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

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Woolwich 1958

[Report of the Medical Officer of Health for Woolwich]

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MILK SUPPLY
At the end of the year, one dairy and 128 registered distributors
of milk were operating within the Borough. Registrations were also
approved by the Council in respect of 29 distributors of milk who
distribute milk within the Borough from premises outside. Under the
provisions of the Milk (Special Designations) Regulations, 1949, a
total of 230 dealers' licences and 79 supplementary licences were
issued authorising the use of the special designations "Pasteurised"
"Sterilised" and "Tuberculin Tested".

The percentage of fat content of samples of milk submitted to the Public Analyst for chemical analysis was as follows:-

Fat ContentNo. of Samples
4.5 per cent. and over2
4.0 per cent. and under 4.5 per cent.21
3.5 per cent. and under 4 per cent.108
3.0 per cent. and under 3.5 per cent.59
Below 3 per cent.3

During 1958, 203 samples of "Pasteurised" or "Tuberculin Tested
Pasteurised" milk were subjected to the Methylene Blue test at the
Park Hospital Laboratory, Hither Green, to assess the keeping
quality of the milk. All the samples were reported satisfactory.
Of the 209 samples of "Pasteurised" or "Tuberculin Tested" milk
which were taken and submitted for the Phosphatase test to determine
the adequacy of pasteurisation, 205 were reported to be satisfactory.
The remaining four failed the test. On notification that a sample
had failed the Phosphatase test, a further sample from the same
source was immediately taken for testing. In all four eases the
subsequent samples tested were reported to be satisfactory.
Twenty-five samples of "Sterilised" or "Tuberculin Tested
Sterilised" milk were submitted to the Park Hospital for Turbidity
test and satisfactory results were reported in each case.
The tests referred to above are those prescribed in the Milk
(Special Designations) Regulations, 1949.
The practice of taking samples of milk in the course of
delivery to schools, hospitals and institutions in the Borough was
continued during the year. Of the 16 samples taken, seven were
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