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43
Adulterated Samples.
The following action was taken in regard to the 5 formal samples
certified as adulterated:—
No. 84 & 85. Pork sausages 1 per cent, deficient in meat content
in each case —Cautionary letters.
No. 100. Ice Cream per cent, deficient in sugar Cautionary
letter.
No. 200. Non-brewed Condiment 16 per cent, deficient in
acetic acid —Cautionary letter.
No. 268. Non-brewed Condiment 9 per cent, deficient in
acetic acid—Cautionary letter.

Monthly returns of the samples taken, and of the results of the
laminations, are sent to the Milk Division of the Ministry of Food,
a nd they are at once notified of any adverse report.
Ice-Cream.
Twenty samples of ice cream were taken during the year, each
sa mple being submitted to the presumptive test for coliform organisms
in 3 tubes at 1/10 ml. dilution, and to the methylene blue test, in
with the technique suggested by the Ministry of Health. The
following is a summary of the results: —
Coliform Test.
Methylene Blue Test.
Negative 12
Provisional Grade 1 7
Positive in 1 tube 1
„ 2 ... 7
„ 2 tubes 1
„ 3 ... 5
„ 3 tubes 6
„ 4 ... 1
20
20
Where samples of ice cream made at premises in the Borough
re ceive unsatisfactory reports, the premises, plant, and methods of
oPeration are examined, and, where possible, improvements are
su ggested.
Milk supplied to Schools and Hospitals.
Samples of milk in course of delivery to Schools and Hospitals
the Borough are regularly taken, both for chemical analysis and
fo r submission to the prescribed tests for such milk. These samples are
included in the general totals given on pages 39, 41 and 43. The
results of the analyses and tests, are communicated to the London County
Council or to the appropriate Hospital Management Committee.