Who needs fancy water purifiers? Try this easy water treatment technique instead, using nothing more than fruit peels and rubbing alcohol. With more and more eco-conscious people replacing their bottled water intake (and for good reason) with tap water, there is a growing demand for water filtration devices. But you don't need to go out and buy a fancy device to ensure that your tap water is free from pollutants. Researchers with the National University of Singapore have recently discovered a simple do-it-yourself method for filtering water using nothing more than fruit peels and rubbing alcohol, reports Wired. Researcher Ramakrishna...