Tropical hygiene : a text for the use of teachers / A.H. Kirby.

  • Kirby, A. H.
Date:
1910
Catalogue details

Licence: In copyright

Credit: Tropical hygiene : a text for the use of teachers / A.H. Kirby. Source: Wellcome Collection.

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    is useful in another way. For many reasons it may not be found possible to use wire gauze for covering it; in such cases, a teaspoonful of kerosene should be poured on the surface of the water, once a week; this will be quite as useful as the gauze, in keeping out mosquitoes, and it will not make any difference to the water; for what is required will always be drawn from near the bottom. More will be said, later, in connection with storing and using water (23, 3§. 39. 40, 42, 43. 44. 45. 49)- B.—Food and Water. 15. Kinds of food.—li notice is taken of the food that is eaten every day, it will be seen plainly that it is made up largely of three kinds of things; these are the part containing sugar and starch, the part which is mainly made up of fat, and the part that is not of the nature of sugar or starch, or fat, but which the food must contain in order that it may be of use to the body. For instance, the sugar-cane, molasses, syrup and many fruits contain a great deal of sugar; bread, the yam, eddoes, sweet potatoes and Irish potatoes are made up largely of starch; pork, butter, milk and many soups contain a large amount of fat; while lean meat, hsh, the white of eggs, peas and beans, and cheese are made up, to a much greater extent, of the kind of food that is neither sweet, starchy or fatty. None of the things that are eaten consists entirely of any one of these, for they are all required by the body, in order that it may continue to live and thrive. This shows that all these kinds of food have their uses in helping the