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ICE-CREAM—BACTERIOLOGICAL EXAMINATION
One hundred and twenty samples of ice-cream were bacteriologically
examined. These were also submitted to the Ministry of Health
Provisional Methylene Blue Reduction Test.

milk supply
Thirty premises are registered with the Corporation for the retail
sale of pre-packed supplies. In addition 12 milk purveyors occupying
premises in other districts are registered to retail milk in Barking.
Seventy-two samples of milk were submitted to Methylene Blue
Reduction Test, and phosphatase examination of which three were
reported unsatisfactory. The unsatisfactory samples occurred during
the hot spell of weather in July.
Seventy-two samples of milk were submitted to biological examination
for the presence of tubercle during the year of which seventy samples
were reported free from tubercle. In two cases the guinea-pig died
prematurely.
sampling of food and drugs
During the year 321 samples were submitted to chemical analysis,
details of which are set out in the appendix. The following 8 samples
were reported to be unsatisfactory.
1. Sausage Meat, Beef—Whilst containing less preservative than that
allowed by the Public Health (Preservatives in
Food) Regulations, did not bear a declaration
that preservative was added.
2. Bread— Contained blackish-brown particles which on
examination proved to be rodent excreta.
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