THE SEA OF MISINFORMATION. “The Indian market is inundated with water purifiers, with each making some claim or the other about protection from bacteria, viruses and associated waterborne diseases. Unfortunately, most of the claims are exaggerated, making it very difficult for the consumer to gauge the efficacy of the purifier.”
http://www.dnaindia.com/money/report-how-consumer-expectations-will-change-water-purifiers-in-future-1638921