# The Milk (Special Designation) Regulations 1989, Paragraph 2: B. Additional conditions applicable when the milk is heated by a continuous-flow method


The records of such recording thermometers as the licensing authority shall reasonably consider necessary to be installed in suitable places in the apparatus in which the milk is to be heated as aforesaid by a continuous-flow method shall be marked with graduations adequately spaced to give clear readings, and they shall be dated and preserved for a period of not less than three months.

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Source: https://www.legislation.gov.uk/uksi/1989/2383/schedule/4/part/II/paragraph/2n3 (the official version)
Page: https://openlegislation.uk/milk-special-designation-regulations-1989/schedule-4/part-II/paragraph-2n3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.