Chemical Essays: Principally Relating to the Arts and Manufactures of the British Dominions, Volumen 1author, and published, 1823 |
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Página 7
... that chemistry is already become an essential part of education in their public schools . — It shall be my business in this place to endeavour to demon- strate it to be of equal importance to the various OF CHEMISTRY . 7.
... that chemistry is already become an essential part of education in their public schools . — It shall be my business in this place to endeavour to demon- strate it to be of equal importance to the various OF CHEMISTRY . 7.
Página 8
... equal importance to the various classes of our countrymen , that the science should be cultivated with the same ardour in these king- doms . - The science which I now recommend to public notice , has for its object every substance of ...
... equal importance to the various classes of our countrymen , that the science should be cultivated with the same ardour in these king- doms . - The science which I now recommend to public notice , has for its object every substance of ...
Página 26
... equal to the best spermaceti oil , and fit for burning in the closest chambers . Some of the manufacturers of MOROCCO LEA- THER , an article nearly new as a production of this country , have the utmost reason to regret the want of ...
... equal to the best spermaceti oil , and fit for burning in the closest chambers . Some of the manufacturers of MOROCCO LEA- THER , an article nearly new as a production of this country , have the utmost reason to regret the want of ...
Página 32
... removed to a heated room , and thus alternately for a week or two , it will in that short time have acquired a flavour equal to fine old spirits . to retard or check it , whenever it is likely 32 ON THE IMPORTANCE AND UTILITY.
... removed to a heated room , and thus alternately for a week or two , it will in that short time have acquired a flavour equal to fine old spirits . to retard or check it , whenever it is likely 32 ON THE IMPORTANCE AND UTILITY.
Página 41
... equal importance might also be mentioned , but I flatter myself that the examples already adduced are sufficient to show that chemi- stry is now a necessary branch of the education of youth . Even the management of a GARDEN 65 may ...
... equal importance might also be mentioned , but I flatter myself that the examples already adduced are sufficient to show that chemi- stry is now a necessary branch of the education of youth . Even the management of a GARDEN 65 may ...
Otras ediciones - Ver todo
Chemical Essays, Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Chemical Essays: Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Chemical Essays: Principally Relating to the Arts and ..., Volumen 1 Samuel Parkes Vista completa - 1823 |
Términos y frases comunes
acetate alkali alumina Annales de Chimie apparatus atmospheric air avoirdupois barytes boiling bottle burning calico calico-printing caloric Carats carbonate of barytes carbonic acid charcoal chemical chemist Chemistry citrate citrate of lime citric acid cloth coal cold colour combustion compound containing cool copper crystals decomposed diluted dissolved distillation Drachms dyeing earth employed Essay evaporation experiments feet fire fire-place flame fluid formed furnace glass grains heat hydrogen inches iron Klaproth lemon juice lime liquor London manufacture means metal method mineral mixed mixture mordant mucilage muriate nature Nicholson's nitre occasion oil of vitriol operation ounces oxide oxygen Philosophical Transactions pieces plates portion potash pounds powder prepared preserved printed procured produced proportion pure purpose pyroligneous acid quantity salt soda soluble solution specific gravity steam substance sulphate sulphuric acid temperature tion vessel volume water of crystallization weight whole wood
Pasajes populares
Página 247 - And Pharaoh took off his ring from his hand, and put it upon Joseph's hand, and arrayed him in vestures of fine linen, and put a gold chain about his neck...
Página 53 - That not to know at large of things remote From use, obscure and subtle, but to know That which before us lies in daily life, Is the prime wisdom...
Página 135 - In plunging a light surrounded by a cylinder of fine wire gauze into an explosive mixture, I saw the whole cylinder become quietly and gradually filled with flame : the upper part of it soon appeared red hot, yet no explosion was produced.
Página 250 - The son of a woman of the daughters of Dan, and his father was a man of Tyre, skilful to work in gold, and in silver, in brass, in iron, in stone, and in timber, in purple, in blue, and in fine linen, and in crimson; also to grave any manner of graving, and to find out every device which shall be put to him, with thy cunning men, and with the cunning men of my lord David thy father.
Página 96 - When pieces of charcoal about an inch long and onesixth of an inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch) a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness, and by withdrawing the points from each other a constant discharge took place through the heated air, in a space equal at...
Página 253 - And it shall come to pass, that when they enter in at the gates of the inner court, they shall be clothed with linen garments; and no wool shall come upon them, whiles they minister in the gates of the inner court, and within.
Página 248 - Fine linen with broidered work from Egypt was that which thou spreadest forth to be thy sail; blue and purple from the isles of Elishah was that which covered thee.
Página 140 - I placed the whole apparatus in a large receiver, in which, by means of a gas-holder, the air could be contaminated to any extent with coal gas. As soon as there was a slight admixture of coal gas, the platinum became ignited; the ignition continued to increase till the flame of the wick was extinguished, and till the whole cylinder became filled with flame ; it then diminished. When the quantity of coal gas was increased so as to extinguish the flame ; at the moment of the extinction the cage of...
Página 52 - This, as far as it goes, is an evidence against a subtile elastic fluid, producing the calorific expansion ;-but it cannot be considered as decisive on account of the imperfection of our instruments. A cubical inch of inflammable air requires a good balance to ascertain that it has any sensible weight, and a substance bearing the same relation to this, that this bears to platinum, could not perhaps be weighed by any method in our possession.