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 Wandsworth, Metropolitan Borough]
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Milk | Ice-cream | Artesian Well Waters | Swimming Pool Waters | Others | Total |
---|---|---|---|---|---|
216 | 44 | 5 | 35 | 7 | 307 |
Milk
Of the 216 samples of milk, 96 were submitted to the phosphatase
test, 96 to the methylene-blue test, and 24 to the turbidity test. These
samples were reported satisfactory.
Ice-cream
The 44 samples of ice-cream were tested in accordance with the
technique suggested by the Ministry of Health and Public Health
Laboratory Service. These samples were examined at the Public
Health Laboratory.
The following table gives a summary of the results:
Provisional Grade | Number of Samples | |
---|---|---|
1 | 30 | |
2 | ||
3 | ||
4 | 2 | |
44 |
Examination of Water from Artesian Wells
Five samples were submitted for examination, and were reported
satisfactory.
Examination of Water from Swimming Baths
Thirty-five samples were submitted for examination, and all were
reported satisfactory.
Others
The seven miscellaneous samples proved to be free of pathogenic
organisms.