# The Coal Mines (Precautions against Inflammable Dust) Order 1956, Paragraph 2


For the purposes of this schedule the volatile matter content of any coal shall be deemed to be that determined by analysis of a representative section of the seam or of a representative sample of run-of-mine coal from the seam taken within the preceding twelve months or where no such determination has been made shall be deemed to exceed thirty-five per cent.

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Source: https://www.legislation.gov.uk/uksi/1956/1769/schedule/n2/paragraph/2 (the official version)
Page: https://openlegislation.uk/coal-mines-precautions-against-inflammable-dust-order-1956/schedule-n2/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.