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Calcium   /kˈælsiəm/   Listen
Calcium

noun
1.
A white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals.  Synonyms: atomic number 20, Ca.



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"Calcium" Quotes from Famous Books



... and Bailey's bisulphite of lime (calcium) is most highly recommended by analytical experts for preserving large joints of meat and fish; and, indeed, the experiments conducted under scientific and Government supervision have abundantly proved its value. Its price is not great. ...
— Practical Taxidermy • Montagu Browne

... of a liver-brown color, sometimes used in medicine. Fformed by fusing sulphur with carbonates of the alkalies (esp. potassium), and consists essentially of alkaline sulphides. Called also hepar sulphuris. A substance resembling hepar; in homeopathy, calcium sulphide, called also ...
— Mother's Remedies - Over One Thousand Tried and Tested Remedies from Mothers - of the United States and Canada • T. J. Ritter

... weight in producing conviction. The tale predominantly of atmosphere (illustrated in the classic "Fall of the House of Usher"), revealing wherever found the ability of the author to hold a dominant mood in which as in a calcium light characters and arts are coloured, this tale occurs so rarely as to challenge admiration when it does occur. "For They Know not What They Do" lures the reader into its exotic air and holds him until he, ...
— O Henry Memorial Award Prize Stories of 1919 • Various

... indicating valves, the receivers being charged to ten atmospheres. Practically no inconvenience has resulted from saline or other deposits, the glazing (glass) of the lantern being thoroughly cleaned when re-charging the buoy. Acetylene, generated from calcium carbide inside the buoy, is also used. Electric light is exhibited from some buoys in the United States. In England an automatic electric buoy has been suggested, worked by the motion of the waves, which cause a stream of water to act ...
— Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 - "Bulgaria" to "Calgary" • Various

... Take chloride of calcium, crude, 20 parts; common salt, 5 parts; and water, 75 parts. Mix and put in thin bottles. In case of fire, a bottle so thrown that it will break in or very near the fire will put it out. This mixture is better and cheaper than many of the high-priced grenades ...
— The Handy Cyclopedia of Things Worth Knowing - A Manual of Ready Reference • Joseph Triemens

... alkaloids, except morphine, in solution. (5) A part of this ethereal solution is poured into a watch-glass and allowed to evaporate. If the alkaloid is volatile, oily streaks appear on the glass; if not volatile, crystalline traces will be visible. If a volatile alkaloid, add a few pieces of calcium chloride to ethereal solution to absorb the water; draw off the ethereal solution with a pipette, allow it to evaporate, and test the residue for the ...
— Aids to Forensic Medicine and Toxicology • W. G. Aitchison Robertson

... found in the body, unless it be a foreign substance, such as mercury or lead. About 70 per cent of the body is oxygen, which is also the most abundant element of the earth. Then in order of their weight come carbon, hydrogen, nitrogen, calcium, phosphorus, sulphur, sodium, chlorine, fluorine, potassium, iron, magnesium ...
— Maintaining Health • R. L. Alsaker

... coal, bauxite, low-grade iron ore, calcium, gypsum, natural asphalt, silica, mica, ...
— The 2008 CIA World Factbook • United States. Central Intelligence Agency.

... other in such an intimate fashion that it is impossible to separate them by any mechanical means. The whole cellular substance of the stem is bound together by some cementing materials which hold it in a compact mass, probably a salt of calcium and pectinic acid. The art of preparing flax is a process of getting rid of the worthless wood fibres and preserving the valuable, longer, tougher, and more valuable fibres, which are then made into linen. ...
— The Story Of Germ Life • H. W. Conn

... solution of the fusel oil. The crude oil, consisting of about one-half of its weight of alcohol and water, may be purified, being shaken with water and redistilled, with the previous addition of chloride of calcium. When the temperature of the contents of retort reaches 296 deg. Fahr., pure fusel oil ...
— The Art of Perfumery - And Methods of Obtaining the Odors of Plants • G. W. Septimus Piesse

... "Nothin' doin' in the complimentary line. I'm too wise to be bamboozled by a switch of hair and a newly massaged arm. Oh, I guess you'll make good in the calcium, all right, with plenty of powder and paint on and the orchestra playing 'Under the Old Apple Tree.' But don't put on your hat and chase downstairs to fly to the Little Church Around the Corner with me. I've been up against peroxide ...
— The Voice of the City • O. Henry

... on resins has been already discussed. Saponin likewise acts as a solvent upon barium[45] sulphate and calcium[46] oxalate, and as a solvent of insoluble or slightly soluble salts would assist the plant in obtaining ...
— Scientific American Supplement, No. 623, December 10, 1887 • Various

... proof is slightly tinted red. This arises from a small quantity of lime in the paper which forms uranate of calcium. ...
— Photographic Reproduction Processes • P.C. Duchochois

... gloomy. Beyond the extinguished footlights they could see the curved enormous cavern of the house, row upon row of empty seats. In the orchestra box two or three men, one in his coat sleeves, were disputing over an opera score. High up in the topmost gallery some one was experimenting with the calcium machine; a fan of light occasionally swept the house, or a man's profile was silhouetted against a ...
— The Story Of Julia Page - Works of Kathleen Norris, Volume V. • Kathleen Norris

... protect him. My jealousy was awake in me. I watched him more closely than ever. His daring in the laboratory grew daily. He talked openly about matters that other men were hardly daring to dream of, and his brain seemed to expand every day like some strange plant under calcium rays. I thought what a frightful loss to science it would be if the wilder qualities of his nature got the upper hand, and I wondered how I could ...
— The Precipice • Elia Wilkinson Peattie

... how to bring these constituents together, so as to form water: we also know how to analyse the water, and recover from it its two constituents. So, likewise, as regards the solid portions of the earth. Our chalk hills, for example, are formed by a combination of carbon, oxygen, and calcium. These are the so-called elements the union of which, in definite proportions, has resulted in the formation of chalk. The flints within the chalk we know to be a compound of oxygen and silicium, called silica; and our ordinary clay is, for the most part, formed by the union of silicium, oxygen, ...
— Fragments of science, V. 1-2 • John Tyndall

... excellent small Bathing Establishment, supplied by five alkaline springs, temp. 132 Fahrenheit, which flow into large basins in the court fronting the baths. The water contains free carbonic acid gas and 19 grains of the chloride of sodium to the pint. In lesser quantities the chlorides of calcium and magnesium, the sulphate of soda, the carbonates of lime and magnesia, and the oxide of iron. In Vichy the drinking of the water is the most important, but here it is the external application by baths and other means. They are very serviceable in the cure of nervous ...
— The South of France—East Half • Charles Bertram Black

... been at the Camp of Chalons for artillery drills. You have seen when the shell bursts how the chalky soil of the Marne effervesces like the inkwells at school, when we used to throw a piece of calcium carbonate into them. Well, it was almost like that, but in the midst of the desert, in the midst of obscurity. The white waters rushed into the depths of the black hole, and rose and rose towards the pedestal ...
— Atlantida • Pierre Benoit

... a special generator. The generation is a simple process. A vessel filled with water has an inverted vessel within it; a pipe is led to the balloon from the latter and a tube of india-rubber is attached which contains calcium hydrate. By tipping the tube the amount of calcium hydrate required can be poured into the generator. As the gas is made it passes into the balloon or is collected in the inner vessel, which acts as a bell jar if the stop cock to ...
— Scott's Last Expedition Volume I • Captain R. F. Scott

... been stringing the old lady along, intending to produce Bud's spook as a sort of red-fire, calcium-light, grand-march-of-the-Amazons climax, but she didn't get a chance. For right there the old lady got up with a mighty set expression around her lips and marched out, muttering that it was just as she had thought all along—Bud wasn't there. And when the neighbors dropped in that afternoon to ...
— The Wit and Humor of America, Volume V. (of X.) • Various

... laxative antacid, magnesia; or if the case is severe and food is still in the stomach, an emetic, such as mustard or ipecac, will act more promptly. Alkalies, especially sodium salicylate, and intestinal antiseptics are useful. Calcium chloride in doses of five to twenty grains should be tried in obstinate cases. The diet should be, for the time, ...
— Essentials of Diseases of the Skin • Henry Weightman Stelwagon

... of the principal materials that produce flourishment are carbon, hydrogen, oxygen, phosphorus, potassium, nitrogen, sulphur, calcium, iron and magnesium; protoplasm contains everything; chemists have not been able to determine and classify protoplasm. (See Chap. I, ...
— ABC's of Science • Charles Oliver

... bodies of all persons who have died on their respective planets are at once shipped by Aerial Express. Since this process is used today, all of you understand the methods employed; how each body is reduced by heat to its component constituents: hydrogen, oxygen, nitrogen, carbon, calcium, phosphorus, and so forth; how these separated constituents are stored in special reservoirs together with the components from thousands of other corpses; how these elements are then synthetically combined into food tablets for those ...
— John Jones's Dollar • Harry Stephen Keeler

... are charged with calcium carbonate (the carbonate of lime), and where the limestone is magnesian they contain magnesium carbonate also. Such waters are "hard"; when used in washing, the minerals which they contain combine with the fatty acids of soap to form insoluble curdy compounds. When springs ...
— The Elements of Geology • William Harmon Norton

... yaharigans you shall be—Earthly counterparts of those miserable beasts of Rikor who have for ages been bred only for the one purpose of supplying food for the Shining Ones. I knew that when I found the cavern the process of awakening the Shining Ones would require that they be carefully fed with the calcium and lime from the bones of living yaharigans, the normal ...
— The Cavern of the Shining Ones • Hal K. Wells

... line. He stepped like a calcium-lit figure over the wet, gleaming pavement, over the snaky hose, and among the rubber-sheathed, glistening firemen, gave one look at the ghastly heap on the sidewalk, and then became, like the host of raving relatives and friends and lovers, a man ...
— The Nine-Tenths • James Oppenheim

... people in her own profession. While there was something unmistakably professional in her frank savoir-faire, "Jimmy's" was one of those faces to which the rouge never seems to stick. Her eyes were keen and gray as a windy April sky, and so far from having been seared by calcium lights, you might have fancied they had never looked on anything less bucolic than growing fields and country fairs. She wore her thick, brown hair short and parted at the side; and, rather than hinting at freakishness, this seemed admirably in keeping with her fresh, ...
— The Troll Garden and Selected Stories • Willa Cather

... mere calcium phosphate, like other beasts. An amateur chemist found out that they were an organically deposited boron carbide, which is harder than any other substance but crystallized carbon—diamond. In fact, ...
— Attention Saint Patrick • William Fitzgerald Jenkins

... is best prepared by drying ethyl acetate over calcium chloride and treating it with sodium wire, which is best introduced in one operation; the liquid boils and is then heated on a water bath for some hours, until the sodium all dissolves. After the reaction ...
— Project Gutenberg Encyclopedia

... Ruth, and she gave a little sigh. Presently, the calcium lights began to glow, as usual, and meantime though everybody was supposed to have left; still, the people came from somewhere; and at last, dismayed ...
— Four Girls at Chautauqua • Pansy

... copper and iron. Ranking second only to Minnesota in the production of iron ore, it is third in the production of copper, being exceeded only by Arizona and Montana. It also stands first in the production of salt, bromine, calcium chloride, graphite, ...
— Practical English Composition: Book II. - For the Second Year of the High School • Edwin L. Miller

... It consists of two vessels, one entering the other. The internal vessel is provided at the bottom with a discharge pipe communicating, through a cock, with the gasometer. It carries a suspended open work basket containing the carbide of calcium. The bottom of this vessel is provided with an aperture through which it communicates with the external vessel containing the water. The latter is brought to a level in the two vessels and attacks the carbide. ...
— Scientific American Supplement, No. 1082, September 26, 1896 • Various

... calcium, barium, or lead salts of these cellulose-sulphuric acids can be prepared. Analysis of them shows that these salts undergo hydrolysis, and lose ...
— The Dyeing of Cotton Fabrics - A Practical Handbook for the Dyer and Student • Franklin Beech

... Belgium, and lived twenty-four days without food, eventually making good recoveries. An analysis of the water used during their confinement showed an almost total absence of organic matter and only a slight residue of calcium salts. ...
— Anomalies and Curiosities of Medicine • George M. Gould

... of nutrient balance, the poorest foliar sprays are organic. That's because it is nearly impossible to get significant quantities of phosphorus or calcium into solution using any combination of fish emulsion and seaweed or liquid kelp. The most useful possible organic foliar is 1/2 to 1 tablespoon each of fish emulsion and liquid seaweed concentrate ...
— Gardening Without Irrigation: or without much, anyway • Steve Solomon

... thought to myself, mebbe you won't yearn so much directly. He come up stairs, and I could hear him breathing hard. I looked around the corner and could see he just had on his shirt and pants, and his suspenders were hanging down, and his bald head shown like a calcium light just before it explodes. Pa went into my room, and up to the bed, and I could hear him say, 'Come out here and bring in that kindling wood or I will start a fire on your base burner with this strap.' And then there was a yowling such ...
— Peck's Compendium of Fun • George W. Peck

... discovery of a whole group of new elements. Thus Davy, starting in 1807, applied the method of electrolysis, using a development of Volta's pile as a source of current; in a short time he discovered aluminum, barium, boron, calcium, magnesium, potassium, ...
— A Brief History of Element Discovery, Synthesis, and Analysis • Glen W. Watson

... order of the strengths of acids deduced from their competition for the same base, as determined by Thomsen's thermo-chemical or his own volumetric method, with that order in which the acids arrange themselves according to their capacity to bring calcium oxalate into solution, or to convert acetamide into ammonium acetate, or to split up methyl acetate into methyl alcohol and acetic acid catalytically, or to invert cane-sugar, or to accelerate the mutual action of hydriodic on bromic acid, he found that in all these ...
— Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 - "Chtelet" to "Chicago" • Various

... indeed a phosphori as, if I recall it aright, the sulphides of barium, strontium, and calcium were upon our earth. Later I shall see the great quarries of this stone in the Martian mountains. Another strange feature in these Martian houses was the hollow sphere of glass upheld above each house. It is a sphere some six feet in diameter made up of lenses. It encloses a space in the center ...
— The Certainty of a Future Life in Mars • L. P. Gratacap

... and these improve markedly under a course of nitrites. Cardiac tonics are often helpful, especially in those cases where there is some attendant lesion of the heart. But the majority of cases improve wonderfully on a good course of a calcium salt, e.g. calcium lactate or chloride; fifteen grains three times a day will answer in most cases. The patient should wash in soft tepid water, and avoid extremes of heat and cold. In the local treatment, two drugs are of great value in the early congestive ...
— Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 - "Chicago, University of" to "Chiton" • Various

... rounding the northern end of Bainbridge Island, had come into Agate Pass; the tide ran swift in rips and eddies between close wooded shores, but these things no longer caught his attention. The scene he saw was the one he had put behind him, and in the calcium light of his mind, one figure stood out clearly from the rest. Had he not known this woman was a spendthrift? Had he not suspected she inherited this vice from her father, that old gambler of the stock exchange. Was it not for ...
— The Rim of the Desert • Ada Woodruff Anderson

... The falling water has ornamented the walls, which in this portion of the cave expose over two hundred feet of Magnesian Limestone, with unique forms of dripstone; and the steeply sloping floor has received the over-charge of calcium carbonate until it has become a shining mass of onyx, retaining pools of cold, transparent water in the depressions. In the lowest corner there is only mud, and above it rises, to a height of at least fifteen feet a bank of miry, yellow clay, at the top of which a hole ...
— Cave Regions of the Ozarks and Black Hills • Luella Agnes Owen

... obtained as a very fine, pure white powder which rapidly settles. It has much the appearance of starch. Under the microscope it is perfectly amorphous. In the air it deliquesces much more rapidly than ignited calcium chloride. ...
— Scientific American Supplement, No. 455, September 20, 1884 • Various

... were plastered with flamboyant multi-colored show bills. The play, and nothing but the play was certainly the thing; the hapless stranger was buffetted in a maelstrom of theatrical activity. The very air reeked of calcium ...
— The Easiest Way - A Story of Metropolitan Life • Eugene Walter and Arthur Hornblow

... end-products and aromatic compounds are urea, uric and hippuric acids, benzoic acid and ethereal sulfates of phenol and cresol. The salts are sulfates, phosphates and chlorides of sodium, potassium, calcium and magnesium. The organic and inorganic matter ...
— Common Diseases of Farm Animals • R. A. Craig, D. V. M.

... had not entered the field. However, the principle has been applied with great success in arc-lamps. In the first arc-lamps plain carbon electrodes were used, but in some of the latest carbon-arcs, electrodes of carbon impregnated with various salts are employed. For example, calcium fluoride gives a brilliant yellow light when used in the carbons of the "flame" arc. These are described ...
— Artificial Light - Its Influence upon Civilization • M. Luckiesh

... pocket. Discovery of a cave. Exploring the cave. The water in the cave. Indication of marine animal in the water. Return to the mouth of the cave. Discovering the air pocket. The peculiar light in the cave. Calcium coating. ...
— The Wonder Island Boys: Exploring the Island • Roger Thompson Finlay

... however, a still brighter illuminant within their reach in the shape of acetylene, but not until it became certain that they would have to spend a second winter in the Antarctic, did their thoughts fly to the calcium carbide which had been provided for the hut, and which they had not previously thought of using. 'In this manner the darkness of our second winter was relieved by a light of such brilliancy that all could pursue ...
— The Voyages of Captain Scott - Retold from 'The Voyage of the "Discovery"' and 'Scott's - Last Expedition' • Charles Turley

... of the known minerals, although many of them are found in exceedingly small quantities. The most common and the most important mineral elements of the soil of New York State are carbon, silicon, aluminum, and calcium, which combine in various ways to make either sand, sandstone, clay, shale, limestone, or other rock. The particular form which these mineral elements assume is of interest in choosing a location for a house, ...
— Rural Hygiene • Henry N. Ogden



Words linked to "Calcium" :   calcify, metallic element, factor IV, fluor, fluorite, quicklime, gypsum, limestone, metal, burnt lime, fenoprofen calcium, fluorspar, fluxing lime, lime, calx, unslaked lime, calcined lime



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