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" In case of extreme cold, besides wool, leather, or waterproof clothing is useful. Cotton and linen are nearly equal. Protection against Heat. — Texture has nothing to do with protection from the direct solar rays ; this depends entirely on color. "
Comprehensive Anatomy, Physiology, and Hygiene: Adapted for Schools ... - الصفحة 60
بواسطة John Clarence Cutter - 1888 - عدد الصفحات: 384
عرض كامل - لمحة عن هذا الكتاب

A Manual of practical hygiene c. 2

Edmund Alexander Parkes - 1866 - عدد الصفحات: 718
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all underclothing. In case of extreme cold, besides...from the direct solar rays ; this depends entirely on colour. White is the best colour ; then grey, yellow, pink, blue, black. In hot countries, therefore,...

A manual of practical hygiene, for use in the medical service of the army

Edmund Alexander Parkes - 1873 - عدد الصفحات: 814
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all underclothing. In case of extreme cold, besides...from the direct solar rays; this depends entirely on colour. White is the besi colour ; then grey, yellow, pink, blue, black. In hot countries, therefore,...

The maintenance of health, العدد 222

John Milner Fothergill - 1874 - عدد الصفحات: 426
...thicknesses, wool is much superior to either cotton or linen, and should be worn for all under- clothing. In case of extreme cold, besides wool, leather or...from the direct solar rays ; this depends entirely on colour. White is the best colour: then grey, yellow, pink, blue, black. In hot countries therefore,...

A Treatise on Physiology and Hygiene for Educational Institutions and ...

Joseph Chrisman Hutchison - 1875 - عدد الصفحات: 332
...Filth, instead of being abhorred, was almost sanctified."— Lyon Play/air. worn for all under clothing. In case of extreme cold, besides wool, leather or...light-gray clothing should be chosen. In the shade tie effect of color is not marked. The thickness and the conducting power of the material are the conditions...

Treatise on Physiology and Hygiene ...

J. C. Hutchinson - 1875 - عدد الصفحات: 324
...instead of being abhorred, was almost sanctified." — Lyon Play/air. worn for all under clothing. In case of extreme cold, besides wool, leather or...light-gray clothing should be chosen. In the shade t!ie effect of color is not marked. The thickness and the conducting power of the material are the...

A Treatise on Physiology and Hygiene for Educational Institutions and ...

Joseph Chrisman Hutchison - 1875 - عدد الصفحات: 332
...case of extreme cold, besides wool, leather or water-proof clothing is useful. Cotton and linen arc nearly equal. Protection against Heat. —Texture...marked. The thickness and the conducting power of febe material are the conditions (especially the former) which influence heat. The body should not...

The Maintenance of health

John Milner Fothergill - 1875 - عدد الصفحات: 396
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all under-clothing. In case of extreme cold, besides...entirely on color. White is the best color ; then grey, yellow, pink, blue, black. In hot countries therefore, white or light grey clothing should be...

A Manual of Practical Hygiene

Edmund Alexander Parkes - 1878 - عدد الصفحات: 798
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all underclothing. In case of extreme cold, besides...from the direct solar rays ; this depends entirely on colour. White is the best colour ; then grey, yellow, pink, blue, black. In hot countries, therefore,...

Manual of practical hygiene v. 2, المجلد 2

Edmund Alexander Parkes - 1883 - عدد الصفحات: 580
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all underclothing. In case of extreme cold, besides...blue, black. In hot countries, therefore, white or light gray clothing should be chosen. In the shade, the effect of color is not marked. The thickness,...

A Manual of Practical Hygiene, المجلد 2

Edmund Alexander Parkes - 1883 - عدد الصفحات: 578
...Cold. — For equal thicknesses, wool is much superior to either cotton or linen, and should be worn for all underclothing. In case of extreme cold, besides...blue, black. In hot countries, therefore, white or light gray clothing should be chosen. In the shade, the effect of color is not marked. The thickness,...




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