Manual of practical hygiene v. 2, 2±ÇWood, 1883 |
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24 ÆäÀÌÁö
... lower margin of both pipes . Water , of course , stands in the box or receptacle to the height of the discharge , and therefore the partition is always to some extent under water . The extent should not be less than of an inch . Heavy ...
... lower margin of both pipes . Water , of course , stands in the box or receptacle to the height of the discharge , and therefore the partition is always to some extent under water . The extent should not be less than of an inch . Heavy ...
29 ÆäÀÌÁö
... lower level . The following table , taken from Mr. Wicksteed , will be found useful : - Velocity Diameter . in feet per minute . Sewers . Gradient required . Diameter . Velocity in feet per Gradient required . minute . 4 inches .. 240 ...
... lower level . The following table , taken from Mr. Wicksteed , will be found useful : - Velocity Diameter . in feet per minute . Sewers . Gradient required . Diameter . Velocity in feet per Gradient required . minute . 4 inches .. 240 ...
30 ÆäÀÌÁö
... lower down escape , that some of the gases may rise to the higher levels . That no sewer is air - tight is certain , but the openings through which the air escapes are often those we should least desire . It is therefore ab- solutely ...
... lower down escape , that some of the gases may rise to the higher levels . That no sewer is air - tight is certain , but the openings through which the air escapes are often those we should least desire . It is therefore ab- solutely ...
38 ÆäÀÌÁö
... is no longer used as the main sewer , and although the sewage is still poured into it at a lower point , it will ultimately be disposed of by irrigation . was 3,342 tons per acre annually , On the most 38 PRACTICAL HYGIENE .
... is no longer used as the main sewer , and although the sewage is still poured into it at a lower point , it will ultimately be disposed of by irrigation . was 3,342 tons per acre annually , On the most 38 PRACTICAL HYGIENE .
39 ÆäÀÌÁö
... lower than the Rivers Pollution Commissioners or the Committee of the British Association , and his analyses make it at any rate quite certain that the proper purification of the sewer water demands very careful preparation of the ...
... lower than the Rivers Pollution Commissioners or the Committee of the British Association , and his analyses make it at any rate quite certain that the proper purification of the sewer water demands very careful preparation of the ...
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1,000 of strength action admissions ammonia amount appears Army Medical average barometer barracks Board of Health body carbolic acid carbon carried cause cent charcoal chloride cholera climate closet clothes cold contains cubic deaths deodorant diarrhoea discharge disease disinfection drain dysentery earth effect enteric fever especially evaporation excreta exercise experiments Fahr feet gallons heat hospital humidity hydrogen sulphide Hygiene impure inches increased India iron less lessened lime lungs malarious mean medical officers miles mortality muscles nitrogen nitrous acid observations organic matter ounces oxidation oxygen ozone pass phthisis pipe prevent probably quantity rain removed Report sanitary scurvy sewage sewer water sick siphon soil soldier solid excreta stations substances sulphate sulphuric acid supply surface syphilis temperature tents thermometer tion towns trap troops typhoid typhoid fever typhus urine ventilation wards warm weight yellow fever
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510 ÆäÀÌÁö - Provided, that the provisions of this act shall not apply to mixtures or compounds recognized as ordinary articles or ingredients of articles of food, if...
509 ÆäÀÌÁö - ... whether manufactured or not ; or in the case of milk, if it is the produce of a diseased animal.
456 ÆäÀÌÁö - ... in a direction contrary to the motion of the hands of a watch, with — and be this particularly noted — a constant tendency to turn inwards towards the centre of lowest barometer.
509 ÆäÀÌÁö - First, If, when a drug is sold under or by a name recognized In the United States Pharmacopoeia or National Formulary...
509 ÆäÀÌÁö - ... shall be deemed guilty of a misdemeanor, and upon conviction thereof shall be punished by fine not exceeding fifty dollars for the first offence, and not exceeding one hundred dollars for each subsequent offence. SEC. 2. The term " food," as used in this act, shall include every article used for food or drink by man.
509 ÆäÀÌÁö - First. If any substance has been mixed and packed with it so as to reduce or lower or injuriously affect its quality or strength. Second. If any substance has been substituted wholly or in part for the article. Third. If any valuable constituent of the article has been wholly or in part abstracted.
359 ÆäÀÌÁö - The strength of a chain is the strength of its weakest link, the engineers tell us," said Longworth, " and it is the same with evidence.
509 ÆäÀÌÁö - If it be colored or coated, or polished or powdered, whereby damage is concealed, or it is made to appear better than it really is, or of greater value. 7. If it contain any added poisonous ingredient, or any ingredient which may render such article injurious to the health of a person consuming it...
498 ÆäÀÌÁö - The enforcement of the law was placed in the hands of the State Board of Health, and soon after its passage the board appointed eight persons as a " Council of Analysts and Chemists.
79 ÆäÀÌÁö - Protection against Heat. — Texture has nothing to do with protection from the direct solar rays ; this depends entirely on color. White is the best color ; then gray, yellow, pink, blue, black. In hot countries, therefore, white or light gray clothing should be chosen.