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 Croydon]
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The above samples of raw milk were also examined for the presence of brucella abortus and antibiotics. In all cases the results of the tests were negative
Pasteurised Milk | ||
---|---|---|
Methylene Blue Test | ||
No. Samples Taken | Not Satisfied | Satisfied |
- |
The above samples of raw milk were also examined for the presence of brucella abortus and antibiotics. In all cases the results of the tests were negative
Sterilised Milk | ||
---|---|---|
Turbidity Test | ||
No. Samples Taken | Not Satisfied | Satisfied |
- |
The above samples of raw milk were also examined for the presence of brucella abortus and antibiotics. In all cases the results of the tests were negative
Ultra Heat Treated Milk | ||
---|---|---|
Colony Count | ||
No. Samples Taken | Not Satisfied | Satisfied |
- |
Bacteriological Examination of Milk Bottle Rinses
Satisfactory - 23
Bottle Rinse Samples - 24
Unsatisfactory - 1
BACTERIOLOGICAL EXAMINATION OF CREAM
Thirteen samples of fresh cream were examined with the following
results:— Grade No. of Samples
1 2
2 2
3 3
4 6
BACTERIOLOGICAL EXAMINATION OF ICE CREAM
144 samples were taken, the results being:—
Grade No. of Samples
1 44
2 25
3 22
4 53
The majority of the unsatisfactory samples consisted of "soft" icecream
which is dispensed from machines located in cafes and restaurants.