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

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Battersea 1937

[Report of the Medical Officer of Health for Battersea Borough]

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102
Adulterated Samples.
The total number of samples taken in 1937 and certified by
the Public Analyst to be adulterated, or not to comply with the
requirements of the various Orders or Regulations, was 12, as
follows—
Milk.—Eight formal samples. (See following pages.)
Milk, Pasteurised.—One informal sample which failed to pass
the phosphatase test.
Butter on Bread.—One informal sample consisting of margarine
on bread.
Mustard.—Two informal samples containing 5 per cent. and
10 per cent, wheaten flour respectively.
Milk.
Of the 740 samples of milk, all of which were formal samples,
8, or 1.1 per cent. were reported as adulterated. Three of the
samples were reported to be deficient in milk fat to the extent
of 8, 13 and 17 per cent. respectively and five to contain extraneous
water, in four cases not exceeding 3 per cent., and in the remaining
case 18 per cent.

In the 5 years 1932-36, and in 1937, the percentage of adul-terated (formal) samples of milk was as under:—

Year.Samples taken.Adulterated.
No.Percentage.
1932760131.7
193376860.8
193475050.7
193573860.8
193673670.95
Mean7507.40.99
193774081.1

A considerable proportion of the milk supply of London is
received at Clapham Junction and South Lambeth Goods Stations
and samples are systematically taken on the arrival of the milk at
these two stations. Such samples are included in the return on
page 100.

The average composition of the 737 samples of milk (including five informal samples of pasteurised milk) reported as genuine, proved to be as under:—

Total milk solids12.41 per cent.
Milk fat3.62 ,,
Non-fatty solids8.79 ,,