The Year-book of Facts in Science and ArtCharles W. Vincent, James Mason Simpkin, Marshall, and Company, 1844 |
From inside the book
Results 1-5 of 51
Page 9
... change pumps , to prevent the deposit of salt when using sea water , refrigerators to cool the water by extracting the heat from it before it goes overboard , expansion gear by which the steam can be used more economically ; but the ...
... change pumps , to prevent the deposit of salt when using sea water , refrigerators to cool the water by extracting the heat from it before it goes overboard , expansion gear by which the steam can be used more economically ; but the ...
Page 38
... change is exactly proportional to the pressure necessary for overcoming the resistance . As the move- ment proceeds , the distended part of the belt is lapped over the drum , and , so to speak , the contracted part is lapped over the ...
... change is exactly proportional to the pressure necessary for overcoming the resistance . As the move- ment proceeds , the distended part of the belt is lapped over the drum , and , so to speak , the contracted part is lapped over the ...
Page 46
... CHANGES IN METALS . MR . LUCAS has reported to the British Association the progress of the committee appointed at the last meeting , to ascertain , experi- mentally , whether any and what Changes take place in the internal con ...
... CHANGES IN METALS . MR . LUCAS has reported to the British Association the progress of the committee appointed at the last meeting , to ascertain , experi- mentally , whether any and what Changes take place in the internal con ...
Page 49
... changes com- pletely into oxide of carbon . The temperature of the gas which es- capes from the generator is superior to that of the fusion of anatomy . As soon as steam and air are introduced , the proportion of combus- tible gas ...
... changes com- pletely into oxide of carbon . The temperature of the gas which es- capes from the generator is superior to that of the fusion of anatomy . As soon as steam and air are introduced , the proportion of combus- tible gas ...
Page 70
... change , and found afterwards fused together into a lump . The large store of minerals of Messrs . Abel being likewise de- stroyed by the conflagration , there was a fine opportunity for examin- ing the effects of fire on those ...
... change , and found afterwards fused together into a lump . The large store of minerals of Messrs . Abel being likewise de- stroyed by the conflagration , there was a fine opportunity for examin- ing the effects of fire on those ...
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Common terms and phrases
Academy of Sciences acid action ammonia Analytical Engine animal apparatus appears atmosphere battery boiler British Association Bude light carbon carbonic acid chemical cloth coal coating colour combustion comet common consists construction containing copper cubic centimetres cylinder David Bogue deposit depth described diameter distance effect electricity employed engine Engravings exhibited experiments feet Fleet Street fossil galvanometer George Cruikshank glass gold heat hydrogen Illustrated inches instrument invention iron length light machine magnetic malic acid Mastodon matter means ment mercury metal minute mode morocco motion nearly nitric acid observations obtained oxide oxygen paper Paris passing Permian phosphorescence pieces piers placed plants plate portion potash present produced purpose quantity rays remarkable Royal sand silver Society solution species specimens steam steel substance sulphate sulphuric acid surface temperature thick tion tube vessel voltaic weight wheel whole wire wood zinc
Popular passages
Page 287 - Cowper's Poems. With Life and Critical Remarks, by the Rev. THOMAS DALE : and 75 fine Engravings by J. Orrin Smith, from Drawings by J. Gilbert. Two vols. crown 8vo. 24s. cloth ; 84s. morocco. " The handsomest of the editions of Cowper."— SPECTAToR.
Page 241 - Some cause there must be, which would explain how the practice has become a necessary of life to whole nations. But it is surely still more remarkable, that the beneficial effects of both plants on the health must be ascribed to one and the same substance, the presence of which in two vegetables, belonging to different natural families, and the produce of different quarters of the globe, could hardly have presented itself to the boldest imagination.
Page 193 - ... which form the lights of the print, to a sufficient depth ; but in glyphography the depth of these parts is formed by the remaining portions of the white composition on the plate, analogous to the thickness or height of which must be the depth on the block, seeing that the latter is, in fact (to simplify the matter), a cast or reverse, of the former. But if this composition were spread on the plate as thickly as required for this purpose, it would be impossible for the artist to put either close,...