Household water treatment with PUR water purifier, developed by Procter & Gamble Co,. significantly lowers diarrhea in children, according to a study reported in the online issue of the British Medical Journal.The trial, by the Centers for Disease Control and Prevention (CDC), is the first study of household water treatment to show a significant reduction in mortality.“Worldwide, many people drink contaminated water,” said John Crump, first author on the study and CDC medical ep...