moderating material
51Israel — /iz ree euhl, ray /, n. 1. a republic in SW Asia, on the Mediterranean: formed as a Jewish state May 1948. 5,534,672; 7984 sq. mi. (20,679 sq. km). Cap.: Jerusalem. 2. the people traditionally descended from Jacob; the Hebrew or Jewish people. 3 …
52Fuel — For other uses, see Fuel (disambiguation). Wood was one of the first fuels used by humans and is still the primary energy source in much of the world.[citation needed] Fuel is any material that stores …
53Nuclear reactor physics — See also: Critical mass Nuclear reactor physics is the branch of science that deals with the study and application of chain reaction to induce controlled rate of fission for energy in reactors. Most nuclear reactors use a chain reaction to induce …
54Neutron detection — is the effective detection of neutrons entering a well positioned detector. There are two key aspects to effective neutron detection: hardware and software. Detection hardware refers to the kind of neutron detector used (the most common today is… …
55Croatian War of Independence — Part of the Yugoslav Wars …
56H2g2 — Infobox Website name = h2g2 caption = h2g2 logo in the Brunel skin url = http://www.bbc.co.uk/dna/h2g2/ type = Internet encyclopedia project language = English registration = Available owner = BBC author = Douglas Adams launch date = 1999 revenue …
57Blog — For the Polish band, see Blog 27. Journalism …
58Geography of Armenia — Armenia is a landlocked country in the South Caucasus region, between the Black and Caspian Seas, bordered on the north and east by Georgia and Azerbaijan and on the south and west by Iran and Turkey. The terrain is mostly mountainous and flat,… …
59Bahá'u'lláh — Shrine of Bahá u lláh Bahá í Faith …
60Nick Griffin — For the comedian, see Nick Griffin (comedian). Nick Griffin MEP …
