A Brief Retrospect of the Eighteenth Century: Part First; in Two Volumes: Containing a Sketch of the Revolutions and Improvements in Science, Arts, and Literature During that Period, Volume 1 |
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Page 79
... Phlogiston , which produced one of the most remarkable revolutions in chemical phi- losophy that ever occurred . This theory had been invented and published , in the preceding century , by BECHER , a philosopher of Germany ; but he died ...
... Phlogiston , which produced one of the most remarkable revolutions in chemical phi- losophy that ever occurred . This theory had been invented and published , in the preceding century , by BECHER , a philosopher of Germany ; but he died ...
Page 80
... phlogiston ; and all those bodies which can be made to burn contain more or less of it . Combustion is merely the separation of this substance , which , during the process , flies off , leaving the incombustible body with which it was ...
... phlogiston ; and all those bodies which can be made to burn contain more or less of it . Combustion is merely the separation of this substance , which , during the process , flies off , leaving the incombustible body with which it was ...
Page 84
... phlogiston was utterly insufficient to account for the phenomena which they witnessed . MACQUER and BAYEN seem to have been among the first who declared their dissatisfaction with STAHL's theory . Their objections were 84 Chemical ...
... phlogiston was utterly insufficient to account for the phenomena which they witnessed . MACQUER and BAYEN seem to have been among the first who declared their dissatisfaction with STAHL's theory . Their objections were 84 Chemical ...
Page 87
... by others , yet the task of digesting , arranging , and combining the whole into a consistent and regular system , was principally performed by him ... . calx or earth , and phlogiston ; but the new Chemical Philosophy . 87.
... by others , yet the task of digesting , arranging , and combining the whole into a consistent and regular system , was principally performed by him ... . calx or earth , and phlogiston ; but the new Chemical Philosophy . 87.
Page 88
... phlogiston ; but the new theo- rists , believing that there was no proof of such composition , set them down in their tables as simple bodies . The advocates for the former hy- pothesis had long contended that sulphur , phos- phorus ...
... phlogiston ; but the new theo- rists , believing that there was no proof of such composition , set them down in their tables as simple bodies . The advocates for the former hy- pothesis had long contended that sulphur , phos- phorus ...
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acid afterwards American animal appears ascer ascertained astronomical blood body botanical botany branch carbonic acid celebrated chemical chemistry chemists considerable considered continent cultivated degree discovered discoveries and improvements diseases distinguished doctrine earth eighteenth century electric eminent Europe experiments extensive facts fever fluid formed former France Galvanic genius globe Great-Britain greatly HANS SLOANE heat honour human important indebted ingenious inquiries instrument invention investigation kind knowledge known labours last age late LAVOISIER learned light LINNEUS magnetic matter means mechanical philosophy medicine mentioned ments method mineral mineralogy modern motion natural history neral New-York notice object observations opinion oxygen particular period Petersburgh phenomena philosophers phlogiston physicians plants PRIESTLEY principles produced Professor published Quadrupeds racters rendered respect respiration RICHARD KIRWAN right ascensions SCHEELE sensorial power species substance success supposed Sweden theory tion valuable various vegetable voyage writers zoology
Popular passages
Page 1 - And God said, Let there be lights in the firmament of the heaven to divide the day from the night ; and let them be for signs and for seasons, and for days,
Page 406 - Sir Joshua Reynolds was, on very many accounts, one of the most memorable men of his time. He was the first Englishman who added the praise of the elegant arts to the other glories of his country.
Page 351 - But now the great map of mankind is unrolled at once, and there is no state or gradation of barbarism, and no mode of refinement, which we have not at the same moment under our view...
Page 511 - A curious Herbal, containing five hundred cuts of the most useful plants which are now used in the practice of physic, engraved on folio copper plûtes, afler drawings taken from the life, by Elizabeth Blackwell. To which is added, a short description of the plants, and their common uses in physic, ? vols, folio.
Page 420 - The advantages of this instrument are, that its tones are incomparably sweet beyond those of any other ; that they may be swelled and softened at pleasure by stronger or weaker pressures of the finger, and continued to any length ; and that the instrument, being once well tuned, never again wants tuning.
Page 4 - The thing that hath been, it is that which shall be; and that which is done is that which shall be done: and there is no new thing under the sun. Is there any thing whereof it may be said, See, this is new? it hath been already of old time, which was before us.
Page 485 - It is hardly necessary to add, that anything which any insulated body, or system of bodies, can continue to furnish without limitation, cannot possibly be a material substance ; and it appears to me to be extremely difficult, if not quite impossible, to form any distinct idea of anything capable of being excited and communicated in the manner the Heat was excited and communicated in these experiments, except it be MOTION.
Page 406 - Englishman who added the praise of the elegant arts to the other glories of his country. In taste — in grace — in facility — in happy invention — and in the richness and harmony of colouring, he was equal to the greatest masters of the renowned ages. In portrait he went beyond them ; for he communicated to that description of the art, in which English artists are most engaged, a variety...
Page 261 - The remote causes are certain sedative powers applied to the nervous system, which, diminishing the energy of the brain, thereby produce a debility in the whole of the functions, and particularly in the action of the extreme vessels.
Page 108 - Indeed, every mechanic art, in the different processes of which heat, moisture, solution, mixture, or fermentation is necessary, must ever keep pace in improvement with this branch of philosophy. To the physician this science is of still greater value, and is daily growing in importance. He learns from it to compound his medicines, to disarm poisons of their force, to adjust remedies to diseases, and to adopt general means of preserving health. To «he student of natural history chemistry furnishes...