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There is no reason why colony counts and coliform tests should not be
performed to investigate the cause of a discrepancy between the grading
obtained from the Methylene Blue Reduction Test and the standards of cleanliness
which the health officer has found by careful observation of the premises and
staff, but they should not be used for the purpose of routine grading of the
finished product.
(b) PREPARATION OR MANUFACTURE OP SAUSAGES OR POTTED, PRESSED, PICKLED OR
PRESERVED FOOD INTENDED FOR SALE There were no new applications, and at
the end of the year the following 170 premises were registered:-
Preservation of meat and manufacture of sausages 119
Fish curing 19
Manufacture of meat pies and jellied eels 5
Manufacture of canned soups 1
Fish frying 17
Onion peeling 9
170
SECTION 23 (Prevention of spread of disease by ice-cream). Every manufacturer
of, or dealer in, ice-cream shall, upon the occurrence of certain diseases among
the persons living or working in or about the premises on which the ice-cream
is manufactured, stored or sold, forthwith give notice thereof to the Medical
Officer of Health If the Medical Officer of Health has reasonable ground for
suspecting that any ice-cream or substance intended for use in the manufacture
of ice-cream is likely to cause any disease communicable to human beings, he
may give notice to the person in charge thereof that;, until further notice,
the ice-cream or substance in question, is not to be used for human consumption
No action was taken under this section
SECTION 24 (Sale of horseflesh)., No person shall sell, or offer or expose
for sale, or have in his possession for the purpose of sale, any horseflesh for
human consumption elsewhere than in premises, or in a stall, vehicle orplace,
over or on which a notice in legible letters stating that horseflesh is sold
there is displayed in a conspicuous position. . No person shall supply horseflesh
for human consumption to a purchaser who has not asked to be supplied
with horseflesh. No contraventions of this section were discovered.
SECTION 26 (Cases of food poisoning to be notified).. Under this section a
registered medical practitioner on becoming aware or suspecting that a person
whom he is attending is suffering from food poisoning, shall forthwith notify
same to the Medical Officer of Health of the district, There were positive
bacteriological findings in 50 of the 51 cases notified:-
(a) Outbreaks due to identified agents: The two small family outbreaks
involving respectively four members and two members were caused by
salmonella typhimurium. A further small outbreak involving five
non-notified cases in a Home for mothers and babies was found to be
due to salmonella Newport. The source of the infection was not
traced in these outbreaks and the illness in all cases was slight and
of moderate duration,
(b) Outbreak s due to undiscovered cause. Two outbreaks occurred,
following canteen meals, at local firms; one involved six members
of the staff of 50 at risk, and in the other case eight members of a
staff of 90 at risk were affected. In both these cases the
bacteriological findings were negative, but the symptoms were highly
suggestive of CI. Welchii infection. The suspected food in one case