In the last decade public awareness and concern over the quality of drinking water has resulted in more and more consumers turning to point-of-use devices for treating water to their own desired level of quality. This is reflected in the market for home water filters, designed to remove objectionable tastes and odors and organic contaminants from water, which has experienced substantial growth. The material in these filters, activated carbon, is recognized as effective and reliable in removing impurities. Activated carbon has a tremendous adsorptive capacity, an affinity for a wide variety of dissolved organics and chlorine and an ability to be custom-tailored to suit specific applications. But what is activated carbon, and how does it work? How do carbon products differ? How do products and operating conditions affect the efficiency of a POU treatment system?
Activated Carbon: What it is, how it works