Fly ash

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A fine particulate residue produced during the combustion of coal and wood. Fly ash was often emitted as an airborne pollutant at power and manufacturing plants. Current practice in the United States is to trap and recover fly ash. It is used as a filler in brick and concrete.

Synonyms and Related Terms

flue ash; Flugasche (Deut.); cinza volante (Port.)

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 174
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Walter C. McCrone, John Gustave Delly, The Particle Atlas, W. McCrone Associates, Chicago, IV, 1972
  • 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