# The Smoke Control Areas (Authorised Fuels) (England) (No. 2) Regulations 2014, Paragraph 1

Extent: E+W+S

Aimcor Excel briquettes, manufactured by Applied Industrial Materials UK Limited at Newfield, County Durham, or manufactured by Oxbow Carbon & Minerals UK Limited, Windsor House, Cornwall Road, Harrogate, North Yorkshire, which—
(a) comprise petroleum coke (as to approximately 60 to 75% of the total weight), low volatile coal and reactive coke (as to approximately 20 to 25% of the total weight) and cold-setting resin binder (as to the remaining weight);
(b) were manufactured from those constituents by a process involving roll-pressing;
(c) are unmarked pillow-shaped briquettes;
(d) have an average weight of 73 grams per briquette; and
(e) have a sulphur content not exceeding 2% of the total weight.

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Source: https://www.legislation.gov.uk/uksi/2014/2366/schedule/paragraph/1 (the official version)
Page: https://openlegislation.uk/smoke-control-areas-authorised-fuels-england-no-2-regulations-2014/schedule/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.