This poisonous gas, element No. 9, is used in making freon & teflon
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elements.wlonk.com: Descriptions, Uses and Occurrences  The Elements - Descriptions, Uses and Occurrences. ... the element in its pure form. Use or Occurrence How it is (or was) used or where it is found. ... element, fuel for nuclear fusion in sun and stars, balloons, lasers, supercold refrigerant ... 17, Cl, Chlorine, greenish poison gas, salt (NaCl), bleach, stomach acid, disinfectant,...
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Fluorine - Wikipedia  Fluorine is a chemical element with symbol F and atomic number 9. It is the lightest halogen and exists as a highly toxic pale yellow diatomic gas ... Fluorine has no known metabolic role in mammals; a few plants synthesize ..... Germany used high-temperature electrolysis to make tons of the planned incendiary chlorine...
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7A - Halogens - Angelo State University  Information about various chemical compounds and elements. ... 7, Th, Pa, U, Np, Pu, Am, Cm, Bk, Cf, Es, Fm, Md, No, Lr ... Fluorine (F, Z=9). ... Freon-12 in the Alkanes section of the Molecule Gallery), and also in Teflon (see entry ... form (Cl2) is a yellow-green gas; it is poisonous (it was the first toxic gas to be used in gas...
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Pique the Geek 20120916: Fluorine, Something You Have Never ...  Sep 16, 2012 ... No history yet. ... Element 9, fluorine, is the first of the halogens, from the Greek halos, "salt", and ... Not bad, since a mole of fluorine gas has a mass of only 38 grams! .... The DuPont trade name for these materials as a group is Freon. ... PTFE is used in many applications, from your cookware to make it...
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J! Archive - Show #4158, aired 2002-10-02  During the Vietnam War, North Vietnam used this famous trail through Laos to move .... This poisonous gas, element No. 9, is used in making freon & teflon...
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Dioxins & Furans: The Most Toxic Chemicals Known to Science  Dioxin is formed as an unintentional by-product of many industrial processes involving ... Dioxin was the primary toxic component of Agent Orange, was found at Love .... (ESPs are a type of pollution control device used in some incinerators)...
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Page 1  | PERIOD: D^* 2 NAME: - NOVA: Hunting the Elements 1 ...  When copper is combined with another element, t n , it makes bronze, the first ... The oxygen that powers all those explosions makes up 2-\ } of our atmosphere. ... six CHNOPS elements make up 97% of the weight of his body, but what about th ... In total, the human body uses more than 25 elements in ways and quantities...
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Pump School Liquid List  Used in making acetic anhydride; solvent for cellulose acetate; solvent in ... Other Names: Anhydrous Ammonia; see also Ammonium Hydroxide ... Formula: NH4OH .... Used for refrigerants and propellants, metal degreasing, grain fumigants and .... Remarks: Oily liquid with distinctive odor; coal-tar creosote is poisonous.
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Chemistry - Ray Sahelian, M.D.  Arsenic poison, It's used in making transistorized circuits or deadly dinner wine. Asbestos inextinguishable made from silicate minerals. Atomic number based on...
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Oxyfuel cutting - process and fuel gases - Job Knowledge 49 - TWI  Basically, a mixture of oxygen and the fuel gas is used to preheat the metal to its ... In the inner cone or primary flame, the fuel gas combines with oxygen to form...
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Cutting & Welding Dictionary | Victor Technologies Training  Acetylene Cylinder: Acetylene is a versatile industrial fuel gas used in cutting, ... occasionally applied to the metal which has been combined with oxygen so that...
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Krypton, Chemical Element - uses, elements, metal, gas, number ...  Three of those gaseskrypton, xenon, and neon, were discovered for the first time this way. The term noble gas refers to elements in Group 18 (VIIIA) of the periodic table. The periodic table is a ... All of them involve lighting systems in one way or another. ... The colder air becomes, the more gases within it turn into liquids.
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In Protecting the Atmosphere, Choices Are Costly and Complex ...  Mar 7, 1989 ... The chemical products of these reactions go on to destroy ozone, a minor but ... and chlorine, and is easy to manufacture from two common chemicals. ... The proposed replacement for CFC-11, a chlorofluorocarbon used to make ... most damaging to the ozone layer are being banned: CFC-11 and CFC-12...
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Mercury, Chemical Element - reaction, water, uses, elements, metal ...  The periodic table is a chart that shows how chemical elements are related to ... When heated cinnabar releases mercury as a vapor (gas). ... Some mercury compounds are known to be poisonous. ... Many reports on mercury told of its poisonous effects. ... Mercury was sometimes very dangerous and sometimes quite safe.
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Freon | chemical compound | Britannica.com  Apr 29, 2015 ... The use of Freons in aerosol-spray containers was banned in the ... any of several organic compounds composed of carbon, fluorine, and...
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Be Atomic Number - Metallium - ElementSales.com  The metal is stable in air but will burn at a temperature close to its melting ... Boron is a nonmetallic element that is extremely hard, brittle and either ... It gives off noxious fumes and is the only liquid element other than mercury at room temperature. ... It occurs naturally as a compound in seawater and is usually extracted from...
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Dissolved Acetylene (C2H2) | BOConline Ireland  Dissolved Acetylene (C2H2)Acetylene gas has many uses including cutting, ... when used with either oxygen or air, acetylene can produce a thin layer of black carbon particles. ... The only fuel gas which can be used to weld steel; flame hardening. ... Acetylene can ignite and burn instantly from a spark or piece of hot metal.
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Sodium Chloride - Garden and Plate  What happens when you combine chlorine (a poisonous gas) with sodium (a toxic metal)? ... When sodium and chlorine atoms come together to form sodium chloride ... Each one will react with other elements if they don't find each other first, ... They usually arrive on our plates together as table salt (or it's dissolved ions).
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Element Brochures - CoachGard  an element's symbol, atomic num- ber and ... they may have about the project. Then .... 8. is a shiny black solid, but gives off a purple vapor when heated. 9. has...
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Iridium - Wikipedia  Iridium is a chemical element with symbol Ir and atomic number 77. A very hard, brittle, ... Smithson Tennant, the primary discoverer, named iridium for the Greek ... It can, however, be attacked by some molten salts, such as sodium cyanide and .... industrial radiography, particularly for nondestructive testing of welds in steel...
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Robert Bunsen - Csium and Rubidium (1861)  German chemist who, working with Gustav Kirchoff, expanded the use of analytical spectroscopy and discovered two new elements - caesium and rubidium. He initiated the development of the Bunsen burner, and remains recognized for his ... The bi-carbonate RbO, CO2+HO, CO2 forms prismatic crystals permanent in the...