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Science & Nature
The filtration of public water-supplies
Allen Hazen
391 pages~7 hr 48 min read112 chapters$4.99
Clean drinking water is one of civilization's quiet triumphs, and filtration made it possible. Allen Hazen explains how sand and sediment beds cleanse a city's water, from the design of filter beds to the materials that do the work. A foundational text of public health engineering. Learn how a city turns river water safe to drink.
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Inside this book
112 chapters
- 1THE FILTRATION OF PUBLIC WATER-SUPPLIES.
- 2PREFACE TO FIRST EDITION.
- 3PREFACE TO THIRD EDITION.
- 4CONTENTS.
- 5UNITS EMPLOYED.
- 6ACKNOWLEDGMENT.
- 7CHAPTER I. INTRODUCTION.
- 8CHAPTER II. CONTINUOUS FILTERS AND THEIR CONSTRUCTION.
- 9SEDIMENTATION-BASINS.
- 10SIZE OF FILTER-BEDS.
- 11FORM OF FILTER-BEDS.
- 12COVERS FOR FILTERS.
- 13CHAPTER III. FILTERING MATERIALS.
- 14SAND.
- 15SANDS USED IN EUROPEAN FILTERS.
- 16EFFECT OF SIZE OF GRAIN UPON EFFICIENCY OF FILTRATION.
- 17EFFECT OF GRAIN SIZE UPON FREQUENCY OF SCRAPING.
- 18SELECTION OF SAND.
+ 94 more. The full contents open with the book.
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