quartz vessel

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• Quartz Fluorine Tube — Quartz Fluorine Vessel Fluorine is the most reactive and electronegative substance known to man, therefore specialized containers must be prepared to hold and view the gas. The preparation of these vessels is delicate and labor intensive, but… …   Wikipedia

• USS Quartz (IX-150) — USS Quartz (IX 150), a Trefoil class concrete barge designated an unclassified miscellaneous vessel, was the only ship of the United States Navy to be named for quartz or silicon dioxide (Si02) a hard, vitreous mineral occurring in many varieties …   Wikipedia

• Coolamon (vessel) — This article is about the Aboriginal carrying vessel. For the Australian town, see Coolamon, New South Wales. The coolamon in this picture is at top left. It is lined with paperbark, often done when used as a cradle for newborns. A coolamon is an …   Wikipedia

• Bathysphere (vessel) — A bathysphere is a spherical deep sea submersible which is unpowered and is lowered into the ocean on a cable.The first bathysphere was devised by Otis Barton in 1928.cite book |author=Beebe, W |title=Half Mile Down |publisher=Harcourt Brace and… …   Wikipedia

• Tetrafluoroethylene — Chembox new Name = Tetrafluoroethylene ImageFileL1 = Tetrafluoroethylene.png ImageSizeL1 = 100px ImageNameL1 = Tetrafluoroethylene ImageFileR1 = Tetrafluoroethylene3D.png ImageSizeR1 = 100px ImageNameR1 = Tetrafluoroethylene IUPACName =… …   Wikipedia

• History of timekeeping devices — For thousands of years, devices have been used to measure and keep track of time. The current sexagesimal system of time measurement dates to approximately 2000 BC, in Sumer. The Ancient Egyptians divided the day into two 12 hour periods, and… …   Wikipedia

• Hydrothermal synthesis — includes the various techniques of crystallizing substances from high temperature aqueous solutions at high vapor pressures; also termed hydrothermal method . The term hydrothermal is of geologic origin. Geochemists and mineralogists have studied …   Wikipedia

• Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …   Wikipedia

• Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …   Wikipedia

• List of Macross Frontier terminology — The following is the elaborated list of fictitious terms and specific definitive technological terminology from the anime series Macross Frontier . Macross Frontier Fleet GovernmentThe 25th New Macross class Colonial Fleet or Macross Frontier… …   Wikipedia

• Anthropology and Archaeology — ▪ 2009 Introduction Anthropology       Among the key developments in 2008 in the field of physical anthropology was the discovery by a large interdisciplinary team of Spanish and American scientists in northern Spain of a partial mandible (lower… …   Universalium