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" In other words, the water must be free from poisonous substances, from infection, and even from contamination. By this term is meant pollution with fecal matter. Contamination must be considered as potential infection. Besides this, it must be practically... "
Annual Report - 236. lappuse
autors: New Jersey. State Department of Health - 1911
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The Value of Pure Water

George Chandler Whipple - 1907 - 106 lapas
...words, the water must be free from poisonous substances, from infection, and even from contamination.* Besides this, it must be practically clear, colorless,...and wholesome waters. In these minor matters local staridards govern up to a certain point, and it is in regard to them that differences in the judgment...
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Bulletin, 149-156. sējumi

United States. Bureau of Plant Industry - 1909 - 636 lapas
...it must also be free from bacteria of fecal origin, such as B. coll. In other words, the water must be free from poisonous substances, from infection,...point, and it is in regard to them that differences in judgment and experience of analysts lead to diverse classifications. Dug well No. 7 illustrates these...
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Bulletin, 154. izdevums

U.S. Bureau of plant industry, United States. Bureau of Plant Industry - 1909 - 96 lapas
...it must also be free from bacteria of fecal origin, such as B. coli. In other words, the water must be free from poisonous substances, from infection,...point, and it is in regard to them that differences in judgment and experience of analysts lead to diverse classifications. Dug well No. 7 illustrates these...
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Annual report of the Department of Health of the State of New Jersey. 1910

1911 - 644 lapas
...odorless, and reasonably free from objectionable chemical salts in solution and from microscopic orgnnisms in suspension. Moreover, it must be well aerated....etc., may be permissible to a small degree without tin-owing the water outside of the definition of pure and wholesome waters. In these minor matters...
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Report on Proposed Water Supply for the Richmond Municipal Water District to ...

Haviland, Dozier & Tibbetts, San Francisco - 1913 - 278 lapas
...it must also be free from bacteria of fecal origin, such as B. coli. In other words, the water must be free from poisonous substances, from infection,...water outside of the definition of 'pure and wholesome water.' In these minor matters local standards govern up to a certain point, and it is in regard to...
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