London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Battersea 1957
[Report of the Medical Officer of Health for Battersea Borough]
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31
Milk.
One hundred formal samples of milk were taken during the year.
All of these samples were reported to be in conformity with this standard, their average composition being:—
| Milk fat | 4.48 per cent. |
| Non-fatty solids | 9.12 „ |
| Total milk solids | 13.60 „ |
The milk fat content of the 17 samples of "Channel Islands" or " South Devon " milk ranged as under:—
| Over 5.0 per cent. | 1 sample. | |
| between 4.8 and | 4.9 „ | Nil. |
| 4.7 „ | 4.8 „ | 2 samples. |
| 4.6 „ | 4.7 „ | 3 „ |
| 4.5 „ | 4.6 „ | 2 „ |
| 44 „ | 4.5 „ | 4 „ |
| 4.3 „ 4.2 „ | 4.4 „ 4.3 „ | 4 „ 1 sample. |
| 17 | ||
All the 83 samples of ordinary milk were reported as genuine lnd their average composition was as follows : —
| Milk fat ............ | 3.68 per cent. |
| Non-fatty solids ...... | 8.77 |
| Total milk solids ... | 12.45 |
Their content of milk fat ranged as follows:—
| Over 4.0 per cent. | 5 samples or | 6.02 per cent. |
| between 3.9 and 4.0 | 7 „ „ | 8.43 „ |
| 3.8 „ 3.9 „ | 11 „ „ | 13.25 „ |
| „ 3.7 „ 3.8 „ | 19 „ „ | 22.89 „ |
| 3.6 „ 3.7 | 16 „ „ | 19.28 „ |
| 3.5 „ 3.6 | 16 „ „ | 19.28 „ |
| 3.4 „ 3.5 „ | 4 „ „ | 4.82 „ |
| 3.3 „ 3.4 „ | 4 „ „ | 4.82 „ |
| 3.2 „ 3.3 „ | 1 sample „ | 1.21 „ |
| 83 | 100.00 |
In the five years 1952-6 and in 1957 the percentage of adulterated samples of milk was as under:—
| Year | Samples taken | Adulterated | |
|---|---|---|---|
| No. | Percentage | ||
| 1952 | 101 | 0 | 0.0 |
| 1953 | 100 | 1 | 1.0 |
| 1954 | 100 | 6 | 6.0 |
| 1955 | 100 | 3 | 3.0 |
| 1956 | 100 | 0 | 0.0 |
| 1957 | 100 | 0 | 0.0 |