Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 198
n of the suns rays, and is LUNAR CAUSTIC. 3.1 used in many curious operations in photography. It isalso employed in the manufacture of dyes for the hair ; itis applied to white hair with gall-nut, and under the in-fluence of the light it turns black, and gives the hair avery dark shade. Salts of… … Gold-leaf exposed to the fumes of mercury. it forms an abundant precipitate of chloride of silver,which blackens in the light. This precipitate, insoluble innitric acid, dissolves very easily in ammonia. Platinum, which is the last of the precious metals thatwe have to consider, is a greyish-white…
Scientific recreations
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