Enumeration Districts The country is split into 148,212 EDs and the average ED contains about 200 households Census results are available for EDs and thus can give a profile of the types of people living in that particular area
Officials' Committee on Science and Technology, a committee of officials from various Departments, chaired by the Chief Scientific Adviser Established in 1992 to advise the Ministerial Committee on Science and Technology
Abbreviation for energy dispersive detector, a semiconductor device used in X-ray spectrometers to detect and measure the energy of X-rays emitted from a sample
a rapid automatic system to detect plastic explosives in passengers' luggage using X-ray technology and computers; designed for use in airports