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- Marie Curie (5862 bytes)
9: ...ted initially the chloride salts (refining radium chloride on [[April 20]], [[1902]]) and then two new [[che...
15: ... to win or share two Nobel Prizes. She is one of only two people who has been awarded a [[Nobel Prize]...
25: ...nce]] in 1934 was from [[leukemia]], almost certainly due to her massive exposure to radiation in her ... - Pulmonary alveolus (8193 bytes)
54: ...mbrane]] protein responsible for the transport of chloride ions. This causes huge amounts of mucus to clog t... - Dye (6033 bytes)
3: ...s]], [[bark]], [[leaf|leaves]] and [[wood]], but only a few have ever been used on a commercial scale.
13: ...]s''' are water-soluble cationic dyes that are mainly applied to [[acrylic fibre]]s, but find some use...
15: ...ing point]], with the addition of either [[sodium chloride]] (NaCl) or [[sodium sulphate]] (Na<sub>2</sub>SO...
42: * [[Oxidation base]]s, for mainly hair and fur - Didgeridoo (7516 bytes)
5: ...ing the didgeridoo's exact age, though it is commonly claimed to be the world's oldest wind instrument...
32: ...en handed down for generations upon generations. Only men play the didgeridoo and sing during ceremoni...
39: ...ap and simple didgeridoo, a length of [[polyvinyl chloride|PVC]] pipe makes an ideal beginner's instruments.... - Volcano (27295 bytes)
47: ...nct volcanoes are those that scientists consider unlikely to erupt again. Whether a volcano is truly e...
109: ...noes. For example, [[Mount St. Helens]] is found inland from the margin between the oceanic [[Juan de ...
126: ...face expression. The large majority of these are only known about at surface because of earthquakes as...
171: ...drogen]], [[carbon monoxide]], and volatile metal chlorides.
177: ...e Earth's radiation balance. Most of the hydrogen chloride (HCl) and hydrogen fluoride (HF) are dissolved in... - Chemistry (12553 bytes)
57: ...sup>) build neutral [[Salt|salts]] (e.g. [[sodium chloride]] NaCl). Examples of [[polyatomic ion]]s that do ...
80: ...oundly [[intuitive|non-intuitive]]. In practice, only the simplest chemical systems may realistically ... - Desert (21206 bytes)
20: ... remains frozen as snow pack; these are more commonly referred to as [[tundra]] if a short season of a...
28: ... dry winds dissipate cloud cover, allowing more sunlight to heat the land. Most of the major deserts o...
50: ...nd north of the [[Himalaya]], in parts of the [[Kunlun Mountains]] and the [[Tibetan Plateau]]. Many l...
53: ...tures in these deserts, but snow dunes occur commonly in areas where precipitation is locally more abu...
59: ...es. Although its surface atmospheric pressure is only about one-hundredth that of Earth, global circul... - List of inventors (14020 bytes)
113: *[[Robert Heinlein]], (1907-1988), waterbed
130: ...nvented vinyl chloride, forerunner to [[polyvinyl chloride]] - Allergy (18658 bytes)
53: ...ed only by anecdotes, which makes them effective only as [[placebo]]s. Yet there are case studies invo...
76: ...in allergies has been observed. So far, there is only sporadic evidence to support this hypothesis - o...
83: ...tivated by environmental [[antigen]]s that might only cause minor reactions in others. It is the sympt...
85: ...countries that do not enjoy western levels of cleanliness, and similarly do not show western levels of...
90: ...nd [[endocrine system]]s as well as the more commonly recognized allergy symptoms listed above. - Photography (18493 bytes)
2: ...nical]], [[chemical]] or [[digital]] devices commonly known as [[camera]]s.
5: Most commonly a [[camera]] or [[camera obscura]] is the image ...
30: ...early cameras did not fix an image in time; they only projected what was before an opening in the wall...
36: ...e [[negative_%28photography%29|negative]] image. Unlike a daguerreotype, a calotype negative could be ...
50: ...supplies of photographic equipment accounted for only about 20% of industry revenue. - Fahrenheit (3867 bytes)
9: ...o calibrate his scale). Initially, his scale had only contained 12 equal subdivisions, but then later ... - Moose (8141 bytes)
24: ...o the moose. The muzzle is long and fleshy, with only a very small triangular naked patch below the no...
26: ...etween 2.1 to 2.3 m (6.5 to 7.5 feet). Only the males have antlers, averaging 160 cm (6...
38: ...t the side of roads, taking advantage of [[Sodium chloride|road salt]] which has run off the road. These min... - Barium (8466 bytes)
154: ...d through the [[electrolysis]] of molten [[barium chloride]] (BaCl<sub>2</sub>)
159: ...pounds are [[barium peroxide]], [[barium chloride|chloride]], [[barium sulfate|sulfate]], [[barium carbonate...
163: ...several millisecond to several minute range. The only notable exception is barium-133 which has a half...
167: ...ude air. Barium sulfate can be used in medicine only because it does not dissolve, and is eliminated ... - Berkelium (5697 bytes)
83: ...sub>). In [[1962]] visible amounts of berkelium [[chloride]] were isolated that weighed 3 billionths of a [[...
88: ...] by [[Glenn T. Seaborg]], [[Albert Ghiorso]], Stanley G. Thompson, and Kenneth Street, Jr at the [[Un...
94: *[http://periodic.lanl.gov/elements/97.html Los Alamos National Laborato... - Beryllium (15119 bytes)
146: ...iagnostics to filter out visible light and allow only X-rays to be detected.
155: ...[[1828]] by reacting [[potassium]] on [[beryllium chloride]].
167: Of beryllium's 10 [[isotope]]s, only beryllium-9 is stable. [[Cosmogenic]] beryllium-...
186: ...not have any symptoms. The general population is unlikely to develop acute or chronic beryllium diseas...
205: *[http://periodic.lanl.gov/elements/4.html Los Alamos National Laborator... - Cadmium (10755 bytes)
173: ...) and most of the remaining one-fourth is used mainly for [[Cadmium pigments|pigments]], coatings and ...
182: ...ome cadmium compounds are employed in [[Polyvinyl chloride | PVC]] as stabilizers.
186: ...calamine) and for 100 years Germany remained the only important producer of the metal. The metal was n...
188: ...um iodide]] was used as a [[medicine]] to treat "enlarged joints, scrofulous glands, and chilblains".
194: ...sumption, are produced from secondary sources, mainly from dust generated by recycling [[iron]] and [[... - Caesium (11026 bytes)
151: ...ercury (element)|mercury]], caesium is among the only metals that are liquid at or near room [[tempera...
176: The primary compounds of caesium are its [[chloride]] and its [[nitrate]]. The price of caesium in 19...
180: ...ement has the largest number of isotopes, it has only one naturally occurring stable [[isotope]], Cs-1...
187: ...ination incident involving a small rod of caesium chloride
190: *[http://periodic.lanl.gov/elements/55.html Los Alamos National Laborato... - Calcium (9166 bytes)
122: ..., [[calcium sulfide|sulfide]], [[calcium chloride|chloride]], [[calcium carbide|carbide]], [[calcium cyanami...
125: ...ave been used for [[Potassium|K]]-Ca age dating. Unlike cosmogenic isotopes that are produced in the [... - Cerium (12377 bytes)
174: Only [[europium]] is more reactive than cerium among ...
189: ** Cerium is used in [[stainless steel]] as a [[precipitation hardening]] agent...
203: ...I) and cerium(IV) compounds such as [[cerium(III) chloride]] have uses as [[catalyst]]s in [[organic synthes...
218: ...a [[chloride]], CeCl<sub>3</sub> or [[cerium(III) chloride]], used to facilitate reactions at [[carbonyl gro...
231: *[http://periodic.lanl.gov/elements/58.html Los Alamos National Laborato... - Chlorine (10751 bytes)
44: ...] dissolves 3.10 liters of chlorine and at 30 ?C only 1.77 liters.
55: ...ction of chlorates, [[chloroform]], [[carbon tetrachloride]], and in the [[bromine]] extraction.
58: ... [[1774]] by [[Carl Wilhelm Scheele]], who mistakenly thought it contained [[oxygen]]. Chlorine was gi...
61: ... is chloride ions. Even higher concentrations of chloride are dissolved in the [[Dead Sea]] and in undergro...
63: ...e]]), and ''[[carnallite]]'' (potassium magnesium chloride hexahydrate).
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