whiting, white, powdery substance, prepared by grinding chalk or some other source of calcium carbonate. When mixed with linseed oil it forms putty , and with water and several other substances it constitutes whitewash . It is used as a pigment, called Spanish white, as a filler in paints, for polishing metalware, and for various other purposes.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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