File:A manual of practical hygiene (1883) (14804361623).jpg

Identifier: manualofpractica02park (find matches)
Title: A manual of practical hygiene
Year: 1883 (1880s)
Authors: Parkes, Edmund Alexander, 1819-1876 De Chaumont, F. S. B. François (Francis Stephen Benet François), 1833-1888
Subjects: Public health Sanitation Military hygiene Hygiene Military Medicine Public Health Sanitation
Publisher: New York : W. Wood & Company
Contributing Library: Yale University, Cushing/Whitney Medical Library
Digitizing Sponsor: Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library

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Pig. 93.—Cotton x 2S5. Fig. 94.—Linen x 285. (either into its substance, or between the fibres), and conducts heat ratherless rapidly than linen, but much more rapidly than wool.1 The advantages of cotton are cheapness and durability ; its hard non-absorbent fibre places it far below wool as a warm water-absorbing cloth-ing. In the choice of cotton fabrics there is not much to be said; smooth-ness, evenness of texture, and equality of spinning, are the chief points. In cotton shirting and calico, cotton is alone used ; in merino and otherfabrics it is used with wool, in the proportion of 20 to 50 per cent, of wool,the threads being twisted together to form the yarn. Linen—Microscopic Characters.—The fibres are finer than those of 1 Experiments on the conducting power of materials by Courier (Professor of Chem-istry at the Val de Grace), and by Dr. Hammond (late Surgeon-General, United StatesArmy). 76 PRACTICAL HYGIENE. cotton, diaphanous, cylindrical, and presenting little swe

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