radiation restricted area
71glacier — glaciered, adj. /glay sheuhr/, n. an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of… …
72Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat …
73F-16 Fighting Falcon — infobox Aircraft name= F 16 Fighting Falcon caption=A USAF F 16 over Iraq after refueling, 2008 type= Multirole fighter national origin = United States manufacturer= General Dynamics Lockheed Martin first flight= 2 February avyear|1974… …
74Kiritimati — For the island in the Indian Ocean, see Christmas Island. Kiritimati   Atoll   Photograph from the International Space S …
75Penguin — Taxobox name = Penguins fossil range = Paleocene Recent image width = 250px image caption = Gentoo Penguin, Pygoscelis papua regnum = Animalia phylum = Chordata classis = Aves infraclassis = Neognathae ordo = Sphenisciformes ordo authority =… …
76Industrial radiography — is the use of ionizing radiation to view objects in a way that cannot be seen otherwise. It is not to be confused with the use of ionizing radiation to change or modify objects; radiography s purpose is strictly viewing. Industrial radiography… …
77Diffraction topography — (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… …
78Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
79china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
80China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
