. Principles and practice of butter-making : a treatise on the chemical and physical properties of milk and its components, the handling of milk and cream, and the manufacture of butter therefrom . Butter; Milk. 106 BUTTER-MAKING. The average test, according to the correct method, is It will be seen from the example quoted that there is a difference of more than .5'^t- If the percentage of fat or the number of pounds of milk is uniform, then it does not matter which of the two waj'S illustrated above is used. But as uniformity in either of these respects scarcely ever exists in practice
. Principles and practice of butter-making : a treatise on the chemical and physical properties of milk and its components, the handling of milk and cream, and the manufacture of butter therefrom . Butter; Milk. 106 BUTTER-MAKING. The average test, according to the correct method, is It will be seen from the example quoted that there is a difference of more than .5'^t- If the percentage of fat or the number of pounds of milk is uniform, then it does not matter which of the two waj'S illustrated above is used. But as uniformity in either of these respects scarcely ever exists in practice, the only correct way of calculating the percentage is to find the total number of pounds of fat and divide it by the total number of pounds of milk; the result is .0342, which may be written Fig. 63.—A Russian co-operative creamery in Siberia. (U. S. Government Bulletin.) It is very common for creamery patrons to test the milk from each of their cows, then add the tests together and divide by the total number of cows tested. The result they will call the average test, and frequently such tests are made use of as evidence against a creamery operator to prove that his tests at the creamery were not correct. The fallacy is evident from what has been said Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original McKay, George Lewis; Larsen, Christian, 1874-. New York : J. Wiley & Sons
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1906
