# The Smoke Control Areas (Authorised Fuels) Regulations 1991, Paragraph 1

Extent: E+W+S
Status: prospective

Ancit 40 and Ancit 60 briquettes, manufactured by Coal ProductsLimited at Aberaman, Mid Glamorgan, which—
(a) comprise anthracite and coke breeze (as to approximately 75 per centof the total weight) and coking coal (as to the remaining weight);
(b) were manufactured from those constituents by a process involvingheat treatment, roll-pressing and further heat treatment at about400°C;
(c) are unmarked cushion-shaped briquettes and have an average weight of40 grammes (Ancit 40) or 60 grammes (Ancit 60); and
(d) have a sulphur content not exceeding 1.5 per cent of the totalweight.

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Source: https://www.legislation.gov.uk/uksi/1991/1282/schedule/1/paragraph/1 (the official version)
Page: https://openlegislation.uk/smoke-control-areas-authorised-fuels-regulations-1991/schedule-1/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.