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Show The Secret Told. It is often a difficult task to remove soft solder from gold jewelry requiring to bo repaired. Scraping and subse-auent subse-auent treatment with acid are commonly used, but are often dangerous to some articles. ar-ticles. A hitherto secret method of treatment treat-ment employed at a largo establishment in London is as follows: To 8 ounces of muriatic acid add an ounce of crocus and shake well. To an ounce of this mixr ir add 4 ounces of hot water, place an earthen dish and keep np the heat by means of a gas flame. Upon introducing the soft soldered article into the solution the result is said to be all that could be wished. |