artificial radioactivity
111Ernest Rutherford — Infobox Scientist name = Ernest Rutherford birth date = birth date|df=yes|1871|8|30 birth place = Brightwater, New Zealand death date = death date and age|df=yes|1937|10|19|1871|8|30 death place = Cambridge, England nationality = New Zealand… …
112Neutrino — For other uses, see Neutrino (disambiguation). Neutrino/Antineutrino The first use of a hydrogen bubble chamber to detect neutrinos, on November 13, 1970. A neutrino hit a proton in a hydrogen atom. The collision occurred at the point where three …
113Operation Plowshare — Not to be confused with the anti nuclear Plowshares Movement. The 1962 Sedan plowshares shot displaced 12 million tons of earth and created a crater 320 feet (100 m) deep and 1,280 feet (390 m) wide. Project Plowshare was the overall United… …
114Gas mantle — For other uses of mantle see: mantleAn incandescent gas mantle, gas mantle, or Welsbach mantle is a device for generating bright white light when heated by a flame. The name refers to its original heat source, existing gas lights which filled the …
115petroleum production — Introduction recovery of crude oil and, often, associated natural gas from the Earth. petroleum is a naturally occurring hydrocarbon material that is believed to have formed in deep sedimentary (sedimentary rock) beds from animal and …
116Manhattan 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 …
117Strontium — (pronEng|ˈstrɒntiəm, ) is a chemical element with the symbol Sr and the atomic number 38. An alkaline earth metal, strontium is a soft silver white or yellowish metallic element that is highly reactive chemically. The metal turns yellow when… …
118Fertilizer — Tennessee Valley Authority: Results of Fertilizer demonstration 1942 …
119Kazimierz Fajans — Infobox Scientist name = Kazimierz Fajans image width = caption = Kazimierz Fajans birth date = birth date|1887|5|27 birth place = Warsaw, Poland residence = nationality = death date = death date and age|1975|5|18|1887|5|27 death place = Ann… …
120Rudolf Bahro — Infobox Biography subject name = Rudolf Bahro image size = image caption = date of birth = November 18, 1935 place of birth = date of death = December 5, 1997 place of death = occupation = spouse = parents = children =Rudolf Bahro (18 November… …
