The Health Officer
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In our eReader you can find the full English version of the book. Read The Health Officer Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book The Health Officer
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— A simple form of calorimeter: a, Inner cell in which food is burned; b, cylinder in which a is enclosed; c, water container in which a and b are immersed.
The number of calories is estimated by the change in temperature of the water.
the amount of food, the quantity of water, and the increase .in the temperature of the water are known, the amount of heat produced by a unit of weight of food may be easily calculated.
Quantities of heat are measured in calories. One calorie is the amount of hea...t that will raise 1 kilogram of water 1° C.
This is nearly the amount that will raise 1 pint of water 1° F.; 100 calories will raise a quart of ice-cold water nearly to the boiling-point; 2500 calories will raise 75 quarts of water, which is nearly the volume of the body, from a freezing temperature to that of the normal body. A person doing light work needs to produce about 2500 calories daily, and one at heavy work, 3500 or 4000 calories.
' FOOD VALUES 389 The adult human body produces heat at about the same rate as two burning candles of tallow or parafl&n.
What to read after The Health Officer?
You can find similar books in the "Read Also" column, or choose other free books by Overton, Frank, B. 1867 to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
— A simple form of calorimeter: a, Inner cell in which food is burned; b, cylinder in which a is enclosed; c, water container in which a and b are immersed.
The number of calories is estimated by the change in temperature of the water.
the amount of food, the quantity of water, and the increase .in the temperature of the water are known, the amount of heat produced by a unit of weight of food may be easily calculated.
Quantities of heat are measured in calories. One calorie is the amount of hea...t that will raise 1 kilogram of water 1° C.
This is nearly the amount that will raise 1 pint of water 1° F.; 100 calories will raise a quart of ice-cold water nearly to the boiling-point; 2500 calories will raise 75 quarts of water, which is nearly the volume of the body, from a freezing temperature to that of the normal body. A person doing light work needs to produce about 2500 calories daily, and one at heavy work, 3500 or 4000 calories.
' FOOD VALUES 389 The adult human body produces heat at about the same rate as two burning candles of tallow or parafl&n.
What to read after The Health Officer?
You can find similar books in the "Read Also" column, or choose other free books by Overton, Frank, B. 1867 to read onlineMoreLess
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