Hygiene and public health / by Louis C. Parkes.

  • Parkes, Louis Coltman, 1857-1942.
Date:
1895
Catalogue details

Licence: Public Domain Mark

Credit: Hygiene and public health / by Louis C. Parkes. Source: Wellcome Collection.

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    CONTENTS. CHAPTER I. Water. PAGE Introductory ------- i Sources of Water—Collection and Storage - - - 3 Rainfall 4 Upland surface waters . . _ . - g Streams and rivers - - - - - - 11 Springs - - - - - - - 22 Wells ------- 28 Composition of Water from Various Sources - - - 42 Quantity required - - - - - - - 45 Distribution - - - - - - - 49 Purification - - - - - - - 59 On a large scale - - - - - - 60 Domestic purification - - - - - 64 Diseases produced by impure water - - - - 6g Examination of Water for Sanitary Purposes - '- - 7^ Physical examination - - - - -78 Microscopical examination of the sediment - - - 79 Quantitative examination of dissolved solids - - 82 Total solids - - - - - - 83 Chlorine ------- 83 Nitrates and nitrites - - - - - 84 Ammonia - - - - - - - 85 Organic matter - - - - - - 86