The ADA News (10/16, Burger) reported, “The ADA is collaborating with the American Public Health Association’s Oral Health Section in presenting a free webinar commemorating the anniversary for what the Centers for Disease Control and Prevention has called one of the 10 great public health achievements of the 20th century.” The webinar A Toast to Community Water Fluoridation – Celebrating 75 Years! will stream on Oct. 25 at 6 p.m. CT.