...Their effortswere usually successful in precipitating charm into sweetness andsentiment into sentimentality... 
John C. Van Dyke 「A Text-Book of the History of Painting」
...is obtained by precipitating sulphate of copper with borax, washing theresidue with cold water, and, after drying, igniting it, fusion beingcarefully avoided...
George Field 「Field's Chromatography」
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