There are a few things more frustrating than losing your cell-phone to water damage. The electronics are not designed for contact with water so if, for example, your hand-held device slips from your grasp and lands in the toilet, the chances are it's gone forever. At least that used to be the case, but now a California company has come up with a nano-coating it says will protect your phone from water damage. Rob Muir reports.
Reuters | January 30, 2012