Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 320
posits the metals, which are putinto retorts and heated. The mercury flies off; the silverand gold remain in bars. In some countries, as in Saxony and South America,-recourse is had to another process, that of amalgamation,which depends on the easy solubility of silver and othermetals in mercury.… … Native silver. 154 CHEMISTRY. placed, with some water and iron filings, in a barrel whichrevolves round its axis, and the whole agitated for sometime, during which process the chloride of silver becomesreduced to the metallic state. A portion of mercury isthen introduced, and the agitation…
Scientific recreations
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