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The failure of some of the samples of
pasteurised milk to pass the methylene blue
test were investigated and where appropriate
further samples taken
Brucella abortus
During the year 59 samples of raw milk
were taken as it arrived at the processing
dairy in the borough. The samples were
submitted to Harefield Hospital pathological
laboratory, 11 of these samples were found
to be positive and the county public health
officer in the producing area was notified for
action.
Tuberculin test of raw milk
59 sample of raw milk from the same source
as above were also submitted for tuberculin
test. All samples, where the complete test
could be carried out were found to be satisfactory.
Ice cream
During the year 193 samples of ice cream
were submitted for bacteriological examination.
The results were
Grade 1 120
Grade 2 51
Grade 3 10
Grade 4 12
Thorough investigations were carried out
into the procedures and methods of handling
of the grade 3 and 4 samples, The premises
were kept under close observation until
satisfactory samples had been obtained
In addition 9 ice lollies were also sent for
examination and found to be sdisfactory,
Food premises
The inspection of premises where food is
stored handled prepared or from where it is
sold is a very important part of the public
health inspectors duties, The control of such
premises is under the Food Hygiene (General)
Regulations 1960 and the office system is so
organised that all food premises are frequently
inspected throughout the year During the year
3 610 visits were paid to food premises throughout
the borough for the purpose of food hygiene
inspection. The various types of such premises
include
Butchers 110
Bakehouses 12
Cafe s, canteens, clubs 488
Fish shops 39
Greengrocers 156
Grocery and provisions 247
Hotels and public houses 222
Food manufacturers 33
Confectioners (sweet) 240
Confectioners (flour) 48
Chemists 67
School canteens 60
Places of public entertainment 28
Food stalls and delivery vehicles are also
subject to inspection under the Food Hygiene
(Markets, Stalls and Delivery Vehicles) Regula
tions 1966, These are inspected regularly as
are the fair ground stalls which appear
occasionally in the borough.
Certain food premises have to be registered
under Section 16, Food and Drugs Act 1955 and
must comply with the Food Hygiene legislation,
before they can be entered in the register, The
premises so registered are
Manufacture, storage or sale of 370
ice cream
Preparation or manufacture of 29
sausages only
93