Contributions Volume 8

Contributions Volume 8

List price: US$19.99

Currently unavailable

Add to wishlist

AbeBooks may have this title (opens in new window).

Try AbeBooks

Description

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1912 edition. Excerpt: ...HAS THE TIME COME FOR DOUBLE MUNICIPAL WATER SUPPLIES, ONE--NATURALLY PURE--FOR DRINKING AND COOKING, THE OTHER--DENATURIZED OR STERILIZED--FOR ALL OTHER PURPOSES?--BT--W. T. SEDGWICK AND H. P. LETTON. (From the Sanitary Research Laboratories of the Department of Biology and Public Health, Massachusetts Institute of Technology, Boston.) f HAS THE TIME COME FOR DOUBLE MUNICIPAL WATER SUPPLIES, ONE--NATURALLY PURE--FOR DRINKING AND COOKING, THE OTHER--DENATURIZED OR STERILIZED--FOR ALL OTHER PURPOSES? BY W. T. SEDGWICK AND H. P. LETTON. (From the Sanitary Research Laboratories of the Department of Biology and Public Health, Massachusetts Institute of Technology, Boston.) Read November S, 1911. It has often been proposed that two water supplies be provided for cities, one to furnish water of the highest quality for drinking and cooking, and another for all other purposes. The advantages of this plan were recognized as far back.as the time of the Romans. Frontinus,1 writing in A.d. 97 concerning the water supply of the city of Rome, states that the water from one aqueduct was used exclusively for drinking and cooking purposes, that from another aqueduct for baths, and that from others only for irrigation. In modern times the question has also been seriously considered, Brackett2 having made a report to the Metropolitan Water Board in 1895 on a separate supply for the city of Boston. The subject has also been discussed in a more general way by Axtell,3 McElroy,4 and others. Our large cities with but few exceptions obtain their water supply from rivers, lakes, or large artificial storage reservoirs. These sources are in some cases grossly polluted, and many that are not polluted at present are in constant danger of becoming so, notwithstanding the fact...show more

Product details

  • Paperback | 74 pages
  • 189 x 246 x 4mm | 150g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236580761
  • 9781236580764