Paragraph 9
England, Wales and Scotland
Brazier briquettes, manufactured by Coal Products Limited at Immingham Briquetting Works, Immingham, North East Lincolnshire, which—
comprise anthracite (as to approximately 60 to 80% of the total weight), petroleum coke (as to approximately 10 to 30% of the total weight) and a molasses and phosphoric acid binder (as to the remaining weight);
were manufactured from those constituents by a process involving roll-pressing and heat treatment at approximately 300°C;
are either unmarked pillow-shaped briquettes or pillow-shaped briquettes marked with a single indented line running longitudinally along each face, the line on each face being separated from the line on the opposite face by 10 millimetres;
have an average weight of either 55 or 80 grams per briquette; and
have a sulphur content not exceeding 2% of the total weight on a dry basis.