London's Pulse: Medical Officer of Health reports 1848-1972

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Hammersmith 1936

[Report of the Medical Officer of Health for Hammersmith Borough]

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117
stringent test for the absence of tubercle. The new designation indicates this characteristic more clearly. This milk
may, if desired, be pasteurised, and where this is done it
must be sold as " Tuberculin Tested Milk (Pasteurised)."
It will have the double security of tuberculin testing (as
a safeguard against tuberculosis) and pasteurisation (as a
safeguard against all milk-borne disease).
" Accredited " milk has replaced the former " Grade A"
milk. It is raw milk from cows which are regularly
inspected by a veterinary surgeon, but which are not tuberculin tested.
" Pasteurised " milk is, as before, milk which has been
held at a temperature of 145 to 150 degrees F. for 30
minutes.
In regard to the examination of these milks the " plate
count " test in relation to raw " Tuberculin Tested " and
Accredited " milks has been susperseded by a colour test
called the " methylene blue " test recommended by the
Medical Research Council, The test for coliform bacilli is
not altered.
A circular was sent to Local Authorities explaining the
new order and calling their attention to the new chemical
test—the phosphatase test—for determining whether or not
milk has been properly pasteurised.
The Pharmacy and Poisons Act, 1933, together with the
Rules made under it came into full effect on 1st May, 1936,
and replaced all the existing legislation relating to the sale,
supply, storage and transport of poisons.
The Act established a Poisons Board with the duty of
preparing a list—known as the Poisons List—of the substances
to which the Act shall apply. The list now issued
is divided into two parts; in Part I are those substances
the sale of which is restricted to the premises of "authorised
sellers of poisons," and in Part II are those poisons in