Household Chemistry; Or, The Rudiments of the Science Applied to Every-day LifeSampson Low, 1853 - 16 Seiten |
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Seite 2
... appearance ; for it is supposed to absorb the red and yellow , and to reflect the blue rays of the sun ; so that its colour is owing to reflected light . At great heights the sky appears of a deeper blue , being mixed with black , owing ...
... appearance ; for it is supposed to absorb the red and yellow , and to reflect the blue rays of the sun ; so that its colour is owing to reflected light . At great heights the sky appears of a deeper blue , being mixed with black , owing ...
Seite 17
... appearance of dew always follows a fall in the temperature of the sub- stances on which it is deposited . All bodies on the earth's surface throw out heat in straight lines , every warmer to every cooler body ; and thus the tendency of ...
... appearance of dew always follows a fall in the temperature of the sub- stances on which it is deposited . All bodies on the earth's surface throw out heat in straight lines , every warmer to every cooler body ; and thus the tendency of ...
Seite 33
... appearance of combustion . Phosphorus , when inflamed in the air , where the oxygen is mixed with four times its volume of nitrogen , burns with a very bright light ; but it is no more to be compared with the brilliancy of phosphorus ...
... appearance of combustion . Phosphorus , when inflamed in the air , where the oxygen is mixed with four times its volume of nitrogen , burns with a very bright light ; but it is no more to be compared with the brilliancy of phosphorus ...
Seite 35
... appearance of vegetable structure , and given the substance the close and compact quality of stone . The difference in the appearance of the several varieties of coal is not greater than the difference in their composition . The ...
... appearance of vegetable structure , and given the substance the close and compact quality of stone . The difference in the appearance of the several varieties of coal is not greater than the difference in their composition . The ...
Seite 37
... appearance between these bladders and those which are filled with com- mon air . " But the first application of coal - gas in illumination was made in 1792 , by Mr. Murdoch . Novel as was this mode of lighting his own dwell- COAL AND ...
... appearance between these bladders and those which are filled with com- mon air . " But the first application of coal - gas in illumination was made in 1792 , by Mr. Murdoch . Novel as was this mode of lighting his own dwell- COAL AND ...
Andere Ausgaben - Alle anzeigen
Häufige Begriffe und Wortgruppen
acetic acetic acid albumen alcohol ammonia amount animal Argand burner becomes blood bodies bread burns butter called candle carbonate of lime carbonate of potash carbonate of soda carbonic acid caseine cassava caustic cent charcoal chemical chemistry clay coal coal-gas cocoa coffee cold color combination combustion composition compound consist constituents contains converted copper crystals derived dissolved elements equivalent evaporation fermentation fibrine flame flesh flour formula gases glass gluten gold grape heat hydrochloric acid hydrogen inflamed insoluble iron juice light liquid manufacture margarine matter meat melted metal milk mixed nature nitrogen obtained oleine owing oxide oxygen phosphorus plants possesses produced properties proportion pure quantity salt silica silver slaked lime soap sodium solid soluble soluble in water solution specific gravity spermaceti starch stearine substance sugar sulphur sulphuret symbol tained tallow taste temperature tion vapour vegetables vinegar weight white of egg wine
Beliebte Passagen
Seite 163 - Yet by some such fortuitous liquefaction, was mankind taught to procure a body at once in a high degree solid and transparent, which might admit the light of the sun, and exclude the violence of the wind ; which might extend the sight of the philosopher to new ranges of existence, and charm him at one time with the unbounded extent of the material creation, and at another with the endless subordination of animal life ; and, what is yet of more importance, might supply the decays of nature, and succour...
Seite 106 - On the other hand, when the labourer earns by his work less than is required to provide the amount of food which is indispensable in order to restore fully his working power, an unyielding, inexorable law or necessity compels him to have recourse to spirits. He must work, but in consequence of insufficient food, a certain portion of his working power is daily wanting. Spirits, by their action on the nerves, enable him to make up the deficient power at the expense of Ms body, to consume to day that...
Seite 37 - I have frequently taken one of these bladders, and pricking a hole therein with a pin, and compressing gently the bladder, near the flame of a candle till it once took fire, it would then continue flaming till all the spirit was compressed out of the bladder...
Seite 100 - In no part of Germany do the apothecaries' establishments bring so low a price as in the rich cities on the Rhine ; for there wine is the universal medicine for the healthy as well as the sick, it is considered as milk for the aged (see Appendix).
Seite 18 - ... property of radiating their heat, and of thus becoming cool with different degrees of rapidity, and those substances which in the air become cool first, also attract first and most abundantly the particles of falling dew.
Seite 164 - ... of nature, and succour old age with subsidiary sight. Thus was the first artificer in glass employed, though without his own knowledge or expectation. He was facilitating and prolonging the enjoyment of light, enlarging the avenues of science, and conferring the highest and most lasting pleasures ; he was enabling the student to contemplate nature, and the beauty to behold herself.
Seite 118 - IT was not till the end of this reign [Henry VIII.] that any salads, carrots, turnips, or other edible roots were produced in England. The little of these vegetables that was used was formerly imported from Holland and Flanders. Queen Catherine, when she wanted a salad, was obliged to despatch a messenger thither on purpose.
Seite 37 - Bladders, and pricking a Hole therein with a Pin, and compressing gently the Bladder near the Flame of a Candle till it once took Fire, it would then continue flaming till all the Spirit was compressed out of the Bladder; which was the more surprising, because no one could discern any Difference in the Appearance between these Bladders and those which are filled with common Air.