Etron or itron has several ways to identify its use this word among them are: the name of a global technology company that provides intelligent measurement systems; a presentation of the metronidazole i.e. capsule liquid of gelatin. Consists in a coating of gelatin natural, inert, non toxic that releases the substance quickly when enters to the tract gastrointestinal; Also referred you as well to the the electric convertible from Audi. Audi, E -tron Spyder; The " and " means electrical termination " 34 tron; It refers in general to certain particles elementary subatomic as neutron, proton, electron; to the gadgets related to atomic sub elements, such as the particle accelerator.