GammaTech Computer Corp., a major international manufacturer and supplier of innovative notebook and tablet computers, has added another model to its line of fully rugged convertible computers. The Durabook R13C, an upgraded version of model R13S, passes Military Standard 810G certification for drop, shock, and spill protection, plus explosive atmosphere, salt, fog, and freeze/thaw standards. It is perfectly suited for a variety of applications, including law enforcement, military, homeland security, field service, mining, and mobile workers in any type of outdoor environment.