Preventive medicine in relation to the public health, lects. and addresses, revised by the author, Թողարկում 285 |
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Common terms and phrases
acre action albuminoid allow ammonia amount animal arise arrangements Authority become Beddington Beddington Farm Board carbonic acid cause cesspools character chemical chlorine cholera closets CO₂ contained crop Croydon cubic danger death-rate destroyed diphtheria disinfection district downward filtration drainage duty effect effluent epidemic evil excess excreta exist filter fresh air fungus gallons gases germs give grains hard water house drain impure inches infection intermittent land liable London manager manure means Medical Officers mischief natural necessary nitrates nitrogen Officers of Health ordinary organic matter oxidising oxygen ozone pass persons plant potent matter prevent principle produce proper pure purified quantity rainfall render result rye-grass sanitary scarlatina sewage farm sewer gas Sewer Traps smell soil subsoil sufficient taken temperature tion town trap utilisation vegetable ventilation Vital Statistics Wandle washed water supply water-closet whilst Whitgift School zymotic disease
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Էջ 80 - There shall be no more thence an infant of days, Nor an old man that hath not filled his days: For the child shall die an hundred years old ; But the sinner being an hundred years old shall be accursed.
Էջ 307 - ... Thou mayest dry up with grief." Then the other, who was very polite and sensible and courteous, replied with the words: " Certainly I am sorry that two such gentlemen as these should fight on our behalf over so small a disagreement. But I cannot disregard my claim, for I am in too great need of it. So I should be much obliged to you if you would give me what is rightly mine.
Էջ 45 - Baxter* adopts as a definition of disinfectant " any agent capable of so modifying the contagium of a communicable disease, during its transit from a sick to a healthy individual, as to deprive it of its specific power of infecting the latter.
Էջ 353 - ... and you may have a productive agriculture ; the arts may flourish, architecture may cover your land with temples and palaces ; you may have even material power to defend and support all these acquisitions ; you may have arms of precision and fleets...
Էջ 82 - Thus the pressure of the atmosphere at the surface of the earth is nearly 15ft> on the square inch, and this would be the weight of a column of air of about 5 miles in height. Air, therefore, rushes into a vacuum with a velocity equal to that which a heavy body would acquire in falling from a height of 5 miles, viz., 1304 feet per second.
Էջ 53 - The effectual disinfectant operation of chlorine and potassic permanganate appears to depend far more on the nature of the medium through which the particles of infective matter are distributed, than on the specific character of the particles themselves. " 4. When either of these agents is used to disinfect a virulent liquid containing much organic matter, or any compounds capable of uniting with chlorine, or of decomposing the permanganate, there is no security for the effectual...
Էջ 198 - Digby before the Society of Arts, and published in the Journal of the society.
Էջ 353 - The health of the people is really the foundation upon which all their happiness and all their powers as a state depend.
Էջ 50 - ... it is to cleanliness, ventilation, and drainage, and the use of perfectly pure drinking water, that populations ought mainly to look for safety against nuisance and infection. Artificial disinfectants cannot properly supply the place of these essentials, for, except in a small and peculiar class of cases, they are of temporary and imperfect usefulness.
Էջ 353 - ... may cover your land with temples and palaces ; you may have even material power to defend and support all these acquisitions; you may have arms of precision, and fleets of fish torpedoes; but if the population of the country is stationary, or yearly diminishes— if, while it diminishes in numbers, it diminishes also in stature and in strength, that country is doomed.