Rice husk
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Description
The outer seed covering from rice grains, a cereal obtained from genus Oryza sativa. Rice husks are separated from the seed during milling. When burnt, the husks can yield an ash which is greater than 95% Silica. Rice husk ash has been used as a Filler, an Abrasive, and as a Refractory material.
Comparisons
Properties of Common Abrasives
Resources and Citations
- Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- 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