'Plastic bottle' solution for arsenic-contaminated water threatening 100 million people
Wednesday, August 31, 2011 - 21:30
in Health & Medicine
With almost 100 million people in developing countries exposed to dangerously high arsenic levels in their drinking water, and unable to afford purification technology, scientists described a simple, inexpensive method for removing arsenic based on chopped up pieces of plastic beverage bottles coated with a nutrient found in many foods and dietary supplements.