Randolph, N.J.-based Glenbrook Technologies announced the availability of MailScope, the first x-ray microscope for analyzing at-risk mail for the types of potential threats that have been reported, such as bio-hazardous powders, particulates and plastic explosives. In addition to analyzing small amounts of fine powders and granules, MailScope can be used to detect other reported threats in at-risk mail such as vials containing infectious body fluids.