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Carbon dioxide   /kˈɑrbən daɪˈɑksˌaɪd/   Listen
Carbon dioxide

noun
1.
A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis.  Synonyms: carbonic acid gas, CO2.



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"Carbon dioxide" Quotes from Famous Books



... Jarvis. "You can go see. Anyhow, there the thing was, alive and yet not alive, moving every ten minutes, and then only to remove a brick. Those bricks were its waste matter. See, Frenchy? We're carbon, and our waste is carbon dioxide, and this thing is silicon, and its waste is silicon dioxide—silica. But silica is a solid, hence the bricks. And it builds itself in, and when it is covered, it moves over to a fresh place ...
— A Martian Odyssey • Stanley Grauman Weinbaum

... Due to the enormous radiating surfaces of the tube, the color in day time looks considerably redder than that of the incandescent lamp because the lamp is extremely small as compared with the tube. When such a tube is fed with carbon dioxide at a definite pressure, and at a definite intensity, a light is obtained that undoubtedly is closer to average daylight color values than any light which has ever been produced before, and we can almost ...
— Color Value • C. R. Clifford

... apparatus stuck to my chest." He poked at the mechanism on the table. "I saw the oxygen tank, I saw the blood running through the plastic pipes—blue from me to that carburetor arrangement, red on the way back in—and I figured out the whole arrangement. Carbon dioxide still exhales up through your lungs, but the vein back to the left auricle is routed through the carburetor and supercharged with oxygen. A man doesn't need to breathe. The carburetor flushes his blood with oxygen, the decompression tank adjusts him to the lack of air-pressure. ...
— Sjambak • John Holbrook Vance

... upon at high temperatures by steam, the first action which takes place is the decomposition of the water vapor, the hydrogen being liberated, while the oxygen unites with the carbon to form carbon dioxide: ...
— Scientific American Supplement, No. 794, March 21, 1891 • Various

... immediate deposition of much matter which otherwise would require prolonged time to settle. The beer is then filtered and so rendered quite bright, and finally, in order to produce immediate "condition," is "carbonated," i.e. impregnated under pressure with carbon dioxide (carbonic acid gas). ...
— Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 - "Brescia" to "Bulgaria" • Various

... necessary. At first the liquid is quite clear, but in a few minutes a brown solid substance commences to separate, and in three hours the reaction is complete. The substance is freed from carbon bisulphide in a current of carbon dioxide, the last traces being removed by means of the Sprengel pump. The compound thus obtained is a deep red amorphous powder, readily capable of volatilization. It melts between 190 deg. and 200 deg.. When heated in vacuo it commences ...
— Scientific American Supplement, No. 841, February 13, 1892 • Various



Words linked to "Carbon dioxide" :   CO2, carbonate, greenhouse emission, dioxide, chokedamp, carbon dioxide acidosis, blackdamp, greenhouse gas



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