114 and 272 to the tendency of nickel to peel off, and it is stated that it “will peel-spontaneously and without assignable cause” (p. In ‘Practical Electro-Chemistry,' by Bertram Blount, reference is made on pp. For example, if a piece of glass is silvered by any of the usual silvering solutions, and then nickel is deposited on the silver, it is found that the nickel and silver peel off the glass in close tight rolls almost at once. This is the case with nickel which, when deposited over a certain thickness, will curl up into beautiful close rolls, especially if it does not adhere very tightly to the body on which it is deposited. It is well known that metallic films deposited electrolytically are in many cases liable to peel off if deposited to any considerable thickness.
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