Difference between revisions of "Blanching"

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== Description ==
 
== Description ==
  
A lightened or whitish area in a paint or varnish layer.  Blanching is not a surface phenomenon like [http://cameo.mfa.org/materials/fullrecord.asp?name=bloom bloom], but rather due to microscopic defects (voids, granules, etc.) that develop within a film layer as it ages.  The defects can scatter light making the affected area appear lighter than the surrounding areas.
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A lightened or whitish area in a paint or varnish layer.  Blanching is not a surface phenomenon like [[bloom]], but rather due to microscopic defects (voids, granules, etc.) that develop within a film layer as it ages.  The defects can scatter light making the affected area appear lighter than the surrounding areas.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==

Revision as of 14:56, 8 January 2014

Description

A lightened or whitish area in a paint or varnish layer. Blanching is not a surface phenomenon like Bloom, but rather due to microscopic defects (voids, granules, etc.) that develop within a film layer as it ages. The defects can scatter light making the affected area appear lighter than the surrounding areas.

Synonyms and Related Terms

blanch

Authority

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Richard Buck, Inspecting and Describing the Condition of Art Objects, Museum Registration Methods, AAM, Washington DC, 1979
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998

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