Metals

Examples

• But there is a decided grouping of valuable metals, and these can then be readily separated by means of electricity. Bertha M. Clark. General Science.
• In the coin of some countries, the value of the two metals is nearly equal. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• Volta of Pavia, took decided issue with Galvani and maintained that the pretended animal electricity was nothing but electricity developed by the contact of two different metals. William Henry Doolittle. Inventions in the Century.
• To charge that the various activities of gardening, weaving, construction in wood, manipulation of metals, cooking, etc. John Dewey. Democracy and Education.
• If two dissimilar metals could be decomposed and power at the same time produced they contended that practical work might be done with the force. William Henry Doolittle. Inventions in the Century.
• They are called the two fluid batteries, because in place of a single acidulated bath in which the dissimilar metals were before placed, two different liquid solutions were employed. William Henry Doolittle. Inventions in the Century.
• Some of the new metals discovered in the last century have in this century been combined with iron to make harder steel. William Henry Doolittle. Inventions in the Century.
• Yet it was used abundantly, and there was a steady flow of the precious metals eastward in exchange. H. G. Wells. The Outline of History_Being a Plain History of Life and Mankind.
• A considerable quantity, too, must be annually lost in transporting those metals from one place to another both by sea and by land. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• A fuse is made by combining a number of metals in such a way that the resulting substance has a low melting point and a high electrical resistance. Bertha M. Clark. General Science.
• The Aztecs of Mexico and the Incas of Peru used the process of fixing two metals together by the action of heat, before making up. Various. The Wonder Book of Knowledge.
• It seems strange, now, on observing the extensive use that is made of the deposition of metals, that it should have remained so long unapplied after the principle had been known. Frederick C. Bakewell. Great Facts.
• Their highest price, however, seems not to be necessarily determined by any thing but the actual scarcity or plenty of these metals themselves. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• Those metals are said to have become more abundant in America, since the suppression of some of their paper currencies. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• From this phenomenon, the chemical action of acids upon metals and the production of an electric current were observed, and the voltaic pile was invented. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• The cheapness of gold and silver renders those metals rather less fit for the purposes of money than they were before. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• Men made sly and crude schemes to corner it, to hoard it, to send up prices by releasing hoarded metals. H. G. Wells. The Outline of History_Being a Plain History of Life and Mankind.
• When we compare the precious metals with one another, silver is a cheap, and gold a dear commodity. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• Thus metals hammered, or repeatedly bent, grow hot in the bent or hammered part. Benjamin Franklin. Memoirs of Benjamin Franklin.
• By the high pressures, or stresses given by the hydraulic press it was learned that cold metals have plasticity and can be moulded or stretched like other plastic bodies. William Henry Doolittle. Inventions in the Century.
• The process of converting the precious metals into coins is an interesting one. Various. The Wonder Book of Knowledge.
• The full list of metals discovered since 1800 may be found under Chemistry. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• In the metallurgy of the precious metals probably the most important step has been the _cyanide process_ of obtaining gold and silver. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• As the other metals, gold, silver, copper and lead often occur together, and in the same deposits with iron, the same general modes of treatment to extract them are often applied. William Henry Doolittle. Inventions in the Century.
• Many hitherto unknown metals have also been discovered through the agency of the spectroscope, among which may be named caesium, rubidium, thallium, and indium. Edward W. Byrn. The Progress of Invention in the Nineteenth Century.
• The modern masters promise very little; they know that metals cannot be transmuted, and that the elixir of life is a chimera. Mary Shelley. Frankenstein_Or_The Modern Prometheus.
• It may even have fallen so far short of this demand, as somewhat to raise the price of those metals in the European market. Adam Smith. An Inquiry into the Nature and Causes of the Wealth of Nations.
• So great is the heat developed that the metals melt and fuse, and on cooling show perfect union. Bertha M. Clark. General Science.
• The use of manganese and other highly oxidisable metals for this purpose was discovered. William Henry Doolittle. Inventions in the Century.
• Various analogies next pointed to the use of heat, and the thermoelectric cell emerged, embodying the application of flame to the junction of two different metals. Frank Lewis Dyer. Edison, His Life and Inventions.

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