'Plastic Bottle' Solution for Arsenic-Contaminated Water Threatening 100 Million People

With almost 100 million people in developing countries exposed to dangerously high levels of arsenic in their drinking water, and unable to afford complex purification technology, scientists have now described a simple, inexpensive method for removing arsenic based on chopped up pieces of ordinary plastic beverage bottles coated with a nutrient found in many foods and dietary supplements. http://www.sciencedaily.com/releases/2011/08/110831205923.htm