Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for Holborn Borough]
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Percentage of Fat | Number of Samples. | ||||
---|---|---|---|---|---|
Shops. | Restaurants | Streets. | School. | Total | |
Less than 3.0 | 3 | ... | 1 | 1 | 6 |
3.0 | 3 | ... | ... | ... | 3 |
3.1 | 7 | ... | 1 | 1 | 9 |
3.2 | 13 | ... | 5 | 2 | 20 |
3.3 | 17 | 2 | 10 | 2 | 31 |
3.4 | 26 | 3 | 11 | 1 | 41 |
3.5 | 21 | 2 | 6 | ... | 29 |
3.6 | 18 | 2 | 4 | ... | 24 |
8.7 | 15 | ... | 3 | ... | 18 |
3.8 | 9 | ... | 3 | 1 | 13 |
3.9 | 5 | ... | ... | ... | 5 |
4.0 | 2 | ... | ... | ... | 2 |
4.1 | 8 | ... | ... | ... | 8 |
4.2 | 1 | ... | ... | ... | 1 |
4.3 | 2 | ... | ... | ... | 2 |
4 .8 | 1 | ... | ... | ... | 1 |
4.9 | 1 | ... | ... | ... | 1 |
5.4 | ... | 1 | ... | ... | 1 |
5.6 | 2 | ... | ... | ... | 2 |
5.7 | 1 | ... | ... | 1 | |
7.4 | 1 | ... | ... | ... | 1 |
Total Samples | 156 | 10 | 44 | 8 | 218 |
Average fat content | 3.60% | 3.64% | 3.40% | 3.23% | 3.55% |
No. 2. Monthly Variation of Chemical Composition of Milk.
Month. | Number of Samples examined. | Total Solids. Per cent, average. | Solids Non-fat. Per cent, average. | Fat. Per cent, average. |
---|---|---|---|---|
January | 23 | 12.32 | 8.90 | 3.42 |
February | 20 | 12.19 | 8.78 | 3.41 |
March | 22 | 12.30 | 8.86 | 3.44 |
April | 20 | 12.10 | 8.82 | 3.28 |
May | 18 | 12.54 | 8.96 | 3.58 |
June | 18 | 12.39 | 9.01 | 3.38 |
July | 13 | 12.46 | 8.98 | 3.48 |
August | 20 | 12.60 | 8.93 | 3.67 |
September | 18 | 12.72 | 8.97 | 3.75 |
October | 20 | 12.73 | 8.90 | 3.83 |
November | 16 | 12.87 | 9.11 | 3.76 |
December | 10 | 12.74 | 9.06 | 3.68 |
Whole year | 218 | 12.48 | 8.93 | 3.55 |
Legal minimum | ... | 11.50 | 8.50 | 3.00 |