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An organism or mechanism that requires oxygen-containing air. For example, aerobic bacteria use oxygen in their metabolic processes. Typically, aerobic microbiological growth requires an oxygen concentration greater than 1% with a relative humidity of at least 40%.

Additional Information

N.Valentin, M.Lidstrom, F.Preusser,"Microbial Control by Low Oxygen and Low Relative Humidity Environment" Studies in Conservation 35:222-230, 1990.

Sources Checked for Data in Record

  • 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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