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45
Oxidlsing Agents. The Milk and Dairies Regulations, 1949, provide for the
use of certain cleansing agents for milk containers and plant. All these products
are reauired to contain a small percentage of sodium chlorate to act as a detector
of the efficiency of subsequent rinsing. Three samples were tested for the
presence of chlorates and were found to be free.
Ice Cream.
Close supervision is exercised in connection with the manufacture, sale and storage
of ice cream. Premises, plant and refrigerators were kept under constant observation.
Pull and free consultation has taken place between manufacturers and the
Council's Pood Inspector on problems of production.
Inspections are madeofthe vehicles used by itinerant vendors; vehicles have
been stopped, stocks inspected, temperature of containers checked and samples
taken.
A total of 101 samples were taken during the year. Of these 79 were submitted
to the Public Health Laboratory for examination by the Methylene Blue test. The
samples were graded as follows:-
Grade 1 Grade 2 Grade 3 Grade 4
28 21 17 13
Most of the samples falling into the lower grades were taken from local
manufacturers. Premises and plant are generally satisfactory and there appears to
be no reason why, with reasonable care, a high standard of hygiene should not be
reached. In most cases where disappointing results are investigated it is found