With Hurricane Irene not far behind us and Tropical Storm Lee looming, we realize how important hydration in a downpour can be.  Designed by Hyeona Yang and Joshua Noble from the Copenhagen Institute of Interaction Design, “Raincatch” uses a system of charcoal and chemical filters to create drinkable water to wet your palate while your keeping your outfit dry.  Click ahead to learn more about the filtration system and how helpful it can be in a future lacking potentially potable water.