The Treatment and utilisation of sewageMacmillan and Company, 1887 - 511 páginas |
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Términos y frases comunes
acre ammonia amount apparatus ash-pits ashes average carried cent cesspools charcoal cholera cistern clean constructed contained contents cost crops deodorising deposit discharge disease drainage dry earth system earth closets effluent water emptied enteric fever epidemic excrement excreta fæces feet fever filter filth filtration flow flushing fosses foul gallons gases inches iron irrigation land larvæ latrines less lime liquid Liverpool manure ment Messrs midden necessary nitrogen northern outfall sewers nuisance offensive organic matter outfall pail passed phosphoric acid pipe sewers pits placed precipitation privy pumping purified quantity receptacle refuse matters removal Report M. O. P. C. Rivers Pollution Commissioners Rogers Field sanitary scavenging sewage farm sewer air sewerage siphon slops sludge smell soil soil-pipe solid matters stoneware street sub-irrigation subsoil subsoil water sufficient surface tank tion tons town trap trough typhoid typhoid fever urine utilised valve ventilation water-closets
Pasajes populares
Página 341 - The right way to dispose of town sewage is to apply it continuously to land, and it is only by such application that the pollution of rivers can be avoided.
Página 445 - Any liquid which contains, in 100,000 parts by weight, more than one part by weight of sulphur, in the condition either of sulphuretted hydrogen or of a soluble sulphuret. (h) Any liquid possessing an acidity greater than that which is produced by adding two parts by weight of real muriatic acid to 1,000 parts by weight of distilled water...
Página 264 - It ought to be made an absolute condition for a public water supply that it should be uncontaminable by drainage.
Página 446 - Stream ," includes the sea to such extent, and tidal waters to such point, as may, after local inquiry and on sanitary grounds, be determined by the Local Government Board, by order published in the London Gazette.
Página 96 - The Angry Pandas: Hindu Priests and the Colonial Government in the Dispersal of the Hardwar Mela in 1891," South Asia 16, no. i (1993): 40. 42. "Abstract of the Fourth Annual Report of the Sanitary Commissioner with the Government of India, 1867...
Página 265 - ... upon health. Therefore, if a large proportion of organic matter was removed by the process of oxidation, the quantity left might be quite sufficient to be injurious to health. With regard to the oxidation, we know that to destroy organic matter the most powerful oxidizing agents are required ; we must boil it with nitric acid and chloric acid and the most perfect chemical agents. To think to get rid of organic matter by exposure to the air for a short time is absurd.
Página 271 - Of all the processes which have been proposed for the purification of water or of water polluted by excrementitious matters, there is not one which is sufficiently effective to warrant the use, for dietetic purposes, of water which has been so contaminated. In our own opinion, therefore, rivers which have received sewage, even if that sewage has been purified before its discharge, are not safe sources of potable water.
Página 453 - 1. Our opinion of the evils described in our first report, as resulting from the present system under which sewage is discharged into the Thames by the Metropolitan Board of Works, is much strengthened, and we believe these evils imperatively demand a prompt remedy. "2. We are of opinion that it is neither necessary nor justifiable to discharge the sewage of the Metropolis in its crude state into any part of the Thames.
Página 452 - That in hot and dry weather there is serious nuisance and inconvenience, extending to a considerable distance both below and above the outfalls, from the foul state of the water consequent on the sewage discharge. The smell is very offensive, and the water is at times unusable.
Página 23 - In proof of this, he refers to 'the clergyman, who lives exactly as those around him do in every respect, except as regards the condition of his house, and who has a family of four children, the whole of whom are well and healthy ;' whereas, according to the average mortality...