"Tea Bag" Way Purifies Water
June 29, 2001
A new water purification device that works like a tea bag may help people in underdeveloped regions of the world. Ananova News Service reported that users dunk the twin-compartment bag into a bucket of water and leave it for five hours. Half of the bag is permeable and contains purifier, and after it dissolves, a second waterproof section that holds nutrients is opened and added, Ananova reported.