Download or read book Do You Know Where Your Water Has Been? written by Kelly Regan Barnhill and published by Capstone. This book was released on 2008-09 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: Would you drink water out of a dirty lake or stream? Even if it looks clean, untreated water can have deadly bacteria in it. Discover the nasty effects of unclean water, and learn about the process by which clean, clear water gets to your tap.