This powerful passive water filter can purify raw, untreated water from remote lakes, streams, stagnant ponds and water supplies. It removes pathogenic bacteria, cysts, chemicals, including herbicides, pesticides, organic solvents, PCBs, PCEs, VOCs, detergents, cloudiness, silt, sediment, foul tastes and odors. It reduces heavy metals such as cadmium, chromium, copper, lead, mercury, zinc, aluminum and other dangerous heavy metals, as well as nitrates and nitrites without removing the healthful and beneficial minerals that your body needs. Great for emergency situations, such as where your tap water may be cut off because of a man made or natural disaster. Contact info. $9.00 (Order# 7734)