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
Sutton and Cheam 1956
[Report of the Medical Officer of Health for Sutton and Cheam]
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MiLK SUPPLY
Food and Drugs Act 1955
Milk and Dairies Regulations 1949-1953
The Milk (Special Designation) (Raw Milk) Regulations 1949-1954
The Milk (Special Designation) (Pasteurised and Sterilised Milk)
Regulations 1949-1953
Routine inspection of milk pasteuriser s and purveyor's
premises reveals that the provisions of the various Regulations
are generally well observed.
The following licences to sell graded milks in the Borough were granted in 1956:-
| Grade of Milk | TYPE OF LICENCE | ||
|---|---|---|---|
| Dealers | Supplementary | Pasteuriser's | |
| Tuberculin Tested | 10 | 11 | - |
| " " (Pasteurised) | 7 | - | - |
| Pasteurised | 18 | 11 | 1 |
| Sterilised | 32 | 12 | - |
| TOTALS | 67 | 34 | 1 |
EXAMiNATiON OF MILK SAMPLES (BACTERIOLOGICAL SAMPLES/
One hundred and ten samples of milk were examined as f ollows:-
| Class of Milk | Number of samples examined | Test applied | Results | |
|---|---|---|---|---|
| Passed | Failed | |||
| Pasteurised | 72 | Phosphatase | 72 | - |
| Methylene Blue | 72 | - | ||
| Sterilised | 5 | Turbidity | 5 | - |
| Tuberculin Tested (Pasteurised) | 14 | Phosphatase | 14 | - |
| Methylene Blue | 13 | 1 | ||
| Tuberculin Tested (Farm Bottled) | 19 | |||
| Methylene Blue | 13 | 6 | ||
| TOTALS | 110 | 103 | 7 | |
To comply with the Milk. (Special Designation) (Raw Milk.)
Regulations, Tuberculin Tested Milk must not decolourise
Methylene Blue within 4½ hours if the sample is taken during 1st
of May to 31st October, or within 5½ hours if taken between the
1st November to 30th April.
Of the total samples examined under these Regulations six
samples of Tuberculin Tested (Farm Bottled) Milks failed to pass
the prescribed test. Five of these samples were taken during
the 4½ hours test period and decolourised Methylene Blue in
from 2½ to 4½ hours, whilst the other sample taken during the
hours test period decolourised methylene blue in 4½ hours.
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