Identifier: publichealthprev00lewi (find matches)
Title: Public health and preventive medicine
Year: 1902 (1900s)
Authors: Lewis, Charles James, 1875-1937 Balfour, Andrew, Sir, 1873-1931
Subjects: Preventive Medicine Public Health
Publisher: Edinburgh : Green
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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0 * * PLATE VII.
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PLATE VII. 26 402 SANITARY ENGINEERING mentary inlets may be provided by means of Sheringhams valves or Tobinatubes. A special inlet is provided iii I lie wall near the head of each bed andabout 1 ft. from the floor, to ventilate the space under each bed. Extractionis provided for by the open windows, by fireplaces or stoves, by shafts sur-rounding or alone-side the chimney or Hue, or by special shafts. In winterthe fresh air supply may require to be warmed, and this may conveniently bedone by ventilating fireplaces, radiators, etc. Equable warming of the ward-is best effected by means of hot water or steam pipes running round them,or laid beneath the floor if it be not of wood; an open tire assists ventilationand provides cheerful warmth. Mechanical ventilation in hospitals should heprovided on the Plenum system, by which the air can be taken from achosen source, treated before admission, and its supply regulated to each ward.Ward floors should be fireproof, free from crevices, and s

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