water Purificat...

By Peter S. Cartwright, P.E. The membrane technology of reverse osmosis has been around for many years now and is finding more and more applications in all aspects of water treatment. This technology couldn’t care […]

Pretreatment Technologies for Reverse Osmosis and Nanofiltra...

By Peter S. Cartwright, P.E., CWS-VI Introduction The crossflow pressure-driven membrane technologies of microfiltration (MF), ultrafiltration (UF), nanofiltration (NF) and reverse osmosis (RO) have become key treatment tools in water purification, wastewater recycle/reuse and chemical […]

RO Plus: Advanced Water Treatment—Here Today, Here Tomorro...

By David H. Paul Summary: This article discusses several reasons for the current boom in advanced water treatment. In the forefront of this necessity will be a great need for water treatment professionals and their […]

The RO Renaissance: Why the Technology Thrives in the Market...

By Marwan Nesicolaci Summary: Reverse osmosis often seems like it’s been with us forever. With its presence so widespread in the water treatment market, it’s a technology that’s easily overlooked. Here, the author explains why […]