London's Pulse: Medical Officer of Health reports 1848-1972

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Croydon 1971

[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 TakenNot SatisfiedSatisfied
116-115

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 TakenNot SatisfiedSatisfied
24-24

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 TakenNot SatisfiedSatisfied
5-5

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.