low-temperature accelerator
111Beryllium — (pronEng|bəˈrɪliəm) is a chemical element with the symbol Be and atomic number 4. A bivalent element, beryllium is a steel grey, strong, light weight yet brittle alkaline earth metal. It is primarily used as a hardening agent in alloys, most… …
112Orbital airship — Space blimp redirects here. For airships used in a role similar to satellites, see stratospheric airship. The orbital airship, also called the space blimp, is a proposed space transportation system that carries payloads to and from low Earth… …
113zinc processing — Introduction preparation of the ore for use in various products. Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …
114Fermi paradox — The Fermi paradox is the apparent contradiction between high estimates of the probability of the existence of extraterrestrial civilizations and the lack of evidence for, or contact with, such civilizations.The extreme age of the universe and its …
115Not-To-Exceed (NTE) — This article deals with an emissions standard for Heavy Duty Diesel Engines which was created by the United States Environmental Protection Agency. The Not To Exceed (NTE) standard recently promulgated by the United States Environmental… …
116Scientific research in Canada — This article outlines the history of natural scientific research in Canada including, mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… …
117Natural scientific research in Canada — This article outlines the history of natural scientific research in Canada, including mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… …
118Not-To-Exceed — The Not To Exceed (NTE) standard recently promulgated by the United States Environmental Protection Agency (EPA) ensures that heavy duty engine emissions are controlled over the full range of speed and load combinations commonly experienced in… …
119Yttrium — (pronEng|ˈɪtriəm) is a chemical element with symbol Y and atomic number 39. It is a silvery metallic transition metal chemically similar to the lanthanoids and has historically been classified as a rare earth element. Yttrium is almost always… …
120Chevrolet Vega — 1972 Chevrolet Vega GT Hatchback Coupe Manufacturer Chevrolet Division of General Motors Also called Vega 2300 …
