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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Tuberculin-Tested (Untreated) Milk | Methyline Blue Test | |
---|---|---|
No. Samples Taken | Not Satisfied | Satisfied |
12 | - | 12 |
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.
No. Samples Taken | Not Satisfied | Satisfied | Not Satisfied | Satisfied |
---|---|---|---|---|
102 | - | 102 | - | 102 |
No. Samples Taken | Turbidity Test | |
---|---|---|
Not Satisfied | Satisfied | |
46 | - | 46 |
Churn Rinse Samples | 6 | Satisfactory | 6 |
Unsatisfactory | - | ||
Bottle Rinse Samples | 23 | Satisfactory Unsatisfactory | 20 3 |
BACTERIOLOGICAL EXAMINATION OF CREAM
Sixteen samples of fresh cream were examined and produced
satisfactory results.
Grade | No. of Samples |
---|---|
1 | 94 |
2 | 9 |
3 | 2 |
4 | 7 |
In all cases after the results of sampling are Known, the
vendors and/or manufacturers are made aware of the results, and
where the gradings are 3 or 4, a visit is made, methods of
service or manufacture are investigated, faults rectified and
further samples taken.