"Hardening" Quotes from Famous Books
 ... result in the formation, of an alloy. For example, if vapours of the volatile metals cadmium, zinc and magnesium are allowed to act on platinum or palladium, alloys are produced. The methods of manufacture of steel by cementation, case-hardening and the Harvey process are important operations which appear to depend on the diffusion of the carburetting material into the solid metal. When a solution of silver nitrate is poured on to metallic mercury, the mercury replaces ...
— Project Gutenberg Encyclopedia
... a copper color, the lads were teeming with health and spirits. Even Walter Perkins, for the first time in his life, felt the red blood coursing healthfully through his veins, for he was fast hardening himself to the rough ...
— The Pony Rider Boys in the Rockies • Frank Gee Patchin
... same time, "diligent in business" and "kindly affectioned"—to have no fear of man, and to love his brother, whom he had seen, as the best manifestation of devotion to God, whom he had not seen. Perhaps he had escaped the usual effect of his rough trade, in hardening the manners, at least, by the influence on him of his only child, a little girl, now six years old, who was his constant companion, even in his voyages. Little Emily Durbin had lost her mother when she was only two years old. The circumstances of her own childhood had wrought ...
— Evenings at Donaldson Manor - Or, The Christmas Guest • Maria J. McIntosh
... exceptions are rare cases in which such active chemical changes take place in the dead body that heat is generated by chemical action. At a varying interval after death, usually within twelve hours, there is a general contraction and hardening of the muscles due to chemical changes, probably of the nature of coagulation, in them. This begins in the muscles of the head, extends to the extremities, and usually disappears in twenty-four hours. It ...
— Disease and Its Causes • William Thomas Councilman
... same place, hardening her little heart, whilst big and bitter tears swelled into her eyes, and fell on the soft ...
— Bebee • Ouida
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