Gorilla Glass, which is used in the displays of mobile devices such as the iPhone, is pretty tough stuff. That said, it still isn't that uncommon to see iPhones with cracked screens. Such carnage may become a less common sight, however, if Rhino Shield takes off. The clear coating, which is designed to applied over top of a device's existing screen, is said to be five times more impact-resistant than Gorilla Glass 2.
Read the full article: Rhino Shield could save your Gorilla's glass