(February 6, 2013) When Zhao Feihong, an expert on water quality in Beijing, revealed last month that she didn’t drink the city’s tap water herself, and had not for the past 20 years, the news shredded what little public confidence remained in the capital’s drinking water supply. Hasty reassurances from city authorities in an effort to calm renewed concern, only served to heighten suspicion. Many believe that if someone in Zhao’s position, as well as her husband – another water expert and a public official – did not consider Beijing’s tap water fit to drink, why should they?