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 Lewisham Borough]
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From these figures there can be little doubt that the sample was
ordinary milk adulterated by the addition of 32 per cent. water.
As the vendor declared it to be separated milk, the result of the
analysis must be calculated in accordance with the existing
standard for skimmed or separated milk, namely 9 per cent.
total solids, and upon this basis one was obliged to return it as
adulterated with 10 per cent. of water. The vendor in this case
was fined ten shillings, a fine not likely to deter him from continuing
his practice.
Sample No. 472 was found to contain:—
Total Solids 10 per cent.
Milk Fat 2.8 „
Solids not Fat 7.2 ,,
This also was declared to be Separated Milk, but from its composition
it is obvious that the sample was Milk adulterated
by the addition of 15 per cent. of water.
The vendor in this case was content with less adulteration,
the total solids amounted to 10 per cent. Notwithstanding
the fact that the solids not fat reached only 7.2 per cent., one
had to return this sample as genuine separated milk.
No definition is given in the Regulations of Skimmed or
Separated Milk, and the term is understood to apply to milk
from which the bulk of the fat has been removed. In mechanically
separated milk the percentage of fat remaining seldom
exceeds 0.5 per cent., and in the absence of any definitions in
the Regulations, a means of escaping proceedings for adulteration
has been found.
I submit, therefore, that there is urgent need for the
amendment of the Sale of Milk Regulations, 1901, particularly
in their application to Skimmed or Separated Milk. The