water radioactivity
71Manhattan Project — This article is about the atomic bomb project. For other uses, see Manhattan Project (disambiguation). Manhattan District The Manhattan Project created the first nuclear bombs. The Trinity test …
72subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …
73List of Statutory Instruments of the United Kingdom, 1994 — This is a complete list of all 1851 Statutory Instruments published in the United Kingdom in the year 1994. NOTOC 1 100* Public Telecommunication System Designation (Vodafone Limited) Order 1994 S.I. 1994/1 * Oxfordshire County Council (Shifford… …
74Fertilizer — Tennessee Valley Authority: Results of Fertilizer demonstration 1942 …
75Nuclear fallout — Fallout redirects here. For other uses, see Fallout (disambiguation). Nuclear weapons History Warfare Arms race Design Testing …
76List of Statutory Instruments of the United Kingdom, 1996 — This is a complete list of all 2071 Statutory Instruments published in the United Kingdom in the year 1996. NOTOC 1 100* Insurance Companies (Pension Business)(Transitional Provisions) (Amendment) Regulations 1996 S.I. 1996/1 * Sea Fishing… …
77Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
78Atom — • Primarily, the smallest particle of matter which can exist Catholic Encyclopedia. Kevin Knight. 2006. Atom Atom † …
79Background radiation — This article is about ionizing radiation. For microwave background radiation from space, see Cosmic background radiation and cosmic background. Thermal radiation emitted by Earth is not considered in this category because it is not ionizing.… …
80List of military nuclear accidents — This article lists notable military accidents involving nuclear material. Civilian accidents are listed at List of civilian nuclear accidents. For a general discussion of both civilian and military accidents, see nuclear and radiation accidents.… …
