Word Count

11,250 words, Guess

Page Count

45 pages

Identifiers

  • ISBN-100160387876
  • ISBN-139780160387876
  • Goodreads4755518
  • Library of Congress Control Number92230982
  • Open LibraryOL1344418M

Classifications

  • DDC628.3
  • LCCKF27 .M447 1992h

Subjects

Topics

WaterSewagePurificationBiological treatmentTechnological innovationsSewage -- Purification -- Biological treatment -- Technological innovationsWater -- Purification -- Biological treatment -- Technological innovations -- United States

Places

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