# The Smoke Control Areas (Authorised Fuels) (England) Regulations 2008, Paragraph 26

Extent: E+W+S
Status: prospective

Jewel briquettes, manufactured by Eldon Colliery Limited at Newfield Works, Bishop Auckland, County Durham, which—
(a) comprise anthracite (as to approximately 30 to 50% of the total weight), Long Beach petroleum coke (as to approximately 50 to 70% of the total weight) and a carbohydrate binder (as to the remaining weight);
(b) were manufactured from those constituents by a process involving roll-pressing and heat treatment at about 150°C;
(c) are unmarked pillow-shaped briquettes;
(d) have an average weight of 33 grams per briquette; and
(e) have a sulphur content not exceeding 1.5% of the total weight.

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Source: https://www.legislation.gov.uk/uksi/2008/514/schedule/1/paragraph/26 (the official version)
Page: https://openlegislation.uk/smoke-control-areas-authorised-fuels-england-regulations-2008/schedule-1/paragraph-26
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.