Chemical Essays: Principally Relating to the Arts and Manufactures of the British Dominions, Том 1

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tha author, and published, 1823
 

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Сторінка 75 - Ask of me, and I shall give thee the heathen for thine inheritance, and the uttermost parts of the earth for thy possession. Thou shalt break them with a rod of iron; thou shalt dash them in pieces like a potter's vessel.
Сторінка 74 - And the Egyptians made the children of Israel to serve with rigour. And they made their lives bitter with hard bondage, in mortar, and in brick, and in all manner of service in the field: all their service, wherein they made them serve, was with rigour.
Сторінка 612 - And twelve lions stood there on the one side and on the other upon the six steps. There was not the like made in any kingdom. 20 If And all the drinking vessels of king Solomon were of gold and all the vessels of the house of the forest of Lebanon were of pure gold: none were of silver; it was not any thing accounted of in the days of Solomon.
Сторінка 478 - Then hurl'd the hero, thundering on the ground, A mass of iron (an enormous round), Whose weight and size the circling Greeks admire, Rude from the furnace, and but shaped by fire.
Сторінка 60 - ... was soon observed to take place. The potash began to fuse at both its points of electrization. There was a violent effervescence at the upper surface : at the lower or negative surface, there was no liberation of elastic fluid; but small globules, having a high metallic lustre, and being precisely similar, in visible characters to quicksilver, appeared ; some of which burnt with explosion, and bright flame, as soon as they were formed, and others remained, and were merely tarnished, and finally...
Сторінка 62 - When a globule of the basis of potash is placed upon ice, it instantly burns with a bright flame, and a deep hole is made in the ice, which is found to contain a solution of potash.
Сторінка 585 - As he that taketh away a garment in cold weather, and as vinegar upon nitre: so is he that singeth songs to an heavy heart.
Сторінка 358 - Thus far extend, thus far thy bounds, This be thy just circumference, O world. Thus God the heaven created, thus the earth, Matter unform'd and void. Darkness profound Cover'd the abyss ; but on the watery calm His brooding wings the Spirit of God outspread, And vital virtue infused and vital warmth Throughout the fluid mass...
Сторінка 505 - Instead of the customary mode of hardening the blade from the anvil, let it be passed immediately from the hands of the forger to the grinder ; a slight application of the stone will remove the whole of the scale or coating, and the razor will then be properly prepared to undergo the operation of hardening with advantage. It will be easily ascertained, that steel in this state heats...
Сторінка 539 - The verifiable ingredient is used ouly inasmuch as a fusible body, which flows over the surface of the metal in the crucibles, and prevents the access of the oxygen of the atmosphere. Broken glass is sometimes used for this purpose. When thoroughly fused it is cast into ingots, which by gentle heating and careful hammering, are tilted into bars. By this process the steel becomes more highly carbonized in proportion to the quantity of flux, and in consequence is more brittle and fusible than before....

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