America’s new water safety challenge is biofilm, CDC study says
The United States has some of the safest drinking water in the world. But its water supply is facing a new challenge — a slimy growth inside pipes that is encouraging outbreaks of illness responsible for over 7 million illnesses and 6,000 deaths every year. That’s the disturbing finding of a new analysis of waterborne disease from the US Centers for Disease Control and Prevention that was 10 years in the making.