Public Documents of Massachusetts, Volume 34Secretary of the Commonwealth, 1893 - Massachusetts |
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Page v
... Amount of Dissolved Oxygen in the Water of Ponds and Reservoirs at Different Depths in Winter , under the Ice , by Prof. Thos . M. Drown , Chemist of the Board , 333 On the Mineral Contents of Some Natural Waters in Massachusetts , by ...
... Amount of Dissolved Oxygen in the Water of Ponds and Reservoirs at Different Depths in Winter , under the Ice , by Prof. Thos . M. Drown , Chemist of the Board , 333 On the Mineral Contents of Some Natural Waters in Massachusetts , by ...
Page 5
... amount of iron has been determined in all the waters examined in the laboratory . It has been found that the amount of metallic iron in the waters of rivers , ponds and reservoirs very rarely amounts to 0.1 part per 100,000 No. 34 ...
... amount of iron has been determined in all the waters examined in the laboratory . It has been found that the amount of metallic iron in the waters of rivers , ponds and reservoirs very rarely amounts to 0.1 part per 100,000 No. 34 ...
Page 6
Massachusetts. and reservoirs very rarely amounts to 0.1 part per 100,000 , and is generally below 0.05 part . Even when present to the amount of 0.1 part , there is no separation of iron in surface waters on standing , for the iron is ...
Massachusetts. and reservoirs very rarely amounts to 0.1 part per 100,000 , and is generally below 0.05 part . Even when present to the amount of 0.1 part , there is no separation of iron in surface waters on standing , for the iron is ...
Page 9
... amount of water to escape under the dam . This leakage should be prevented as far as practicable . It is probable , how- ever , that a comparatively large amount of water will still flow out of the ground below the dam , so that the ...
... amount of water to escape under the dam . This leakage should be prevented as far as practicable . It is probable , how- ever , that a comparatively large amount of water will still flow out of the ground below the dam , so that the ...
Page 12
... amount of organic matter , and in all respects they rank very high as drinking waters . These streams , however , are too small to furnish in a dry time as much water as will be required for the supply of the whole city . They are ...
... amount of organic matter , and in all respects they rank very high as drinking waters . These streams , however , are too small to furnish in a dry time as much water as will be required for the supply of the whole city . They are ...
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Common terms and phrases
Acre Daily adulteration Albuminoid Algæ AMMONIA amount analyses April Asterionella August average Bacteria BACTERIA PER CUBIC Board of Health Brook cent Chemical Examination Chlorine Chlorococcus Color Cons Crenothrix cubic centimeter Cyanophyceæ DATE OF APPEARANCE Day of examination Diatoma Diatomaceæ Difflugia digiosus Dinobryon disease disinfection Distinct Effluent epidemic Exam Examination of Water faintly vegetable faucet feet filter filter-gallery filtration Fungi Gallons per Acre ination inches infection Infusoria July July 12 July 27 June Lawrence Lowell Melosira Merrimack River Microscopical Examination milk milky minoid musty Nitrates NITROGEN Number of organisms Number of sample odor organic matter organisms per cubic Peridinium Pond pumping station purification Rate of Filtration reported reservoir RESIDUE ON EVAPORA Rhizopoda sample was collected samples were collected sand Sediment Sept September sewage sewer Slight SUDBURY RIVER surface Synedra Tabellaria Tank tion Total town Turbidity typhoid fever V.sl V.slight water supply Zoöglæa
Popular passages
Page 592 - If it is colored, coated, polished, or powdered, whereby damage or inferiority is concealed, or if by any means it is made to appear better or of greater value than it really is.
Page 621 - Provided, that the state board of health may, with the approval of the governor, from time to time declare certain articles or preparations to be exempt from the provisions of this act: And provided further, that the provisions of this act shall not apply to mixtures or compounds recognized as ordinary articles of food, provided that the same are not injurious to health and that the articles are distinctly labelled as a mixture, stating the components of the mixture.
Page 604 - To the Honorable the Senate and House of Representatives of the Commonwealth of Massachusetts in General Court assembled.
Page 740 - ... and by providing nurses, and other assistance and necessaries, which shall be at the charge of the person himself, his parents, or master, if able; otherwise at the charge of the town to which he belongs; and if he is not an inhabitant of any town, at the charge of the Commonwealth.
Page 2 - ... sewage, having regard to the present and prospective needs and interests of other cities, towns, corporations, firms or individuals which may be affected thereby. It shall also from time to time consult with and advise persons or corporations engaged or intending to engage in any manufacturing or other business, drainage or...
Page 592 - food," as used herein, shall include all articles used for food or drink by man, whether simple, mixed, or compound. SEC. 3. Any article shall be deemed to be adulterated within the meaning of this Act...
Page 540 - A rough estimate of the open space can be made from the uniformity coefficient. Sharp-grained materials having uniformity coefficients below 2, have nearly 45 per cent, open space as ordinarily packed; and sands having coefficients below 3, as they occur in the banks or artificially settled in water, will usually have 40 per cent. open space. With more mixed materials the closeness of packing increases, until, with a uniformity coefficient of 6 to 8, only 30 per cent, open space is obtained, and...
Page 540 - This is conveniently shown by the "uniformity coefficient, " a term used to designate the ratio of the size of grain which has 60 per cent, of the sample finer than itself to the size which has 10 per cent, finer than itself.
Page liii - The board shall make such regulations as it judges :necessary for the public health and safety, respecting nuisances, sources of filth, and causes of sickness...
Page 598 - The sale of such an article in unlimited quantities by druggists, grocers and others is censurable. More than this, the method of its sale is dishonest, since the unwary purchaser is led to believe that he is purchasing a harmless vegetable remedy, namely, sarsaparilla.