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 Battersea Borough]
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Of the remaining 383 samples, one was reported as adulterated,
and the remaining 382 as genuine, the average composition of
the genuine samples being as under: —
Total milk solids ... ... 12.37 per cent.
Milk fat 3.61 „
Non-fatty solids 8.76 „
The Analyst reports that the content of milk fat in these
382 samples ranged as follows:—
4 per cent, and over 30 samples or 7.9 per cent.
Between 3.9 and 4.0 per cent. 8 „ „ 2.1 „
„ 3.8 „ 3.9 „ 34 „ „ 8.9 „
3.7 „ 3.8 „ 57 „ „ 14.9 „
„ 3.6 „ 3.7 „ 75 „ „ 19.6 „
3.5 „ 3.6 „ 72 „ „ 18.9 „
3.4 „ 3.5 „ 57 „ „ 14.9
3.3 „ 3.4 „ 28 „ „ 7.3
„ 3.2 „ 3.3 „ 17 „ „ 4.4 „
„ 3.1 „ 3.2 „ 1 „ „ 0.3 „
3.0 „ 3.1 3 „ „ 0.8 „
382 100.0
The milk fat content of the 45 samples of "Channel Islands"
or "South Devon" milk ranged as under:—
5 per cent, and over 1 sample or 2.2 per cent.
Between 4.9 and 5.0 per cent. —
„ 4.8 „ 4.9 „ —
„ 4.7 „ 4.8 „ 3 samples or 6.7 per cent.
„ 4.6 „ 4.7 „ 5 „ „ 11.1
„ 4.5 „ 4.6 „ 5 „ „ 11.1 „
„ 4.4 „ 4.5 „ 7 „ „ 15.6 „
„ 4.3 „ 4.4 „ 7 „ „ 15.6 „
„ 4.2 „ 4.3 „ 10 „ „ 22.2
„ 4.1 „ 4.2 „ 5 „ „ 11.1
„ 4.0 „ 4.1 „ 2 „ „ 4.4 „
45 100.0