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

Croydon 1967

[Report of the Medical Officer of Health for Croydon]

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Table: The following tables summarise the results of bacteriological examinations of pasteurised, sterilised and untreated milk samples during the year :-

The following tables summarise the results of bacteriological examinations of pasteurised, sterilised and untreated milk samples during the year :-

Untreated MilkMetdylene Blue Test
No. Samples TakenNot SatisfiedSatisfied
18117

Table: 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.

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 TestPhosphatase Test
No. Samples Taken 95Not Satisfied 2Satisfied 93Not SatisfiedSatisfied 95
Sterilised Milk
No. Samples Taken 69Turbidity Test
Not SatisfiedSatisfied 69
Ultra Heat Treated Milk
Methylene Blue TestPhosphatase Test
No. Samples Taken 7Not SatisfiedSatisfied 7Not SatisfiedSatisfied 7

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Bacteriological Examination of Milk Bottle Rinses
Bottle Rinse Samples 19
Satisfactory 19
Unsatisfactory
BACTERIOLOGICAL EXAMINATION OF CREAM
Six samples of fresh cream were examined and gave satisfactory results.
BACTERIOLOGICAL EXAMINATION OF ICE CREAM
96 samples were taken, the results being as overleaf:-